76 results on '"Mojica L"'
Search Results
2. CHAPTER 5. Legume Bioactive Peptides
- Author
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Mojica, L., primary and Gonzalez de Mejia, E., additional
- Published
- 2019
- Full Text
- View/download PDF
3. Distribution of Pesticides and PCBs in Sediments of Agricultural Drains in the Culiacan Valley, Sinaloa, Mexico
- Author
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García-de la Parra, Luz Ma., Cervantes-Mojica, L. Juleny, González-Valdivia, Carolina, Martínez-Cordero, Francisco J., Aguilar-Zárate, Gabriela, Bastidas-Bastidas, Pedro, and Betancourt-Lozano, Miguel
- Published
- 2012
- Full Text
- View/download PDF
4. Wastewater Analysis of SARS-CoV-2 as a Predictive Metric of Positivity Rate for a Major Metropolis
- Author
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Anthony William Maresso, David M. Zong, Tessa Crosby, Justin R. Clark, Katherine B. Ensor, Pedro A. Piedra, Priyanka Ali, Roberto Bertolusso, Hollstein M, Zachary W. LaTurner, Kyle Weesner, Hernandez H, Loren Hopkins, David Persse, Avadhanula, Austen Terwilliger, Prashant Kalvapalle, Mojica L, Zhuo Y, and Lauren B. Stadler
- Subjects
medicine.medical_specialty ,Wastewater ,Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) ,Environmental health ,Epidemiology ,Public health interventions ,Prevalence ,medicine ,Infection dynamics ,Viral rna ,Metric (unit) ,Biology - Abstract
Wastewater monitoring for SARS-CoV-2 has been suggested as an epidemiological indicator of community infection dynamics and disease prevalence. We report wastewater viral RNA levels of SARS-CoV-2 in a major metropolis serving over 3.6 million people geographically spread over 39 distinct sampling sites. Viral RNA levels were followed weekly for 22 weeks, both before, during, and after a major surge in cases, and simultaneously by two independent laboratories. We found SARS-CoV-2 RNA wastewater levels were a strong predictive indicator of trends in the nasal positivity rate two-weeks in advance. Furthermore, wastewater viral RNA loads demonstrated robust tracking of positivity rate for populations served by individual treatment plants, findings which were used in real-time to make public health interventions, including deployment of testing and education strike teams.
- Published
- 2020
- Full Text
- View/download PDF
5. Wastewater Analysis of SARS-CoV-2 as a Predictive Metric of Positivity Rate for a Major Metropolis
- Author
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Stadler, L.B., primary, Ensor, K.B., additional, Clark, J.R., additional, Kalvapalle, P., additional, LaTurner, Z. W., additional, Mojica, L., additional, Terwilliger, A., additional, Zhuo, Y., additional, Ali, P., additional, Avadhanula, V., additional, Bertolusso, R., additional, Crosby, T., additional, Hernandez, H., additional, Hollstein, M., additional, Weesner, K., additional, Zong, D.M., additional, Persse, D., additional, Piedra, P.A., additional, Maresso, A.W., additional, and Hopkins, L., additional
- Published
- 2020
- Full Text
- View/download PDF
6. Fermented non-digestible fraction from combined nixtamalized corn (Zea mays L.)/cooked common bean (Phaseolus vulgaris L.) chips modulate anti-inflammatory markers on RAW 264.7 macrophages
- Author
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Luzardo-Ocampo, I., primary, Campos-Vega, R., additional, Cuellar-Nuñez, M.L., additional, Vázquez-Landaverde, P.A., additional, Mojica, L., additional, Acosta-Gallegos, J.A., additional, and Loarca-Piña, G., additional
- Published
- 2018
- Full Text
- View/download PDF
7. A two-channel digital sampling system for estimating harmonic parameters at low frequencies developed at CENAMEP AIP
- Author
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Mojica, L., primary, Espinosa, C., additional, Gonzalez, J., additional, and Kyriazis, G. A., additional
- Published
- 2016
- Full Text
- View/download PDF
8. Planeamiento estratégico para el sector de biocombustibles en Colombia
- Author
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Barragán T., Andrés, Castillo S., Leonardo, Mojica L., Andrés, Montagut, Luis, and Torres Zorrilla, Jorge
- Subjects
Planificación estratégica ,Sector hidrocarburos--Colombia - Abstract
A 2013, el sector de los biocombustibles en Colombia se ha convertido en uno de los sectores más importantes en el desarrollo agrícola del país, no solo por la intención del Gobierno de mezclar combustibles fósiles con biocombustibles, sino también por el impacto social que tiene en las diferentes regiones agrícolas. En el presente planeamiento estratégico del sector, se han analizado diferentes aspectos internos y externos, a los que posteriormente se les plantearon las estrategias con los objetivos a largo y corto plazo, con los cuales se lograrán los crecimientos y las metas planteadas en la visión que está proyectada a 2020. Al inicio se describió la situación actual de Colombia y del sector de combustibles a nivel mundial, regional, y nacional, luego sus antecedentes y se plantearon la visión, misión, los valores, y código de ética del mismo. Posteriormente, se realizó la evaluación externa a través del análisis tridimensional de las naciones, el análisis competitivo del sector, y el análisis PESTE; luego la evaluación interna a través del análisis AMOFHIT. Se compararon los intereses del sector y los objetivos a largo plazo, posteriormente dentro del proceso estratégico se desarrollaron las matrices. Como resultado de la planeación se propusieron cuatro objetivos a largo plazo y seis estrategias para el sector relacionadas con penetración de productos, desarrollo de nuevos mercados, integración horizontal, y alianzas estratégicas. Sigue la implementación estratégica; donde los planes se vuelven acciones para lograr los objetivos, y se medirá y revisará el cumplimiento de las metas a través del Tablero de Control Integrado, lo que permitirá que se realicen acciones correctivas de ser necesario. Al final, se determinan las conclusiones, las recomendaciones, y el futuro del sector de biocombustibles en Colombia a 2020. On the last few years, the Biofuels sector in Colombia has become one of the most important sectors in the agriculture development of the country. Not only due to the intention of the government to mix Biofuels with fossil fuels, but also because of the high social impact that it represents for agricultural regions. The present strategic plan for the Colombian Biofuel sector has analyzed different internal and external factors, and proposes strategies with long and short term objectives that promote growth and the targets established for the 2020 vision. The present plan starts with a description of Colombia’s and global´ s current fuel background, with national and regional analysis; we state a vision, mission, values and ethical code for the Colombian biofuels sector. We proceed with the external evaluation through the analysis in three different dimensions, the competitive analysis of the sector, the PESTE analysis and the internal evaluation based on the AMOFHIT research. Then we compare the interests of the sector and the long terms objectives. As a result of the strategic planning process, we developed four long term objectives and six different strategies for the sector related to product penetration, new market developments, horizontal integration and strategic joint ventures. We continue the analysis with the strategic implementation, where the plans become actions in order to achieve the targets. These must be measured and revised in order to accomplish the goals using the balance score card, which must generate corrective actions if it´s necessary. We complete the analysis with the conclusions, recommendations and the possible future of the Biofuel sector in Colombia for 2020. Tesis
- Published
- 2013
9. Health benefits of beans
- Author
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Piña, G. L., Vital, D. L., Mojica, L., Ramírez Jiménez, A. K., and Ocampo, I. L.
10. Health benefits of beans
- Author
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Piña, G. L., Vital, D. L., Mojica, L., Aurea Ramírez-Jiménez, and Ocampo, I. L.
11. Effect of 1-methylcyclopropene on ataulfo mangoe maturation under simulated conditions for export to Europe,Efecto del 1-metilciclopropeno en la maduración de mango ataulfo en condición simulada para exportación a Europa
- Author
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Ortiz-Franco, L. Z., Ramírez-Villa, A. Z., Cervantes-Mojica, L. J., Muy-Rangel, M. D., Gómez-Lim, M. A., Sergio García-Galindo, H., Sáyago-Ayerdi, S. G., and Efigenia Montalvo-González
12. Planeamiento estratégico para el sector de biocombustibles en Colombia
- Author
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Barragán T., Andrés, Castillo S., Leonardo, Mojica L., Andrés, Montagut, Luis, Barragán T., Andrés, Castillo S., Leonardo, Mojica L., Andrés, and Montagut, Luis
- Abstract
A 2013, el sector de los biocombustibles en Colombia se ha convertido en uno de los sectores más importantes en el desarrollo agrícola del país, no solo por la intención del Gobierno de mezclar combustibles fósiles con biocombustibles, sino también por el impacto social que tiene en las diferentes regiones agrícolas. En el presente planeamiento estratégico del sector, se han analizado diferentes aspectos internos y externos, a los que posteriormente se les plantearon las estrategias con los objetivos a largo y corto plazo, con los cuales se lograrán los crecimientos y las metas planteadas en la visión que está proyectada a 2020. Al inicio se describió la situación actual de Colombia y del sector de combustibles a nivel mundial, regional, y nacional, luego sus antecedentes y se plantearon la visión, misión, los valores, y código de ética del mismo. Posteriormente, se realizó la evaluación externa a través del análisis tridimensional de las naciones, el análisis competitivo del sector, y el análisis PESTE; luego la evaluación interna a través del análisis AMOFHIT. Se compararon los intereses del sector y los objetivos a largo plazo, posteriormente dentro del proceso estratégico se desarrollaron las matrices. Como resultado de la planeación se propusieron cuatro objetivos a largo plazo y seis estrategias para el sector relacionadas con penetración de productos, desarrollo de nuevos mercados, integración horizontal, y alianzas estratégicas. Sigue la implementación estratégica; donde los planes se vuelven acciones para lograr los objetivos, y se medirá y revisará el cumplimiento de las metas a través del Tablero de Control Integrado, lo que permitirá que se realicen acciones correctivas de ser necesario. Al final, se determinan las conclusiones, las recomendaciones, y el futuro del sector de biocombustibles en Colombia a 2020., On the last few years, the Biofuels sector in Colombia has become one of the most important sectors in the agriculture development of the country. Not only due to the intention of the government to mix Biofuels with fossil fuels, but also because of the high social impact that it represents for agricultural regions. The present strategic plan for the Colombian Biofuel sector has analyzed different internal and external factors, and proposes strategies with long and short term objectives that promote growth and the targets established for the 2020 vision. The present plan starts with a description of Colombia’s and global´ s current fuel background, with national and regional analysis; we state a vision, mission, values and ethical code for the Colombian biofuels sector. We proceed with the external evaluation through the analysis in three different dimensions, the competitive analysis of the sector, the PESTE analysis and the internal evaluation based on the AMOFHIT research. Then we compare the interests of the sector and the long terms objectives. As a result of the strategic planning process, we developed four long term objectives and six different strategies for the sector related to product penetration, new market developments, horizontal integration and strategic joint ventures. We continue the analysis with the strategic implementation, where the plans become actions in order to achieve the targets. These must be measured and revised in order to accomplish the goals using the balance score card, which must generate corrective actions if it´s necessary. We complete the analysis with the conclusions, recommendations and the possible future of the Biofuel sector in Colombia for 2020.
