16 results on '"Jiménez, Ruth"'
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2. Avian scavengers' contributions to people: The cultural dimension of wildlife-based tourism.
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García-Jiménez R, Pérez-García JM, Margalida A, and Morales-Reyes Z
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- Animals, Biodiversity, Birds, Conservation of Natural Resources, Ecosystem, Fishes, Humans, Animals, Wild, Tourism
- Abstract
Scavengers provide significant nature's contributions to people (NCP), including disease control through carcass removal, but their non-material NCP are rarely considered. For the first time, we assess the extent and value of the NCP provided by European avian scavengers through a scavenger-based tourism at Pyrenean supplementary feeding sites (SFS). Using a two-step cluster analysis, two different types of visitor were identified (specialist avian scavenger-watchers and generalist nature-lovers) at those SFS offering recreational experiences (n = 20, i.e. birdwatching, educational, or photographic activities). Most visitors (85%) perceived avian scavengers as beneficial NCP providers, associating this guild with non-material NCP (mostly supporting identities), followed by regulating and maintenance of options NCP (<1%). Our findings help to characterize the type of people who participate in scavenger related recreation and to identify and value their perceptions of avian scavengers. There has not been much previous research on positive human-wildlife interactions, even though ignoring people emotional bonds with nature can be perilous for biodiversity conservation., 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 © 2021 The Authors. Published by Elsevier B.V. All rights reserved.)
- Published
- 2022
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3. Intradermal Phleum pratense allergoid immunotherapy. Double-blind, randomized, placebo-controlled trial.
- Author
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Sola Martínez FJ, Barranco Jiménez RM, Martín García C, Senent Sánchez C, Blanco Guerra C, Fernández-Rivas M, Vega Castro A, Dávila González I, Carbonell Martínez A, Panizo Bravo C, Gómez Torrijos E, Rodríguez Gil D, and Palacios Peláez R
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- Adolescent, Adult, Allergens immunology, Biomarkers blood, Conjunctivitis, Allergic diagnosis, Conjunctivitis, Allergic immunology, Double-Blind Method, Drug Administration Schedule, Female, Humans, Immune Tolerance drug effects, Immunoglobulin E blood, Immunoglobulin G blood, Injections, Intradermal, Male, Middle Aged, Plant Proteins immunology, Rhinitis, Allergic, Seasonal diagnosis, Rhinitis, Allergic, Seasonal immunology, Spain, Time Factors, Treatment Outcome, Young Adult, Allergens administration & dosage, Conjunctivitis, Allergic therapy, Desensitization, Immunologic, Phleum immunology, Plant Proteins administration & dosage, Pollen immunology, Rhinitis, Allergic, Seasonal therapy
- Abstract
Background: In allergology, the intradermal approach is generally used to establish an aetiological diagnosis, with limited experience in specific allergen immunotherapy., Objective: To evaluate the efficacy and safety of immunotherapy with an allergen extract of glutaraldehyde-polymerized Phleum pratense, administered intradermally, in patients with rhinoconjunctivitis sensitized to grass pollen., Methods: Multicentre, randomized, double-blind, placebo-controlled clinical trial in patients from 12 to 65 years of age with rhinitis or rhinoconjunctivitis, with or without asthma, due to grass pollen allergy. Patients were divided into three groups and received a total of six doses in a weekly interval, of either placebo; 0.03 or 0.06 μg of protein per dose of P pratense allergoid. The primary objective was to evaluate the combined symptoms and medication consumption score (CSMS). The secondary objectives were symptoms and medication, tolerance to the conjunctival provocation test, specific IgE and IgG4 antibodies and the safety profile according to the WAO scale., Results: The dose of 0.06 μg of protein proved to be effective versus the placebo by significantly reducing CSMS and increasing tolerance to the allergenic extract in the conjunctival provocation test, after the first pollen season. This group showed a significant reduction in specific IgE after the second pollen season relative to the baseline. There were no variations in IgG4 levels. Only one grade 2 systemic reaction was recorded., Conclusion & Clinical Relevance: Intradermal immunotherapy with P pratense allergoid has been shown to be effective and safe, reducing CSMS, increasing tolerance to the conjunctival provocation test and reducing IgE levels., (© 2020 The Authors. Clinical & Experimental Allergy published by John Wiley & Sons Ltd.)