13. Planeamiento estratégico para el sector de biocombustibles en Colombia
- Author
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Barragán T., Andrés, Castillo S., Leonardo, Mojica L., Andrés, Montagut, Luis, Barragán T., Andrés, Castillo S., Leonardo, Mojica L., Andrés, and Montagut, Luis
- Abstract
A 2013, el sector de los biocombustibles en Colombia se ha convertido en uno de los sectores más importantes en el desarrollo agrícola del país, no solo por la intención del Gobierno de mezclar combustibles fósiles con biocombustibles, sino también por el impacto social que tiene en las diferentes regiones agrícolas. En el presente planeamiento estratégico del sector, se han analizado diferentes aspectos internos y externos, a los que posteriormente se les plantearon las estrategias con los objetivos a largo y corto plazo, con los cuales se lograrán los crecimientos y las metas planteadas en la visión que está proyectada a 2020. Al inicio se describió la situación actual de Colombia y del sector de combustibles a nivel mundial, regional, y nacional, luego sus antecedentes y se plantearon la visión, misión, los valores, y código de ética del mismo. Posteriormente, se realizó la evaluación externa a través del análisis tridimensional de las naciones, el análisis competitivo del sector, y el análisis PESTE; luego la evaluación interna a través del análisis AMOFHIT. Se compararon los intereses del sector y los objetivos a largo plazo, posteriormente dentro del proceso estratégico se desarrollaron las matrices. Como resultado de la planeación se propusieron cuatro objetivos a largo plazo y seis estrategias para el sector relacionadas con penetración de productos, desarrollo de nuevos mercados, integración horizontal, y alianzas estratégicas. Sigue la implementación estratégica; donde los planes se vuelven acciones para lograr los objetivos, y se medirá y revisará el cumplimiento de las metas a través del Tablero de Control Integrado, lo que permitirá que se realicen acciones correctivas de ser necesario. Al final, se determinan las conclusiones, las recomendaciones, y el futuro del sector de biocombustibles en Colombia a 2020., On the last few years, the Biofuels sector in Colombia has become one of the most important sectors in the agriculture development of the country. Not only due to the intention of the government to mix Biofuels with fossil fuels, but also because of the high social impact that it represents for agricultural regions. The present strategic plan for the Colombian Biofuel sector has analyzed different internal and external factors, and proposes strategies with long and short term objectives that promote growth and the targets established for the 2020 vision. The present plan starts with a description of Colombia’s and global´ s current fuel background, with national and regional analysis; we state a vision, mission, values and ethical code for the Colombian biofuels sector. We proceed with the external evaluation through the analysis in three different dimensions, the competitive analysis of the sector, the PESTE analysis and the internal evaluation based on the AMOFHIT research. Then we compare the interests of the sector and the long terms objectives. As a result of the strategic planning process, we developed four long term objectives and six different strategies for the sector related to product penetration, new market developments, horizontal integration and strategic joint ventures. We continue the analysis with the strategic implementation, where the plans become actions in order to achieve the targets. These must be measured and revised in order to accomplish the goals using the balance score card, which must generate corrective actions if it´s necessary. We complete the analysis with the conclusions, recommendations and the possible future of the Biofuel sector in Colombia for 2020., Tesis
14. Planeamiento estratégico para el sector de biocombustibles en Colombia
- Author
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Barragán T., Andrés, Castillo S., Leonardo, Mojica L., Andrés, Montagut, Luis, Barragán T., Andrés, Castillo S., Leonardo, Mojica L., Andrés, and Montagut, Luis
- Abstract
A 2013, el sector de los biocombustibles en Colombia se ha convertido en uno de los sectores más importantes en el desarrollo agrícola del país, no solo por la intención del Gobierno de mezclar combustibles fósiles con biocombustibles, sino también por el impacto social que tiene en las diferentes regiones agrícolas. En el presente planeamiento estratégico del sector, se han analizado diferentes aspectos internos y externos, a los que posteriormente se les plantearon las estrategias con los objetivos a largo y corto plazo, con los cuales se lograrán los crecimientos y las metas planteadas en la visión que está proyectada a 2020. Al inicio se describió la situación actual de Colombia y del sector de combustibles a nivel mundial, regional, y nacional, luego sus antecedentes y se plantearon la visión, misión, los valores, y código de ética del mismo. Posteriormente, se realizó la evaluación externa a través del análisis tridimensional de las naciones, el análisis competitivo del sector, y el análisis PESTE; luego la evaluación interna a través del análisis AMOFHIT. Se compararon los intereses del sector y los objetivos a largo plazo, posteriormente dentro del proceso estratégico se desarrollaron las matrices. Como resultado de la planeación se propusieron cuatro objetivos a largo plazo y seis estrategias para el sector relacionadas con penetración de productos, desarrollo de nuevos mercados, integración horizontal, y alianzas estratégicas. Sigue la implementación estratégica; donde los planes se vuelven acciones para lograr los objetivos, y se medirá y revisará el cumplimiento de las metas a través del Tablero de Control Integrado, lo que permitirá que se realicen acciones correctivas de ser necesario. Al final, se determinan las conclusiones, las recomendaciones, y el futuro del sector de biocombustibles en Colombia a 2020., On the last few years, the Biofuels sector in Colombia has become one of the most important sectors in the agriculture development of the country. Not only due to the intention of the government to mix Biofuels with fossil fuels, but also because of the high social impact that it represents for agricultural regions. The present strategic plan for the Colombian Biofuel sector has analyzed different internal and external factors, and proposes strategies with long and short term objectives that promote growth and the targets established for the 2020 vision. The present plan starts with a description of Colombia’s and global´ s current fuel background, with national and regional analysis; we state a vision, mission, values and ethical code for the Colombian biofuels sector. We proceed with the external evaluation through the analysis in three different dimensions, the competitive analysis of the sector, the PESTE analysis and the internal evaluation based on the AMOFHIT research. Then we compare the interests of the sector and the long terms objectives. As a result of the strategic planning process, we developed four long term objectives and six different strategies for the sector related to product penetration, new market developments, horizontal integration and strategic joint ventures. We continue the analysis with the strategic implementation, where the plans become actions in order to achieve the targets. These must be measured and revised in order to accomplish the goals using the balance score card, which must generate corrective actions if it´s necessary. We complete the analysis with the conclusions, recommendations and the possible future of the Biofuel sector in Colombia for 2020.
15. DETERMINATION OF BODY WATER CONTENT USING TRACE LEVELS OF DEUTERIUM OXIDE AND INFRARED SPECTROPHOTOMETRY.
- Author
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Mojica, L
- Published
- 1968
16. Pea protein - gum Arabic gel addition as ingredient to increase protein, fiber and decrease lipid content in muffins without impair the texture and intestinal microbiota.
- Author
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Del Mercado PP, Mojica L, González-Ávila M, Espinosa-Andrews H, Alcázar-Valle M, and Morales-Hernández N
- Subjects
- Gels chemistry, Lipids chemistry, Animals, Bacteria metabolism, Bacteria classification, Nutritive Value, Flour analysis, Humans, Gastrointestinal Microbiome, Gum Arabic chemistry, Pea Proteins chemistry, Pea Proteins metabolism, Dietary Fiber analysis, Dietary Fiber metabolism, Pisum sativum chemistry, Pisum sativum metabolism
- Abstract
This study evaluated the use of a protein-polysaccharide gel (PGEL) as a muffin ingredient, and its effect on the nutritional, textural, and gut microbiome profiles. PGEL was generated by complex coacervation with Pea protein and Gum Arabic. A mixture design was performed with different flour, lipids, and PGEL proportions, where Tx9 (26 % PGEL) showed improved physicochemical characteristics. Optimization was performed using 3 variables, hardness, protein content, and in vitro protein digestibility, to generate an optimal muffin with PGEL (PGEL-Muffin). PGEL-Muffin had a positive effect in its nutritional content and texture (protein: 12.03 %, fiber: 7.90 %, lipids: 9.23 %, and hardness: 4.41 N) compared to a muffin without protein addition (Control) and a muffin with added pea protein powder (Powder-Muffin). PGEL-Muffin did not modify gut microbiome using an ex-vivo system after 4-days of administration. PGEL ingredient could be an opportunity to develop nutritionally improved products without a negative impact on textural properties., Competing Interests: Declaration of competing interest The authors declare that they have no known competing financial interests or personal relationships that could have appeared to influence the work reported in this paper., (Copyright © 2024 Elsevier Ltd. All rights reserved.)
- Published
- 2025
- Full Text
- View/download PDF
17. Techno-functional properties and structural characteristics of cricket protein concentrates affected by pre-treatments and ultrafiltration/diafiltration processes.
- Author
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Davalos-Vazquez A, Mojica L, Sánchez-Velázquez OA, Castillo-Herrera G, Urías-Silvas JE, Doyen A, and Moreno-Vilet L
- Subjects
- Animals, Food Handling, Flour analysis, Digestion, Ultrafiltration methods, Gryllidae chemistry, Solubility
- Abstract
This study aimed to evaluate different pre-treatments on cricket flour (CF), solvent-defatting (CFH), and supercritical-defatting (CFS) to obtain cricket protein concentrate (CPC) by ultrafiltration (UF)-diafiltration (DF) and evaluate the UF-DF performance, techno-functional properties, and digestibility. Results showed that defatting efficiency was 63 % and 85 % for solvent-defatting and supercritical fluid defatting, respectively. The supercritical fluid extraction process decreased the protein solubility and affected the UF performance, decreasing protein retention by 33 %. However, the soluble protein of the generated concentrates was higher than 90 %. Protein concentrates showed a better foaming capacity at pH 5.0 and 7.0, while the oil-holding capacity (1.95-2.20 g/g) decreased in defatted concentrates but was higher than water-holding (0.30-0.60 g/g). Emulsion activity (45-50 %) was not affected by pre-treatments (p > 0.05). Protein digestibility ranged from 71 to 75 % (p < 0.05). Supercritical fluid defatting and ultrafiltration-diafiltration processes were suitable for obtaining cricket protein concentrates., Competing Interests: Declaration of competing interest The authors declare that they have no known competing financial interests or personal relationships that could have appeared to influence the work reported in this paper., (Copyright © 2024. Published by Elsevier Ltd.)
- Published
- 2024
- Full Text
- View/download PDF
18. Functional chia (Salvia hispanica L.) co-product protein hydrolysate: An analysis of biochemical, antidiabetic, antioxidant potential and physicochemical properties.
- Author
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Briceño-Islas G, Mojica L, and Urías-Silvas JE
- Subjects
- alpha-Glucosidases chemistry, alpha-Glucosidases metabolism, Humans, Glycoside Hydrolase Inhibitors chemistry, Glycoside Hydrolase Inhibitors pharmacology, Diabetes Mellitus, Type 2 drug therapy, Plant Proteins chemistry, Hydrophobic and Hydrophilic Interactions, Salvia chemistry, Hypoglycemic Agents chemistry, Antioxidants chemistry, Protein Hydrolysates chemistry, alpha-Amylases chemistry, Salvia hispanica chemistry
- Abstract
Protein hydrolysates with antioxidant potential have been reported to act as adjuvants in preventing and treating type-2 diabetes (T2D). This work investigated the biochemical, antidiabetic, antioxidant potential, and physicochemical properties of chia meal protein hydrolysate (CMPH). Bands smaller than 14 kDa were observed in the electrophoretic profile. The predominant amino acids were hydrophobic and aromatic. CMPH had the potential to inhibit α-amylase (IC
50 : 1.76 ± 0.13 mg/mL), α-glucosidase (IC50 : 0.42 ± 0.13 mg/mL), and DPP-IV (IC50 : 0.46 ± 0.14 mg/mL). Antioxidant activity for ABTS (IC50 : 0.236 mg/mL), DPPH (8.83 ± 0.52%), and ORAC (IC25 : 0.115 mg/mL). Against chia meal protein isolate (CMPI), CMPH has a broad solubility (pH 2-12.46). Particle size (624.5 ± 247.3 nm), low PDI (0.22 ± 0.06), ζ-potential (-31.1 ± 2.5 mV), and surface hydrophobicity (11,183.33 ± 2024.11) and the intrinsic fluorescence peak of CMPH was lower than that of CMPI. CMPH represents an alternative to add value to the agri-food co-product of the chia seed oil industry, generating food ingredients with outstanding antidiabetic and antioxidant potential., Competing Interests: Declaration of Competing Interest The authors declare that they have no known competing financial interests or personal relationships that could have appeared to influence the work reported in this paper., (Copyright © 2024 Elsevier Ltd. All rights reserved.)- Published
- 2024
- Full Text
- View/download PDF
19. Development, characterization, and comparison of chitosan microparticles as a carrier system for black bean protein hydrolysates with antioxidant capacity.
- Author
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Alfaro-Díaz A, Castillo-Herrera GA, Espinosa-Andrews H, Luna-Vital D, and Mojica L
- Subjects
- Plant Proteins chemistry, Phaseolus chemistry, Freeze Drying, Hydrogen-Ion Concentration, Gels chemistry, Chitosan chemistry, Antioxidants pharmacology, Antioxidants chemistry, Protein Hydrolysates chemistry, Particle Size
- Abstract
Peptides in black bean protein hydrolysates (BPHs) exert antioxidant capacity. However, peptides are prone to degradation during processing and digestion. Chitosan (Ch) can protect them and provide a delayed release. This work develops and compares two drying methods producing porous structured Ch microparticles (MPs) as carriers for antioxidant BPH. Ch gels were obtained by ionic gelation and dried by supercritical CO
2 solvent displacement or fast-freeze-drying methods. The resulting aerogels and fast-freeze-dried MPs were structurally characterized, and their swelling and release profiles were obtained at pH 1.2 and 7.4. The antioxidant capacity of systems was determined by 2,2'-azino-bis(3-ethyl-benzthiazoline-6-sulphonic acid) (ABTS) and superoxide radical assays. The results showed BPH-Ch best complexation conditions occurring at a pH of 4.5 and a 4:1 BPH/Ch ratio. The particle size of the complex was 1047.6 nm, and the entrapment efficiency and loading capacity were 28.2% and 54.3%, respectively. At pH 1.2 and 7.4, the release rate of BPH was lower in aerogel than in fast-freeze-dried MPs. Besides, entrapment BPH in Ch significantly reduced the ABTS antioxidant activity IC50 from 35.1 µM Trolox equivalents (TE)/mg to 250.7 and 406.2 µM TE/mg for Ch fast-freeze-dried and aerogels, respectively. Superoxide radical inhibition IC50 ranged from 74.6 to 92.9 mM ascorbic acid equivalents/mg in the different samples. BPH-loaded aerogels presented lower specific surface area (94.7 vs. 138.6 m2 /g, p < 0.05) and higher average pore size (26.4 vs. 19.8 nm) than Ch aerogels. Ch aerogel is a promising carrier for delaying the release of common bean antioxidant peptides useful for developing functional foods. PRACTICAL APPLICATION: This novel system could act as an ingredient to incorporate antioxidant compounds in different formats to develop delayed-release nutraceuticals and functional foods, such as bakery, dairy products, or beverages. Along, antioxidant peptide-loaded aerogels could be used as a slow-release system for compounds acting as natural preserving antioxidants for food applications such as raw meat products or high-fat foods., (© 2024 Institute of Food Technologists.)- Published
- 2024
- Full Text
- View/download PDF
20. Common bean polyphenolic enriched extracts decrease reactive oxygen species induced by heavy metals and polycyclic aromatic hydrocarbons in Hs27 and Hs68 human fibroblasts.
- Author
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Hernandez DF, Mojica L, Cervantes EL, and Gonzalez de Mejia E
- Subjects
- Humans, Cell Line, Antioxidants pharmacology, Antioxidants chemistry, Oxidative Stress drug effects, Fibroblasts drug effects, Fibroblasts metabolism, Plant Extracts pharmacology, Plant Extracts chemistry, Phaseolus chemistry, Polyphenols pharmacology, Polyphenols chemistry, Reactive Oxygen Species metabolism, Polycyclic Aromatic Hydrocarbons pharmacology, Polycyclic Aromatic Hydrocarbons chemistry
- Abstract
The increase of coarse particulate matter (PM
10 ) due to industrialization and urban sprawl has been identified as a significant contributor to air pollution and a threat to human skin health and premature aging. The objective was to analyze the antioxidant effect of phenolic-enriched extracts (PHE) obtained from black bean (BB) and pinto bean (PB) varieties (Phaseolus vulgaris L.) and pure phenolic compounds (rutin, catechin, and gallic acid) in two human dermal fibroblasts cell lines exposed to PM10 . Petunidin-3-O-glucoside was the most abundant anthocyanin, with 57 ± 0.9 mg/g dry extract (DE) in PHE-BB. Gallic acid was the prevalent phenolic acid with 8.2 ± 2.8 mg/g DE in PHE-BB (p < 0.05). Hs27 and Hs68 cell lines were exposed to PM10 (100 μg/mL) to induce oxidative stress; PHE-BB reduced it by 69% ± 12 and PHE-PB by 80% ± 5 relative to PM10 treatment (p < 0.05). Delphinidin-3-O-glucoside showed the highest binding affinity in adenosine monophosphate-activated protein kinase (AMPK) with -9.0 kcal/mol and quercetin-3-D-galactoside with -6.9 kcal/mol in sirtuin 1 (Sirt1). Rutin increased the expression of Sirt1 by 30% (p < 0.05) in the Hs27 cell line treated with PM10 . Common bean extracts can potentially reduce oxidative stress induced by PM10 in human dermal fibroblasts., Competing Interests: Declaration of competing interest The authors declare that they have no known competing financial interests or personal relationships that could have appeared to influence the work reported in this paper., (Copyright © 2024 Elsevier Ltd. All rights reserved.)- Published
- 2024
- Full Text
- View/download PDF
21. Native Mexican black bean purified anthocyanins fractionated by high-performance counter-current chromatography modulate inflammatory pathways.
- Author
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Escobedo A, Avalos-Flores L, Mojica L, Lugo-Cervantes E, Gschaedler A, and Alcazar M
- Subjects
- Mice, RAW 264.7 Cells, Animals, Countercurrent Distribution, Macrophages drug effects, Macrophages immunology, Macrophages metabolism, Inflammation metabolism, Inflammation drug therapy, Cyclooxygenase 2 genetics, Cyclooxygenase 2 metabolism, Cyclooxygenase 2 immunology, Chromatography, High Pressure Liquid, Mexico, Phaseolus chemistry, Nitric Oxide Synthase Type II genetics, Nitric Oxide Synthase Type II metabolism, Anthocyanins pharmacology, Anthocyanins chemistry, Anthocyanins isolation & purification, Plant Extracts chemistry, Plant Extracts pharmacology, Plant Extracts isolation & purification, Anti-Inflammatory Agents pharmacology, Anti-Inflammatory Agents chemistry, Anti-Inflammatory Agents isolation & purification, NF-kappa B genetics, NF-kappa B metabolism, NF-kappa B immunology
- Abstract
In addition to their pigment properties, the potential health benefits of anthocyanins have made them a subject of interest in recent years. This study aimed to obtain purified anthocyanin fractions from native Mexican black bean cultivars using Amberlite XAD-7 resin column and HPCCC and evaluate their anti-inflammatory properties using RAW 264.7 cells. The major anthocyanins in the purified anthocyanin fractions were delphinidin 3-glucoside (61.8%), petunidin 3-glucoside (25.2%), and malvidin 3-glucoside (12.2%). Purified anthocyanin fractions at 12.5 μg/mL effectively prevented LPS-induced ERK1/ERK2 phosphorylation and reduced the protein expression of COX-2 and mRNA expression of iNOS. Results showed that purified anthocyanin fractions have the potential to modulate the inflammatory response by inhibiting the production of pro-inflammatory mediators through the ERK1/ERK2 and NF-κB pathways. This study suggests that anthocyanins from black beans could be used as a natural strategy to help modulate inflammation-associated diseases., Competing Interests: Declaration of competing interest The authors declare that they have no known competing financial interests or personal relationships that could have appeared to influence the work reported in this paper., (Copyright © 2024 Elsevier Ltd. All rights reserved.)