- Published
- 2020
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4. Influence of individual biological traits on GPS fix-loss errors in wild bird tracking.
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García-Jiménez R, Margalida A, and Pérez-García JM
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- Animals, Breeding, Ecosystem, Female, France, Humans, Male, Spain, Telemetry, Territoriality, Animal Migration, Animals, Wild physiology, Birds physiology, Geographic Information Systems
- Abstract
In recent decades, global positioning system (GPS) location data and satellite telemetry systems for data transmission have become fundamental in the study of basic ecological traits in wildlife biology. Evaluating GPS location errors is essential in assessing detailed information about the behaviour of an animal species such as migration, habitat selection, species distribution or foraging strategy. While many studies of the influence of environmental and technical factors on the fix errors of solar-powered GPS transmitters have been published, few studies have focussed on the performance of GPS systems in relation to a species' biological traits. Here, we evaluate the possible effects of the biological traits of a large raptor on the frequency of lost fixes-the fix-loss rate (FLR). We analysed 95,686 records obtained from 20 Bearded Vultures Gypaetus barbatus tracked with 17 solar-powered satellite transmitters in the Pyrenees (Spain, France and Andorra), between 2006 and 2019 to evaluate the influence of biological, technical, and environmental factors on the fix-loss rate of transmitters. We show that combined effects of technical factors and the biological traits of birds explained 23% of the deviance observed. As expected, the transmitter usage time significantly increased errors in the fix-loss rate, although the flight activity of birds revealed an unexpected trade-off: the greater the proportion of fixes recorded from perched birds, the lower the FLR. This finding seems related with the fact that territorial and breeding birds spend significantly more time flying than non-territorial individuals. The fix success rate is apparently due to the interactions between a complex of factors. Non-territorial adults and subadults, males, and breeding individuals showed a significantly lower FLR than juveniles-immatures females, territorial birds or non-breeding individuals. Animal telemetry tracking studies should include error analyses before reaching any ecological conclusions or hypotheses about spatial distribution.
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- 2020
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5. Incident arterial vascular events in a cohort of Puerto Ricans with rheumatoid arthritis.
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González-Meléndez A, Fred-Jiménez RM, Arroyo-Ávila M, Díaz-Correa L, Pérez-Ríos N, Rodríguez N, Ríos G, and Vilá LM
- Abstract
Objective: The increased morbidity and mortality associated with cardiovascular events in patients with rheumatoid arthritis has been linked to traditional and nontraditional factors. However, these factors vary among different ethnicities. Few studies have described these features in Hispanic populations. Thus, we determined the clinical correlates of arterial vascular events in Hispanics from Puerto Rico., Methods: A cross-sectional study was performed in a cohort of 405 Puerto Ricans with rheumatoid arthritis. Demographic parameters, health-related behaviors, clinical manifestations, disease activity (per Disease Activity Score 28), functional status (per Health Assessment Questionnaire), comorbidities, and pharmacotherapy were compared in patients with and without incident arterial vascular events. The latter was defined as the occurrence of myocardial infarction, angina pectoris, vascular procedures for coronary artery disease, stroke, or peripheral artery disease. Study groups were analyzed using bivariate and multivariate analyses., Results: Of the total study population, 87.2% were woman. The mean age at study visit was 56.1 ± 13.9 years, and the mean disease duration was 15.0 ± 13.2 years. Arterial vascular events occurred in 43 patients (10.6%). In the multivariate analysis adjusted for age and sex, arterial hypertension, dyslipidemia, metabolic syndrome, extra-articular manifestations, higher Health Assessment Questionnaire score, and number of hospitalizations were associated with arterial cardiovascular events., Conclusion: In this cohort of Puerto Ricans with rheumatoid arthritis, traditional and nontraditional factors, particularly extra-articular manifestations and functional disability, were associated with arterial vascular events. Awareness of these associations may help to implement clinical strategies in this group of rheumatoid arthritis patients at risk of arterial vascular events., Competing Interests: Declaration of conflicting interests: The author(s) declared no potential conflicts of interest with respect to the research, authorship, and/or publication of this article., (© The Author(s) 2020.)