- Published
- 2024
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22. Exploring volatile compounds and microbial dynamics: Kluyveromyces marxianus and Hanseniaspora opuntiae reduce Forastero cocoa fermentation time.
- Author
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Coria-Hinojosa LM, Velásquez-Reyes D, Alcázar-Valle M, Kirchmayr MR, Calva-Estrada S, Gschaedler A, Mojica L, and Lugo E
- Subjects
- Food Microbiology, Gas Chromatography-Mass Spectrometry, Acetic Acid metabolism, Time Factors, Fermentation, Volatile Organic Compounds analysis, Volatile Organic Compounds metabolism, Kluyveromyces metabolism, Hanseniaspora metabolism, Cacao microbiology, Cacao metabolism, Cacao chemistry
- Abstract
Traditional cocoa bean fermentation is a spontaneous process and can result in heterogeneous sensory quality. For this reason, yeast-integrated starter cultures may be an option for creating consistent organoleptic profiles. This study proposes the mixture of Hanseniaspora opuntiae and Kluyveromyces marxianus (from non-cocoa fermentation) as starter culture candidates. The microorganisms and volatile compounds were analyzed during the cocoa fermentation process, and the most abundant were correlated with predominant microorganisms. Results showed that Kluyveromyces marxianus, isolated from mezcal fermentation, was identified as the dominant yeast by high-throughput DNA sequencing. A total of 63 volatile compounds identified by HS-SPME-GC-MS were correlated with the more abundant bacteria and yeast using Principal Component Analysis and Agglomerative Hierarchical Clustering. This study demonstrates that yeasts from other fermentative processes can be used as starter cultures in cocoa fermentation and lead to the formation of more aromatic esters, decrease the acetic acid content., Competing Interests: Declaration of competing interest The authors declare that they have no known competing financial interests or personal relationships that could have appeared to influence the work reported in this paper., (Copyright © 2024 Elsevier Ltd. All rights reserved.)
- Published
- 2024
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23. Enactive behaviour settings: situating agency, normativity and transformation.
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Sepúlveda-Pedro MA and Mojica L
- Subjects
- Humans, Social Norms, Social Environment, Social Behavior
- Abstract
Behaviour settings are sociocultural places defined by three main ecological aspects: the affordances of material structures, typical patterns of skilful action and socially situated norms. These aspects explain the observed regularities of human behaviour associated with the material characteristics of places. However, the focus of ecological theories on how individual agents attune their actions to the pre-established order of behaviour settings neglects the agents' active role in sustaining or motivating transformations in this order. We therefore propose an alternative enactive approach to behaviour settings that accounts for the role of agents as active supporters and transformers of behaviour settings. Based on the enactive concepts of agency, normativity and dialectics, we argue that agents, as participants of behaviour settings, simultaneously respond to multiple normative dimensions (e.g. biological, sensorimotor and interactive). To sustain the order of behaviour settings, agents sometimes need to inhibit other normative responses of their bodies, which sometimes is detrimental to one or many aspects of their lives. Nonetheless, agents can collectively trigger the transformation of behaviour settings. This transformation can occur dialectically as tensions between two or more norms to which human bodies respond are resolved, even if new tensions arise and the process of changing behaviour setting continues. This article is part of the theme issue 'People, places, things and communities: expanding behaviour settings theory in the twenty-first century'.
- Published
- 2024
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24. Dieta de la Milpa: A Culturally-Concordant Plant-Based Dietary Pattern for Hispanic/Latine People with Chronic Kidney Disease.
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Biruete A, Leal-Escobar G, Espinosa-Cuevas Á, Mojica L, and Kistler BM
- Subjects
- Humans, Dietary Patterns, Diet, Hispanic or Latino, Renal Insufficiency, Chronic complications, Dietary Approaches To Stop Hypertension
- Abstract
Chronic kidney disease (CKD) disproportionately affects minorities in the United States, including the Hispanic/Latine population, and is a public health concern in Latin American countries. An emphasis on healthy dietary patterns, including the Mediterranean and the Dietary Approaches to Stop Hypertension (DASH) diets, has been suggested as they are associated with a lower incidence of CKD, slower CKD progression, and lower mortality in kidney failure. However, their applicability may be limited in people from Latin America. The Dieta de la Milpa (Diet of the Cornfield) was recently described as the dietary pattern of choice for people from Mesoamerica (Central Mexico and Central America). This dietary pattern highlights the intake of four plant-based staple foods from this geographical region, corn/maize, common beans, pumpkins/squashes, and chilies, complemented with seasonal and local intake of plant-based foods and a lower intake of animal-based foods, collectively classified into ten food groups. Limited preclinical and clinical studies suggest several health benefits, including cardiometabolic health, but there is currently no data concerning CKD. In this narrative review, we describe and highlight the potential benefits of the Dieta de la Milpa in CKD, including acid-base balance, protein source, potassium and phosphorus management, impact on the gut microbiota, inflammation, and cultural appropriateness. Despite these potential benefits, this dietary pattern has not been tested in people with CKD. Therefore, we suggest key research questions targeting measurement of adherence, feasibility, and effectiveness of the Dieta de la Milpa in people with CKD.
- Published
- 2024
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25. Biofortified Beverage with Chlorogenic Acid from Stressed Carrots: Anti-Obesogenic, Antioxidant, and Anti-Inflammatory Properties.
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Gastélum-Estrada A, Rabadán-Chávez G, Reza-Zaldívar EE, de la Cruz-López JL, Fuentes-Palma SA, Mojica L, Díaz de la Garza RI, and Jacobo-Velázquez DA
- Abstract
Using wounding stress to increase the bioactive phenolic content in fruits and vegetables offers a promising strategy to enhance their health benefits. When wounded, such phenolics accumulate in plants and can provide antioxidant, anti-inflammatory, and anti-obesogenic properties. This study investigates the potential of using wounding stress-treated carrots biofortified with phenolic compounds as a raw material to extract carrot juice with increased nutraceutical properties. Fresh carrots were subjected to wounding stress via slicing and then stored at 15 °C for 48 h to allow phenolic accumulation. These phenolic-enriched slices were blanched, juiced, and blended with orange juice (75:25 ratio) and 15% ( w / v ) broccoli sprouts before pasteurization. The pasteurized juice was characterized by its physicochemical attributes and bioactive compound content over 28 days of storage at 4 °C. Additionally, its antioxidant, anti-inflammatory, and anti-obesogenic potentials were assessed using in vitro assays, both pre- and post-storage. The results reveal that juice derived from stressed carrots (SJ) possessed 49%, 83%, and 168% elevated levels of total phenolics, chlorogenic acid, and glucosinolates, respectively, compared to the control juice (CJ) ( p < 0.05). Both juices reduced lipid accumulation in 3T3-L1 cells and nitric oxide production in Raw 264.7 cells, without significant differences between them. SJ further displayed a 26.4% increase in cellular antioxidant activity. The juice's bioactive characteristics remained stable throughout storage time. In conclusion, the utilization of juice obtained from stressed carrots in a blend with orange juice and broccoli sprouts offers a promising method to produce a beverage enriched in bioactive compounds and antioxidant potential.
- Published
- 2023
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26. Nutritional, bioactive components and health properties of the milpa triad system seeds (corn, common bean and pumpkin).
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Sánchez-Velázquez OA, Luna-Vital DA, Morales-Hernandez N, Contreras J, Villaseñor-Tapia EC, Fragoso-Medina JA, and Mojica L
- Abstract
The milpa system is a biocultural polyculture technique. Heritage of Mesoamerican civilizations that offers a wide variety of plants for food purposes. Corn, common beans, and pumpkins are the main crops in this agroecosystem, which are important for people's nutritional and food security. Moreover, milpa system seeds have great potential for preventing and ameliorating noncommunicable diseases, such as obesity, dyslipidemia, type 2 diabetes, among others. This work reviews and analyzes the nutritional and health benefits of milpa system seeds assessed by recent preclinical and clinical trials. Milpa seeds protein quality, vitamins and minerals, and phytochemical composition are also reviewed. Evidence suggests that regular consumption of milpa seeds combination could exert complementing effect to control nutritional deficiencies. Moreover, the combination of phytochemicals and nutritional components of the milpa seed could potentialize their individual health benefits. Milpa system seeds could be considered functional foods to fight nutritional deficiencies and prevent and control noncommunicable diseases., Competing Interests: The authors declare that the research was conducted in the absence of any commercial or financial relationships that could be construed as a potential conflict of interest., (Copyright © 2023 Sánchez-Velázquez, Luna-Vital, Morales-Hernandez, Contreras, Villaseñor-Tapia, Fragoso-Medina and Mojica.)
- Published
- 2023
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27. Black and pinto beans (Phaseolus vulgaris L.) unique mexican varieties exhibit antioxidant and anti-inflammatory potential.
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Fonseca Hernández D, Mojica L, Berhow MA, Brownstein K, Lugo Cervantes E, and Gonzalez de Mejia E
- Subjects
- Antioxidants chemistry, Plant Extracts chemistry, Cyclooxygenase 2 metabolism, Anti-Inflammatory Agents pharmacology, Anti-Inflammatory Agents metabolism, Phenols analysis, Glucosides metabolism, Phaseolus chemistry, Catechin metabolism
- Abstract
Oxidative stress and inflammation play a key role in diverse pathological conditions such as cancer and metabolic disorders. The objective of this study was to determine the antioxidant and anti-inflammatory potentials of crude extract (CE) and phenolic-enriched extract (PHE) obtained from the seed coats (SCs) of black bean (BB) and pinto bean (PB) varieties. Delphinidin-3-O-glucoside (46 mg/g SC), malvidin-3-O-glucoside (29.9 mg/g SC), and petunidin-3-O-glucoside (7.5 mg/g SC) were found in major concentrations in the PHE-BB. Pelargonidin (0.53 mg/g SC) was only identified in the PHE-PB. PHE from both varieties showed antioxidant and radical scavenging capacities, with strong correlations associated with total phenolic content (TPC). Polyphenolics, including catechin, myricetin, kaempferol, quercetin, and isorhamnetin glucosides, were identified in the extracts. In terms of the anti-inflammatory potentials, PHE-PB had an IC
50 of 10.5 µg dry extract/mL (µg DE/mL) for cyclooxygenase-2 (COX-2) inhibition. The inhibition values for cyclooxygenase-1 (COX-1) ranged from 118.1 to 162.7 µg DE/mL. Regarding inducible nitric oxide synthase (iNOS) inhibition, PHE-BB had an IC50 of 62.6 µg DE/mL. As determined via in silico analysis, pelargonidin showed binding affinities of -7.8 and -8.5 kcal/mol for COX-1 and iNOS, respectively, and catechin had a value of -8.3 kcal/mol for COX-2. Phenolic-enriched extracts from seed coats of black and pinto beans showed good antioxidant and anti-inflammatory potential that warrants in vitro and in vivo studies., Competing Interests: Declaration of Competing Interest The authors declare that they have no known competing financial interests or personal relationships that could have appeared to influence the work reported in this paper., (Copyright © 2023 Elsevier Ltd. All rights reserved.)- Published
- 2023
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28. Common beans as a source of food ingredients: Techno-functional and biological potential.
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Alfaro-Diaz A, Escobedo A, Luna-Vital DA, Castillo-Herrera G, and Mojica L
- Subjects
- Phenols analysis, Dietary Supplements, Starch, Phaseolus, Food Ingredients
- Abstract
Common beans are an inexpensive source of high-quality food ingredients. They are rich in proteins, slowly digestible starch, fiber, phenolic compounds, and other bioactive molecules that could be separated and processed to obtain value-added ingredients with techno-functional and biological potential. The use of common beans in the food industry is a promising alternative to add nutritional and functional ingredients with a low impact on overall consumer acceptance. Researchers are evaluating traditional and novel technologies to develop functionally enhanced common bean ingredients, such as flours, proteins, starch powders, and phenolic extracts that could be introduced as functional ingredient alternatives in the food industry. This review compiles recent information on processing, techno-functional properties, food applications, and the biological potential of common bean ingredients. The evidence shows that incorporating an adequate proportion of common bean ingredients into regular foods such as pasta, bread, or nutritional bars improves their fiber, protein, phenolic compounds, and glycemic index profile without considerably affecting their organoleptic properties. Additionally, common bean consumption has shown health benefits in the gut microbiome, weight control, and the reduction of the risk of developing noncommunicable diseases. However, food matrix interaction studies and comprehensive clinical trials are needed to develop common bean ingredient applications and validate the health benefits over time., (© 2023 Institute of Food Technologists®.)
- Published
- 2023
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29. Mexican Native Black Bean Anthocyanin-Rich Extracts Modulate Biological Markers Associated with Inflammation.
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Contreras J, Alcázar-Valle M, Lugo-Cervantes E, Luna-Vital DA, and Mojica L
- Abstract
This work aimed to obtain and characterize anthocyanin-rich extracts (ARE) from native black beans and evaluate their antioxidant and anti-inflammatory potential. The initial extract was obtained by supercritical fluids (RE) and purified using Amberlite
® XAD-7 resin (PE). RE and PE were fractionated using countercurrent chromatography, and four fractions were obtained (REF1 and REF2 from RE, PEF1, and PEF2 from PE). ARE and fractions were characterized, and the biological potential was evaluated. ABTS IC50 values ranged from 7.9 to 139.2 (mg C3GE/L), DPPH IC50 ranged from 9.2 to 117.2 (mg C3GE/L), and NO IC50 ranged from 0.6 to143.8 (mg C3GE/L) ( p < 0.05). COX-1 IC50 ranged from 0.1 to 0.9 (mg C3GE/L), COX-2 IC50 ranged from 0.01 to 0.7 (mg C3GE/L), and iNOS IC50 ranged from 0.9 to 5.6 (mg C3GE/L) ( p < 0.05). The theoretical binding energy for phenolic compounds ranged from -8.45 to -1.4 kcal/mol for COX-1, from -8.5 to -1.8 kcal/mol for COX-2, and from -7.2 to -1.6 kcal/mol for iNOS. RE and REF2 presented the highest antioxidant and anti-inflammatory potential. Countercurrent chromatography effectively isolates and purifies bioactive compounds while maintaining their biological potential. Native black beans present an attractive phytochemical profile and could be used as ingredients in nutraceuticals and functional foods.- Published
- 2023
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30. Prehospital Management of Pediatric Behavioral Health Emergencies: A Scoping Review.
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Zorovich EV, Kothari K, Adelgais K, Alter R, Mojica L, Salinas A, Auerbach M, Adams C, and Fishe J
- Abstract
Pediatric behavioral health emergencies (BHE) are increasing in prevalence, yet there are no evidence-based guidelines or protocols for prehospital management. The primary objective of this scoping review is to identify prehospital-specific pediatric BHE research and publicly available emergency medical services (EMS) protocols for pediatric BHE. Secondary objectives include identifying the next priorities for research and EMS protocol considerations for children with neurodevelopmental conditions. This is a scoping review comprised of a research literature search for publications from 2012-2022 and an internet search for publicly available EMS protocols from the United States. Included publications contain data on the epidemiology of pediatric BHE or describe prehospital management of pediatric BHE. EMS protocols were included if they had advisements specific to pediatric BHE. A total of 50 research publications and EMS protocols from 43 states were screened. Seven publications and four protocols were included in this study. Research studies indicated an increase in pediatric BHE over the last decade, but few papers discuss current prehospital management (n=4). Two EMS protocols were specific to pediatric BHE or pediatric agitation, and the other two EMS protocols focused on adult populations with integrated pediatric recommendations. All four EMS protocols encouraged nonpharmaceutical interventions prior to the use of pharmacologic restraints. Although there is a substantial rise in pediatric BHE, there is sparse research data and clinical EMS protocols to support best practices for prehospital pediatric BHE management. This scoping review identifies important future research aims to inform best practices for the prehospital management of pediatric BHE., Competing Interests: The authors have declared that no competing interests exist., (Copyright © 2023, Zorovich et al.)
- Published
- 2023
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31. Pharmacological Activities and Chemical Stability of Natural and Enzymatically Acylated Anthocyanins: A Comparative Review.
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Yañez-Apam J, Domínguez-Uscanga A, Herrera-González A, Contreras J, Mojica L, Mahady G, and Luna-Vital DA
- Abstract
Anthocyanins (ANCs) are naturally occurring water-soluble pigments responsible for conferring red, blue, and purple colors to fruits, vegetables, flowers, and grains. Due to their chemical structure, they are highly susceptible to degradation by external factors, such as pH, light, temperature, and oxygen. Naturally acylated anthocyanins have proven to be more stable in response to external factors and exhibit superior biological effects as compared with their non-acylated analogues. Therefore, synthetic acylation represents a viable alternative to make the application of these compounds more suitable for use. Enzyme-mediated synthetic acylation produces derivatives that are highly similar to those obtained through the natural acylation process, with the main difference between these two pathways being the catalytic site of the enzymes involved in the synthesis; acyltransferases catalyze natural acylation, while lipases catalyze synthetic acylation. In both cases, their active sites perform the addition of carbon chains to the hydroxyl groups of anthocyanin glycosyl moieties. Currently, there is no comparative information regarding natural and enzymatically acylated anthocyanins. In this sense, the aim of this review is to compare natural and enzyme-mediated synthetic acylated anthocyanins in terms of chemical stability and pharmacological activity with a focus on inflammation and diabetes.
- Published
- 2023
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32. Low glycemic index common bean snack increased satiety without modifying energy intake in adults with normal weight: randomized crossover trials.
- Author
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Escobedo A, Esquivel-Hurtado M, Morales-Hernández N, Rodríguez-Reyes SC, Rivera-León EA, and Mojica L
- Subjects
- Humans, Adult, Overweight, Snacks, Cross-Over Studies, Blood Glucose, Satiation physiology, Energy Intake, Glycemic Index, Phaseolus
- Abstract
This study aimed to evaluate the short-term effect of a common bean baked snack (CBBS) and cooked bean consumption on energy intake, satiety, glycemic response, and palatability in subjects with normal weight ( Study 1 ) and overweight ( Study 2 ) and to determine the glycemic index of CBBS ( Study 3 ). For studies 1 and 2, satiety and glycemic response were measured over 45 min after consuming CBBS, cooked beans or white bread preload, and energy intake at an ad libitum test meal was calculated. Energy intake remained similar after consuming the three preloads in both studies. Compared to white bread, CBBS consumption increased fullness by 52% in subjects with normal weight but not in those with overweight. The CBBS calculated glycemic index was considered low (42). Consumption of low glycemic index CBBS increased satiety in adults with a normal weight. Long-term trials assessing the effects on body weight management are necessary.
- Published
- 2023
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33. Mexican grasshopper (Sphenarium purpurascens) as source of high protein flour: Techno-functional characterization, and in silico and in vitro biological potential.
- Author
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Villaseñor VM, Navat Enriquez-Vara J, Urías-Silva JE, Del Carmen Lugo-Cervantes E, Luna-Vital DA, and Mojica L
- Subjects
- Animals, Flour, Protein Hydrolysates, Molecular Docking Simulation, Antioxidants pharmacology, Cyclooxygenase 2, Insect Proteins, Grasshoppers
- Abstract
The aim of this work was to evaluate the techno-functional properties of Mexican grasshopper flour with different thermal pretreatments, as well as to assess the anti-inflammatory and antioxidant potential of their protein hydrolysates. Insect flour was thermally treated at 70, 80, 90, and 121 °C. Insect flour protein solubility (184.3 - 278.5 mg/g) was higher at pH 7.0 - 11.0. Thermally processed flour at 70, 80 and 90 °C showed no significant differences (p > 0.05) in water/oil holding capacity, emulsion properties and gel minimum concentration. Protein hydrolysates presented antioxidant potential for DPPH (IC
50 : 0.78 mg/mL), ABTS (IC50 : 0.63 mg/mL) and nitric oxide (IC50 : 2.21 mg/mL). Protein hydrolysates showed inhibition potential against enzymes COX-2 (IC50 : 0.52 mg/mL) and iNOS (IC50 : 0.51 mg/mL) in biochemical trials. Molecular docking showed that from the 37 identified peptide sequences, GPPGPAGV (-9.5 kcal/mol) and KPTVGVVTY (-10.4 kcal/mol) have the lower binding energies for COX-2 and iNOS, respectively. S. purpurascens flour and protein hydrolysates could be used as a functional ingredient., Competing Interests: Declaration of Competing Interest The authors declare that they have no known competing financial interests or personal relationships that could have appeared to influence the work reported in this paper., (Copyright © 2022 Elsevier Ltd. All rights reserved.)- Published
- 2022
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34. West Mexico Berries Modulate α-Amylase, α-Glucosidase and Pancreatic Lipase Using In Vitro and In Silico Approaches.