- Published
- 2020
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6. Drivers of daily movement patterns affecting an endangered vulture flight activity.
- Author
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García-Jiménez R, Pérez-García JM, and Margalida A
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- Animals, Endangered Species, Seasons, Spain, Territoriality, Conservation of Natural Resources, Falconiformes physiology, Flight, Animal, Movement
- Abstract
Background: The development of satellite tracking technology enables the gathering of huge amounts of accurate data on animal movements over measured time intervals, to reveal essential information about species' patterns of spatial use. This information is especially important in optimizing the design of conservation and management strategies for endangered species. In this study, we analysed the main drivers of daily patterns in the flight activity of the threatened Bearded Vulture Gypaetus barbatus. We studied 19 Bearded Vultures tagged with solar-powered GPS transmitters from 2006 to 2016 in the Pyrenees (Spain). We assessed the relative influence of external factors (season and daylight time) and internal factors (sex, breeding season and territorial status) on their daily activity behaviour by computing mean hourly distance travelled, maximum displacement and cumulative distance travelled per hour., Results: Our findings showed a clear difference in all the estimators between territorial and non-territorial (floating) members of the population, showing that non-territorial individuals spent much longer in flight and travelled larger distances per day. We detected an important influence of daylight time and season on the daily rhythms of Bearded Vultures; flight activity increased during the last three quarters of daylight and was greatest in the spring. Breeding period and sex had also an effect on the maximum displacement and cumulative distance travelled. Individuals flew more during the breeding period and females tended to exhibit greater cumulative and maximum distances per hour than males regardless of breeding season., Conclusions: Pyrenean Bearded Vultures flight daily activity was strongly influenced by daylight time, season, and territorial status, while individual sex and breeding season showed a milder effect on the birds' movement behaviour. This study gives a novel insight into how external factors act as main drivers of the daily flight activity pattern of a long-lived avian scavenger.
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- 2018
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7. Long-Term Outcomes in Puerto Ricans with Rheumatoid Arthritis (RA) Receiving Early Treatment with Disease-Modifying Anti-Rheumatic Drugs using the American College of Rheumatology Definition of Early RA.
- Author
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Varela-Rosario N, Arroyo-Ávila M, Fred-Jiménez RM, Díaz-Correa LM, Pérez-Ríos N, Rodríguez N, Ríos G, and Vilá LM
- Abstract
Background: Early treatment of rheumatoid arthritis (RA) results in better long-term outcomes. However, the optimal therapeutic window has not been clearly established., Objective: To determine the clinical outcome of Puerto Ricans with RA receiving early treatment with conventional and/or biologic disease-modifying anti-rheumatic drugs (DMARDs) based on the American College of Rheumatology (ACR) definition of early RA., Methods: A cross-sectional study was performed in a cohort of Puerto Ricans with RA. Demographic features, clinical manifestations, disease activity, functional status, and pharmacotherapy were determined. Early treatment was defined as the initiation of DMARDs (conventional and/or biologic) in less than 6 months from the onset of symptoms attributable to RA. Patients who received early (< 6months) and late (≥6 months) treatments were compared using bivariate and multivariate analyses., Results: The cohort comprised 387 RA patients. The mean age at study visit was 56.0 years. The mean disease duration was 14.9 years and 337 (87.0%) patients were women. One hundred and twenty one (31.3%) patients received early treatment. In the multivariate analysis adjusted for age and sex, early treatment was associated with better functional status, lower probability of joint deformities, intra-articular injections and joint replacement surgeries, and lower scores in the physician's assessments of global health, functional impairment and physical damage of patients., Conclusion: Using the ACR definition of early RA, this group of patients treated with DMARDs within 6 months of disease had better long-term outcomes with less physical damage and functional impairment.
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- 2017
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8. The Cognitive and Motivation Intervention Program in Youth Female Volleyball Players.