- Author
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Virgen-Carrillo CA, Valdés Miramontes EH, Fonseca Hernández D, Luna-Vital DA, and Mojica L
- Abstract
The objective was to evaluate the antioxidant and biological potential of eight freeze-dried berry varieties of southern Jalisco using in silico and in vitro approaches. Fourteen tentative phenolic compounds were identified in berries by ESI-QToF, including anthocyanins, phenolic acids, flavanols and flavonols. In silico assays of phytochemicals in the berry inhibiting enzymes related to obesity and diabetes showed predicted binding energy interactions (ranging from -5.4 to -9.3 kcal/mol). Among the cultivars, antioxidant potential for DPPH IC
50 ranged from 1.27 to 3.40 mg/mL, ABTS IC50 from 2.26 to 7.32 mg/mL and nitric oxide (NO) inhibition IC50 from 4.26 to 11.07 mg/mL. The potential to inhibit α-amylase IC50 ranged from 4.02 to 7.66 mg/mL, α-glucosidase IC50 from 0.27 to 4.09 mg/mL, lipase IC50 from 1.30 to 4.82 mg/mL and DPP-IV IC50 from 1.36 to 3.31 mg/mL. Blackberry cultivars from the southern Jalisco region showed outstanding biological potential compared to other evaluated berries and could be used in the formulation of functional foods in the prevention of noncommunicable diseases.- Published
- 2022
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35. Protein Ingredients in Bread: Technological, Textural and Health Implications.
- Author
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Prieto-Vázquez Del Mercado P, Mojica L, and Morales-Hernández N
- Abstract
The current lifestyle and trend for healthier foods has generated a growing consumer interest in acquiring bread products with a better nutritional composition, primarily products with high protein and fiber and low fat. Incorporating different protein sources as functional ingredients has improved the nutritional profile but may also affect the dough properties and final characteristics of bread. This review focuses on the incorporation of different animal, vegetable, and mixed protein sources, and the percentage of protein addition, analyzing nutritional changes and their impact on dough properties and different texture parameters, appearances, and their impact on bread flavor and health-related effects. Alternative processing technologies such as germination and sourdough-based technologies are discussed. Using fermented doughs can improve the nutritional composition and properties of the dough, impacting positively the texture, appearance, flavor, and aroma of bread. It is essential to innovate alternative protein sources in combination with technological strategies that allow better incorporation of these ingredients, not only to improve the nutritional profile but also to maintain the texture and enhance the sensory properties of the bread and consequently, increase the effects on consumer health.
- Published
- 2022
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36. Sense of Agency, Affectivity and Social-Ecological Degradation: An Enactive and Phenomenological Approach.
- Author
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Siqueiros-García JM, Manuel-Navarrete D, Eakin H, Mojica L, Charli-Joseph L, Pérez-Belmont P, and Ruizpalacios B
- Abstract
In the last few years, there has been an interest in understanding the impact of environmental change and degradation on people's affective life. This issue has become particularly pressing for populations whose form of life is heavily dependent on ecosystem services and functions and whose opportunities for adaptation are limited. Based on our work with farmers from the Xochimilco urban wetland in the southwest of Mexico City, we begin to draw a theoretical approach to address and explain how environmental degradation impacts people's affective life and sense of agency. Farmers who were part of our project referred to a sense of despair and helplessness toward the loss of the ecosystem and their traditional farming-based form of life. From the perspective of phenomenology, enactivism and ecological psychology, we argue that the loss of this form of life in the area is related to the degradation of socio-ecological systems, limiting the opportunities for people to relate meaningfully to others and the environment. We posit that losing meaningful interaction with the environment generates a feeling of loss of control while leading farmers to feel frustrated, anxious and stressed. Such affective conditions have a direct impact on their sense of agency. In terms of adaptation, the negative interaction between degradation, affective states and a diminished sense of agency can create a downward spiral of vulnerability, including political vulnerability., Competing Interests: The authors declare that the research was conducted in the absence of any commercial or financial relationships that could be construed as a potential conflict of interest., (Copyright © 2022 Siqueiros-García, Manuel-Navarrete, Eakin, Mojica, Charli-Joseph, Pérez-Belmont and Ruizpalacios.)
- Published
- 2022
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37. Sensory and Biological Potential of Encapsulated Common Bean Protein Hydrolysates Incorporated in a Greek-Style Yogurt Matrix.
- Author
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Free-Manjarrez S, Mojica L, Espinosa-Andrews H, and Morales-Hernández N
- Abstract
The work aimed to develop a gel as a protective barrier of common bean protein hydrolysates to be incorporated into a Greek-style yogurt and evaluate the sensory perception and biological potential. The gel was formed by complex coacervation and induced heat at a pH 3.5 and 3:1 biopolymer ratio (whey protein and gum arabic). The gel presented a 39.33% yield, low syneresis (0.37%), and a gel strength of 100 gf. The rheological properties showed an elastic behavior (G′ > G″). The gel with the most stable characteristics favored the incorporation of 2.3 g of hydrolysates to be added into the Greek-style yogurt. Nutritionally, the Greek-style yogurt with the encapsulated hydrolysates presented 9.96% protein, 2.27% fat, and 1.76% carbohydrate. Syneresis (4.64%), titratable acidity (1.39%), and viscoelastic behavior presented similar characteristics to the Greek-style control yogurt. The bitterness and astringency in yogurt with encapsulated hydrolysates decreased 44% and 52%, respectively, compared to the yogurt control with the unencapsulated hydrolysates. The Greek-style yogurt with the encapsulated hydrolysates showed the ability to inhibit enzymes related to carbohydrate metabolism (α-amylase (92.47%) and dipeptidyl peptidase-4 (75.24%) after simulated gastrointestinal digestion). The use of gels could be an alternative to transporting, delivering, and masking off-flavors of common bean protein hydrolysates in food matrices to decrease glucose absorption for type 2 diabetes patients.
- Published
- 2022
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38. The enactive naturalization of normativity: from self-maintenance to situated interactions.
- Author
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Mojica L
- Subjects
- Humans, Citizenship, Social Norms
- Abstract
The autopoietic enactive account of cognition explains the emergence of normativity in nature as the norm of self-maintenance of life. The autonomous nature of living agents implies that they can differentiate events and regulate their responses in terms of what is better or worse to maintain their own precarious identity. Thus, normative behavior emerges from living organisms. Under this basic understanding of normativity as self-maintenance, autopoietic enactivism defends a continuity between biological, cognitive, and social norms. The self-maintenance of an agent's sensorimotor identity establishes the cognitive norms that regulate its behavior, and the self-maintenance of its social identity determines the social norms. However, there is no clear explanation of how individuals, who by their very constitution are primarily moved to interact with the world under the norm of self-maintenance, could interact with the world driven by non-individual norms. Furthermore, understanding all normativity as self-maintenance makes it unclear how agents establish genuine social interactions and acquire habits that have no implication for their constitution as individuals. So, to face these challenges, I propose an alternative notion of normativity grounded on a Wittgensteinian, action-oriented, and pragmatic conception of meaning that distinguishes between an agent with a normative point of view and external normative criteria. I defend that a normative phenomenon is an interaction that is established by an individual point of view as defined by autopoietic enactivism and that is part of a self-maintaining system. The latter establishes the external normative criteria to evaluate the interaction, and it may or may not coincide with the identity of the interacting agent. Separating external normative criteria from the self-constitution of the interactant agent not only solves the challenge but potentially explains the situated and relational character of agency., (© 2021. Springer Nature Switzerland AG.)
- Published
- 2021
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39. Black Bean ( Phaseolus vulgaris L.) Polyphenolic Extract Exerts Antioxidant and Antiaging Potential.
- Author
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Fonseca-Hernández D, Lugo-Cervantes EDC, Escobedo-Reyes A, and Mojica L
- Subjects
- Antioxidants chemistry, Antioxidants isolation & purification, Benzothiazoles antagonists & inhibitors, Biphenyl Compounds antagonists & inhibitors, Carbon Dioxide chemistry, Chromatography, Supercritical Fluid, Ethanol chemistry, Humans, Molecular Docking Simulation, Picrates antagonists & inhibitors, Plant Extracts chemistry, Plant Extracts isolation & purification, Polyphenols chemistry, Polyphenols isolation & purification, Sulfonic Acids antagonists & inhibitors, Ultraviolet Rays, Water chemistry, Aging drug effects, Antioxidants pharmacology, Phaseolus chemistry, Plant Extracts pharmacology, Polyphenols pharmacology
- Abstract
Phenolic compounds present in common beans ( Phaseolus vulgaris L.) have been reported to possess antimicrobial, anti-inflammatory and ultraviolet radiation (UVR) protective properties. UVR from sunlight, which consists of UV-B and UV-A radiations, induces reactive oxygen species (ROS) and free radical formation, consequently activating proteinases and enzymes such as elastase and tyrosinase, leading to premature skin aging. The objective of this work was to extract, characterize and evaluate the antioxidant and antiaging potential of polyphenols from a black bean endemic variety. The polyphenolic extract was obtained from black beans by supercritical fluid extraction (SFE) using CO
2 with a mixture of water-ethanol as a cosolvent and conventional leaching with a mixture of water-ethanol as solvent. The polyphenolic extracts were purified and characterized, and antioxidant potential, tyrosinase and elastase inhibitory potentials were measured. The extract obtained using the SFE method using CO2 and H2 O-Ethanol (50:50 v / v ) as a cosolvent showed the highest total phenolic compounds yield, with 66.60 ± 7.41 mg GAE/g coat ( p > 0.05) and 7.30 ± 0.64 mg C3GE/g coat ( p < 0.05) of anthocyanins compared to conventional leaching. Nineteen tentative phenolic compounds were identified in leaching crude extract using ESI-QTOF. Quercetin-3-D-galactoside was identified in crude and purified extracts. The purified SFC extract showed IC50 0.05 ± 0.002 and IC50 0.21 ± 0.008 mg/mL for DPPH and ABTS, respectively. The lowest IC50 value of tyrosinase inhibition was 0.143 ± 0.02 mg/mL and 0.005 ± 0.003 mg/mL of elastase inhibition for leaching purified extract. Phenolic compounds presented theoretical free energy values ranging from -5.3 to -7.8 kcal/mol for tyrosinase and -2.5 to -6.8 kcal/mol for elastase in molecular docking (in silico) studies. The results suggest that the purified extracts obtained by SFE or conventional leaching extraction could act as antioxidant and antiaging ingredients for cosmeceutical applications.- Published
- 2021
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40. Common Bean Baked Snack Consumption Reduces Apolipoprotein B-100 Levels: A Randomized Crossover Trial.
- Author
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Escobedo A, Rivera-León EA, Luévano-Contreras C, Urías-Silvas JE, Luna-Vital DA, Morales-Hernández N, and Mojica L
- Subjects
- Adult, Blood Glucose analysis, Cholesterol blood, Cholesterol, HDL blood, Cholesterol, LDL blood, Cross-Over Studies, Female, Humans, Insulin blood, Lipids blood, Male, Triglycerides blood, Apolipoprotein B-100 blood, Eating physiology, Overweight blood, Phaseolus, Snacks physiology
- Abstract
Snack alternatives based on common beans ( Phaseolus vulgaris L.) have been developed to promote pulse consumption. The purpose of this study was to evaluate the chemical composition, sensory acceptance and the effect of common bean baked snack (CBBS) consumption on blood lipid levels in participants with overweight and altered blood lipid levels. A sensory evaluation by 80 untrained judges was carried out using a hedonic scale. A randomized crossover 2 × 2 trial was performed, where 20 participants with overweight and one blood lipid alteration consumed 32 g of CBBS or did not consume it (control) for four weeks. Blood samples were taken to quantify the triglycerides, total cholesterol, LDL-c, HDL-c, ApoB-100, glucose and insulin. Furthermore, anthropometric, dietary and physical activity parameters were recorded. The overall acceptance of CBBS was similar compared to popcorn ( p > 0.05). The consumption of CBBS reduced the apolipoprotein B-100 levels ( p = 0.008). This reduction could be associated with the additional dietary fiber consumption during the CBBS period ( p = 0.04). Although it did not improve any other blood lipid or glucose parameters ( p > 0.05), it did not affect them either, which means that the CBBS could be consumed without compromising cardiovascular health.
- Published
- 2021
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41. Cocoa ( Theobroma cacao L.) Seed-Derived Peptides Reduce Blood Pressure by Interacting with the Catalytic Site of the Angiotensin-Converting Enzyme.
- Author
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Coronado-Cáceres LJ, Hernández-Ledesma B, Mojica L, Quevedo-Corona L, Rabadán-Chávez G, Castillo-Herrera GA, and Lugo Cervantes E
- Abstract
This study aimed at determining the effect of cocoa proteins (CP) on the blood pressure, using in silico, in vitro and in vivo approaches. The in silico assay showed 26 Criollo cocoa peptides with alignment in the Blast
® analysis. Peptide sequences ranged from 6 to 16 amino acids, with molecular weight ranging from 560.31 to 1548.76 Da. The peptide sequences LSPGGAAV, TSVSGAGGPGAGR, and TLGNPAAAGPF showed the highest theoretical affinity with -8.6, -5.0, and -10.2 kcal/mol, for the angiotensin-converting enzyme (ACE), renin, and angiotensin II type 1 receptor (AT1 -R), respectively. The Criollo CP hydrolysates (CPH) presented in vitro ACE inhibitory activity with an IC50 value of 0.49 mg/mL. Furthermore, the orogastric administration of 150 mg CP/kg/day in rats fed a high-fat (HF) diet (HF + CP group) showed a significant decrease in systolic blood pressure (SBP) by 5% ( p < 0.001) and diastolic blood pressure (DBP) by 7% ( p < 0.001) compared with the HF group. The human equivalent dose (HED) of CP for an adult (60 kg) is 1.45 g per day. These results suggest that the consumption of CP could reduce blood pressure by blocking ACE, and could be used as an ingredient in the elaboration of antihypertensive functional foods.- Published
- 2021
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42. Pulse-based snacks as functional foods: Processing challenges and biological potential.
- Author
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Escobedo A and Mojica L
- Subjects
- Dietary Fiber analysis, Food Handling, Functional Food, Flour analysis, Snacks
- Abstract
Despite their high nutritional value and potential health benefits, pulse intake has not increased in the last three decades. Several strategies have been implemented to increase pulse consumption, such as their incorporation in bakery products, breakfast cereals, and snacks. The inclusion of pulses in these products could be an alternative to satisfy the consumers' demand for healthy foods. However, pulse-based snacks face important challenges, including reducing antinutritional factors, achieving consumer acceptance, and consolidating the pulse-based snacks as functional foods. This review summarizes and discusses methods for producing snacks where cereals or tubers were replaced with at least 50% pulses. Also, it briefly assesses their effect on nutritional composition, antinutritional factors, sensory acceptance, and different health benefits evaluations. Extruded snacks exhibited high protein and dietary fiber and low fat content, contrary to the high fat content of deep fat-fried snacks. Meanwhile, baked snacks presented moderate concentrations of protein, dietary fiber, and lipids. Pulses must be pretreated using process combinations such as soaking, dehulling, cooking, fermentation, germination, and extrusion to reduce the antinutritional factors. Pulse-based snacks show good sensory acceptance. However, sensory evaluation should be more rigorous using additional untrained judges. Several studies have evaluated the health benefits of pulse-based snacks. More research is needed to validate scientifically the health benefits associated with their consumption. Pulse-based snacks could be an alternative to improve the nutritional composition of commercially available snacks. The use of pulses as ingredients of healthier snacks represents an important alternative for the food industry due to their low cost, sensory characteristics, high nutritional profile, and environmental benefits., (© 2021 Institute of Food Technologists®.)
- Published
- 2021
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43. Bufadienolides from the Skin Secretions of the Neotropical Toad Rhinella alata (Anura: Bufonidae): Antiprotozoal Activity against Trypanosoma cruzi .
- Author
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Rodriguez C, Ibáñez R, Mojica L, Ng M, Spadafora C, Durant-Archibold AA, and Gutiérrez M
- Subjects
- Amphibian Venoms metabolism, Animals, Antineoplastic Agents pharmacology, Cell Line, Tumor, Chlorocebus aethiops, Humans, MCF-7 Cells, Mass Spectrometry methods, Panama, Trypanosoma cruzi, Vero Cells, Antiprotozoal Agents pharmacology, Bufanolides pharmacology, Bufonidae metabolism, Skin metabolism
- Abstract
Toads in the family Bufonidae contain bufadienolides in their venom, which are characterized by their chemical diversity and high pharmacological potential. American trypanosomiasis is a neglected disease that affects an estimated 8 million people in tropical and subtropical countries. In this research, we investigated the chemical composition and antitrypanosomal activity of toad venom from Rhinella alata collected in Panama. Structural determination using mass spectrometry (MS) and nuclear magnetic resonance (NMR) spectroscopy led to the identification of 10 bufadienolides. Compounds identified include the following: 16β-hydroxy-desacetyl-bufotalin-3-adipoyl-arginine ester ( 1 ), bufotalin ( 2 ), 16β-hydroxy-desacetyl-bufotalin-3-pimeloyl-arginine ester ( 3 ), bufotalin-3-pimeloyl-arginine ester ( 4 ), 16β-hydroxy-desacetyl-bufotalin-3-suberoyl-arginine ester ( 5 ), bufotalin-3-suberoyl-arginine ester ( 6 ), cinobufagin-3-adipoyl-arginine ester ( 7 ), cinobufagin-3-pimeloyl-arginine ester ( 8 ), cinobufagin-3-suberoyl-arginine ester ( 9 ), and cinobufagin ( 10 ). Among these, three new natural products, 1 , 3 , and 5 , are described, and compounds 1 - 10 are reported for the first time in R. alata . The antitrypanosomal activity assessed in this study revealed that the presence of an arginyl-diacid attached to C-3, and a hydroxyl group at C-14 in the structure of bufadienolides that is important for their biological activity. Bufadienolides showed cytotoxic activity against epithelial kidney Vero cells; however, bufagins ( 2 and 10 ) displayed low mammalian cytotoxicity. Compounds 2 and 10 showed activity against the cancer cell lines MCF-7, NCI-H460, and SF-268.
- Published
- 2021
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44. Potential Health Benefits Associated with Lunasin Concentration in Dietary Supplements and Lunasin-Enriched Soy Extract.
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Gonzalez de Mejia E, Castañeda-Reyes ED, Mojica L, Dia V, Wang H, Wang T, and Johnson LA
- Subjects
- Antioxidants therapeutic use, Chromatography, Ion Exchange, Humans, Plant Extracts chemistry, Plant Extracts therapeutic use, Soybean Proteins analysis, Glycine max, Dietary Supplements analysis, Soy Foods analysis, Soybean Proteins therapeutic use
- Abstract
Lunasin has demonstrated antioxidative, anti-inflammatory, and chemopreventive properties. The objectives were to evaluate the concentration of lunasin in different lunasin-based commercial dietary supplements, to produce a lunasin-enriched soy extract (LESE) using a two-step pilot-plant-based ultrafiltration process, and to evaluate their biological potential in vitro. LESE was produced using 30 and 1 kDa membranes in a custom-made ultrafiltration skid. Lunasin was quantified in eight products and LESE. Lunasin concentrations of the lunasin-based products ranged from 9.2 ± 0.6 to 25.7 ± 1.1 mg lunasin/g protein. The LESE extract contained 58.2 mg lunasin/g protein, up to 6.3-fold higher lunasin enrichment than lunasin-based dietary supplements. Antioxidant capacity ranged from 121.5 mmol Trolox equivalents (TE)/g in Now
® Kids to 354.4 mmol TE/g in LESE. Histone acetyltransferase (HAT) inhibition ranged from 5.3% on Soy Sentials® to 38.3% on synthetic lunasin. ORAC and lunasin concentrations were positively correlated, and HAT and lunasin concentrations were negatively correlated ( p < 0.05). Melanoma B16-F10 and A375 cells treated with lunasin showed dose-dependent inhibitory potential (IC50 equivalent to 330 and 370 μM lunasin, respectively). Lunasin showed protein kinase B expression (57 ± 14%) compared to the control (100%) in B16-F10. Lunasin concentration found in commercial products and lunasin-enriched soy extract could exert benefits to consumers.- Published
- 2021
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45. Small-scale fishing households facing COVID-19: The case of Lake Victoria, Kenya.