- Author
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Claver F, Jiménez R, Gil-Arias A, Moreno A, and Moreno MP
- Abstract
This study, grounded in Self-Determination Theory (Deci and Ryan, 1985, 2002) was aimed to determine the influence of a cognitive-motivational intervention program, to improve the basic psychological need satisfaction of autonomy and competence, autonomous motivation, procedural knowledge, perceived performance and sport commitment, in youth volleyball players. Participants included 34 Under-19 female volleyball players. A quasi-experimental design was carried out with an experimental group (n = 16; M = 17.45; SD = .45) and a control group (n = 18; M = 16.64; SD = .70). The experimental group followed a multidimensional intervention program comprised of 24 sessions held over three months (two training sessions per week). It was based on two strategies: giving athletes the possibility of choice in specific training tasks (proposing training situations with several action alternatives) and questioning (cognitively involving players through tactical questions). A repeated-measures MANOVA 2 (group: experimental and control) x 2 (time: pre-test and post-test) was used to analyse the effect of Group x Time interaction. The results of the inter-group analysis showed significant differences in the post-test measurement between the experimental group and the control group (in favour of the experimental group) in the variables: basic psychological need satisfaction of autonomy and competence, autonomous motivation, procedural knowledge, perceived performance and sport commitment. Given the relevance of the cognitive-motivational processes, not only for performance but also for sport commitment, this intervention has important implications for sport coaching.
- Published
- 2017
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9. Application of Two Intervention Programs in Order to Optimize Motivation and to Improve Eating Habits in Adult and Elderly Women.
- Author
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Leyton M, Batista M, Lobato S, Aspano MI, and Jiménez R
- Abstract
The objective of this study was to analyse the effectiveness of two intervention programs: a physical exercise program with strategies to support the three basic psychological needs (autonomy, competence and relatedness); and a physical exercise program with nutritional education in order to improve the lifestyles of adult and elderly women who practiced functional maintenance. The Self-Determination Theory was applied as the theoretical framework. A sample of 135 women aged between 40 and 88 years (59.66 ± 10.76) who enrolled in a 12-week functional maintenance program and attended 24 exercise classes took part in the study. A quasi-experimental study was performed where strategies to support the three basic psychological needs were applied to one group and strategies for the improvement of eating habits were applied to the other group. No strategy was applied to the control group. The main results showed an improvement in experimental groups I and II when compared to the control group regarding the variables of autonomy, competence, intrinsic regulation, identified regulation, introjected regulation, external regulation and eating habits, after the application of the intervention programs. The conclusion is that both intervention programs were successful with this project's participants and that it is crucial to promote such intervention programs in functional maintenance classes, as they foster healthy lifestyles among participants.
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- 2017
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10. Epidemiological profile of colombian patients with rheumatoid arthritis in a specialized care clinic.
- Author
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Bautista-Molano W, Fernández-Avila D, Jiménez R, Cardozo R, Marín A, Soler MD, Gómez O, and Ruiz O
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- Adolescent, Adult, Aged, Aged, 80 and over, Antirheumatic Agents therapeutic use, Arthritis, Rheumatoid diagnosis, Arthritis, Rheumatoid drug therapy, Colombia epidemiology, Comorbidity, Cross-Sectional Studies, Disease Progression, Female, Humans, Male, Middle Aged, Severity of Illness Index, Young Adult, Arthritis, Rheumatoid epidemiology
- Abstract
Introduction: Few studies report the epidemiological profile of RA patients attending clinics for comprehensive care. We describe the clinical, socio-demographic characteristics and comorbidities of a cohort of patients with RA., Methods: Cross-sectional study in a cohort of patients according to ACR criteria/EULAR 2010 classification who have entered to the AR clinic since October 2012 until May 2014, referred from primary care. Frequencies for socio-demographic, comorbidity, state of disease activity, functional status, biomarkers and therapeutic modalities variables are described., Results: In total, 1652 patients were included with a mean age of 58 years and a duration of 9 years. Rheumatoid factor was positive in 80% and anti-citrullinated peptide antibody in 63% of patients. In total, 43.6% of patients had comorbidities: Hypertension (20.4%), osteoporosis (17.3%) and Sjögren's syndrome (10.4%). Fifty percent of the patients had moderate and high disease activity level measured by DAS-28 score, and the mean HAQ score was 0.64 (DS 1.12). Seventy three percent of patients were treated with oral disease modified anti rheumatic treatment and 63.6% of them were with methotrexate. 42.4% of the patients were treated with glucocorticoids (mean dose 6.3mg)., Conclusions: The epidemiological behavior of a group of RA patients is reported. The presence of comorbidities is significant affecting the risk of morbidity and mortality in these patients. The definition of the epidemiological profile of this population will allow the design of research questions to resolve outstanding problems in the clinical context of this pathology., (Copyright © 2015 Elsevier España, S.L.U. and Sociedad Española de Reumatología y Colegio Mexicano de Reumatología. All rights reserved.)