- Author
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Fiorella KJ, Bageant ER, Mojica L, Obuya JA, Ochieng J, Olela P, Otuo PW, Onyango HO, Aura CM, and Okronipa H
- Abstract
Small-scale fisheries underpin the aquatic food supply, and are facing acute challenges in the wake of the COVID-19 pandemic. The study aimed to examine how small-scale fishing households, including fishers and fish traders, are responding to COVID-19 and associated movement restrictions around Lake Victoria, Kenya. We conducted phone interviews with 88 households in three riparian communities around Lake Victoria to examine shifts in fish consumption, fishing activities, price changes, and coping strategies. We found that households are consuming less fish, perceiving high fish prices, and coping by more often selling than eating fish. Most fishers and traders reported spending less time fishing and trading, and concern about being infected with COVID-19 was high. Our findings suggest movement restrictions and COVID-19 concern, along with high lake levels in the region, may limit fishing activities and fish access. Controlling COVID-19 and supporting opportunities for fishers and traders to safely return to their livelihood activities will be paramount to the recovery of small-scale fishing communities today. Our findings can also support planning to mitigate the impacts of future crises on small-scale fishing communities., Competing Interests: The authors report no declarations of interest., (© 2020 Elsevier B.V. All rights reserved.)
- Published
- 2021
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46. Technological Applications of Natural Colorants in Food Systems: A Review.
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Luzardo-Ocampo I, Ramírez-Jiménez AK, Yañez J, Mojica L, and Luna-Vital DA
- Abstract
Natural colorants have emerged as an alternative to their synthetic counterparts due to an existing health concern of these later. Moreover, natural-food colorants are a renewable option providing health benefits and interesting technological and sensory attributes to the food systems containing them. Several sources of natural colorants have been explored aiming to deliver the required wide color range demanded by consumers. This review aimed to compare and discuss the technological applications of the main natural-food colorants into food system in the last six years, giving additional information about their extraction process. Although natural colorants are promising choices to replace synthetic ones, optimization of processing conditions, research on new sources, and new formulations to ensure stability are required to equate their properties to their synthetic counterparts.
- Published
- 2021
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47. Food-derived bioactive compounds with anti-aging potential for nutricosmetic and cosmeceutical products.
- Author
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Hernandez DF, Cervantes EL, Luna-Vital DA, and Mojica L
- Subjects
- Aging, Antioxidants pharmacology, Humans, Cosmeceuticals, Cosmetics, Skin Aging
- Abstract
Besides providing essential nutrients for humans, food contains bioactive compounds that exert diverse biological activities such as anti-microbial, anti-cancerogenic, anti-viral, anti-inflammatory and antioxidant. The cosmetic industry is interested in natural bioactive compounds for their use in nutricosmetic and cosmeceutical products. These products aimed to reduce skin aging, inflammation or provide photoprotection against UV radiation. As a result, nutricosmetics and cosmeceuticals are becoming innovative self-care products in the beauty market. These products contain phytochemicals as active compounds obtained from fruits, vegetables, legumes, medicinal herbs and plants with anti-aging potential. This review summarizes the information within the last 5 years related to bioactive compounds present in fruits, vegetables, herbs and spices commonly used for human consumption. Their antioxidant and biological potential for modulating molecular markers involved in the aging process, as well as their mechanism of action. Diverse natural foods and their byproducts could be used as a source of bioactive compounds for developing cosmeceutical and nutricosmetic products.
- Published
- 2021
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48. Combinations of Legume Protein Hydrolysates Synergistically Inhibit Biological Markers Associated with Adipogenesis.
- Author
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Moreno C, Mojica L, González de Mejía E, Camacho Ruiz RM, and Luna-Vital DA
- Abstract
The objective was to investigate the anti-adipogenesis potential of selected legume protein hydrolysates (LPH) and combinations using biochemical assays and in silico predictions. Black bean, green pea, chickpea, lentil and fava bean protein isolates were hydrolyzed using alcalase (A) or pepsin/pancreatin (PP). The degree of hydrolysis ranged from 15.5% to 35.5% for A-LPH and PP-LPH, respectively. Antioxidant capacities ranged for ABTS
•+ IC50 from 0.3 to 0.9 Trolox equivalents (TE) mg/mL, DPPH• IC50 from 0.7 to 13.5 TE mg/mL and nitric oxide (NO) inhibition IC50 from 0.3 to 1.3 mg/mL. LPH from PP-green pea, A-green pea and A-black bean inhibited pancreatic lipase (PL) (IC50 = 0.9 mg/mL, 2.2 mg/mL and 1.2 mg/mL, respectively) ( p < 0.05). For HMG-CoA reductase (HMGR) inhibition, the LPH from A-chickpea (0.15 mg/mL), PP-lentil (1.2 mg/mL), A-green pea (1.4 mg/mL) and PP-green pea (1.5 mg/mL) were potent inhibitors. Combinations of PP-green pea + A-black bean (IC50 = 0.4 mg/mL), A-green pea + PP-green pea (IC50 = 0.9 mg/mL) and A-black bean + A-green pea (IC50 = 0.6 mg/mL) presented synergistic effects to inhibit PL. A-chickpea + PP-lentil (IC50 = 0.8 mg/mL) and PP-lentil + A-green pea (IC50 = 1.3 mg/mL) interacted additively to inhibit HMGR and synergistically in the combination of A-chickpea + PP-black bean (IC50 = 1.3 mg/mL) to block HMGR. Peptides FEDGLV and PYGVPVGVR inhibited PL and HMGR in silico, showing predicted binding energy interactions of -7.6 and -8.8 kcal/mol, respectively. Combinations of LPH from different legume protein sources could increase synergistically their anti-adipogenic potential.- Published
- 2020
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49. Cocoa ( Theobroma cacao L.) Seed Proteins' Anti-Obesity Potential through Lipase Inhibition Using In Silico, In Vitro and In Vivo Models.
- Author
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Coronado-Cáceres LJ, Rabadán-Chávez G, Mojica L, Hernández-Ledesma B, Quevedo-Corona L, and Lugo Cervantes E
- Abstract
The aim of this study was to determine the pancreatic lipase (PL) inhibitory effect of cocoa protein (CP) hydrolysates (CPH) using in silico and in vitro approaches, and an in vivo high-fat diet (HF) obese rat model. The results showed better theoretical affinity on PL for cocoa peptides EEQR, GGER, QTGVQ, and VSTDVNIE released from vicilin and albumins (-6.5, -6.3, -6.2, and -6.1 kcal/mol, respectively). Absorption, distribution, metabolism, and excretion (ADMET) prediction showed the human intestinal absorption (HIA) capacity of orlistat and eight cocoa peptides, demonstrating that they presented a low probability of toxicity with values lower than 0.6, while the orlistat has a high probability of hepatotoxicity with a mean value of 0.9. CPH (degree of hydrolysis of 55%) inhibited PL with an IC
50 (concentration needed to inhibit 50% of enzyme activity) value of 1.38 mg/mL. The intragastric administration of 150 mg CP/kg/day to rats increased total lipids and triglycerides excretion in feces, ranging from 11% to 15% compared to the HF-diet. The HF + CP-diet also significantly decreased ( p < 0.05) the apparent rate of fat absorption compared with the HF group. These results suggest that CP has anti-obesity potential by inhibiting PL, thus helping to prevent the development of non-communicable diseases.- Published
- 2020
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50. Autoclaving and extrusion improve the functional properties and chemical composition of black bean carbohydrate extracts.
- Author
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Escobedo A, Loarca-Piña G, Gaytan-Martínez M, Orozco-Avila I, and Mojica L
- Subjects
- Amylose isolation & purification, Cooking instrumentation, Dietary Fiber analysis, Seeds chemistry, Starch isolation & purification, Temperature, Amylose chemistry, Cooking methods, Phaseolus chemistry, Plant Extracts chemistry, Starch chemistry
- Abstract
Common beans (Phaseolus vulgaris L.) are rich in starch with a high content of amylose, which is associated with the production of retrograded and pregelatinized starch through thermal treatments. The purpose of this study was to evaluate the composition, morphology, thermal, functional, and physicochemical properties of carbohydrate extracts (CE) obtained from autoclaved (100 and 121 °C) and extruded (90, 105, and 120 °C) black beans. After evaluation of the functional properties, the CE from autoclaved beans at 100 °C for 30 min and 121 °C for 15 min 2×, and extruded beans at 120 °C and 10 rpm, were selected to continue the remaining analysis. Autoclaving treatments at 100 °C for 30 min and 121 °C for 15 min 2× showed a reduction of resistant starch by 14.4% and 26.6%, respectively, compared to dehulled raw bean CE. Meanwhile, extrusion showed a reduction in resistant starch of 54.2%. Autoclaving and extrusion treatments also decreased the dietary fiber content. Extrusion reduced almost entirely the content of α-galactooligosaccharides, in comparison to dehulled raw bean CE. The results showed differences in color and granule morphology. The onset, peak, and conclusion temperatures, transition temperature range, and enthalpy of autoclaved and extruded bean CE were lower than dehulled raw bean CE. The CE from autoclaved and extruded beans contain retrograded and pregelatinized starch, which could be incorporated in food products as a thickening agent for puddings, sauces, creams, or dairy products. PRACTICAL APPLICATION: Thermally treated black bean carbohydrate extracts are rich in starch, fiber, and protein. Because these extracts are already cooked, they can be added to products that do not require a thermal process such as puddings, sauces, creams, or dairy products, acting as a thickening agent., (© 2020 Institute of Food Technologists®.)
- Published
- 2020
- Full Text
- View/download PDF
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