- Published
- 2016
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11. Clinical Manifestations Associated with Overweight/Obesity in Puerto Ricans with Fibromyalgia Syndrome.
- Author
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Fred-Jiménez RM, Arroyo-Ávila M, Mayor ÁM, Ríos G, and Vilá LM
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- Adult, Comorbidity, Cross-Sectional Studies, Female, Fibromyalgia complications, Fibromyalgia epidemiology, Health Behavior, Humans, Male, Memory Disorders epidemiology, Memory Disorders physiopathology, Middle Aged, Obesity complications, Obesity epidemiology, Puerto Rico ethnology, United States epidemiology, Urinary Bladder, Overactive epidemiology, Urinary Bladder, Overactive physiopathology, Fibromyalgia physiopathology, Hispanic or Latino statistics & numerical data, Memory Disorders etiology, Obesity physiopathology, Urinary Bladder, Overactive etiology
- Abstract
Objective. To determine the clinical manifestations associated with overweight/obesity in Hispanics from Puerto Rico with fibromyalgia syndrome (FMS). Methods. A cross-sectional study was performed in 144 patients with FMS (per American College of Rheumatology (ACR) classification criteria). Sociodemographic features, FMS-related symptoms, tender points (per ACR criteria), comorbidities, and FMS treatment were examined. BMI was calculated and patients were grouped into two categories: BMI ≤ 24.9 kg/m(2) (nonoverweight/obese) and BMI ≥ 25 kg/m(2) (overweight/obese). Bivariate and multivariate analyses were used to evaluate differences between the study groups. Results. The mean (standard deviation (SD)) age of patients was 50.2 (9.9) years; 95.1% were females and 75.7% were overweight/obese. In the bivariate analysis, overweight/obese patients were more likely to have self-reported memory impairment, anxiety, shortness of breath, and urinary frequency than nonoverweight/obese patients. In addition, the tender point count was higher in the overweight/obese group. In the logistic regression analyses, self-reported memory impairment and urinary frequency differences remained significant after adjusting for confounding variables. Conclusion. In this population of Puerto Ricans with FMS, overweight/obese patients experienced more FMS-related manifestations than nonoverweight/obese individuals. However, prospective studies are needed to confirm these associations and to elucidate if weight reduction interventions could favorably impact the severity of FMS.
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- 2016
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12. Early-onset neutropenia induced by rituximab in a patient with lupus nephritis and hemolytic anemia.
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Arroyo-Ávila M, Fred-Jiménez RM, and Vilá LM
- Abstract
Rituximab is an anti-CD20 monoclonal antibody that has been used to treat several complications of systemic lupus erythematosus (SLE) including nephritis, cerebritis, and hematological disorders. Neutropenia is among the adverse events associated with rituximab; this usually occurs several weeks after therapy. However, early-onset neutropenia has been reported only in a few cases. Herein, we describe a 36-year-old Hispanic SLE woman who developed severe early-onset neutropenia (0.3 × 10(9)/L) after the second weekly rituximab infusion (375 mg/m(2) weekly × 4) given for nephritis and hemolytic anemia. She also had early-onset thrombocytopenia after rituximab therapy. Both hematological disorders resolved 12 days after the fourth and final dose. This case, together with few others, suggests that early-onset neutropenia may occur during rituximab therapy. Even though rituximab-induced neutropenia seems to be transient, it may predispose SLE patients to severe complications such as infections.
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- 2015
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13. Using self-determination theory to explain sport persistence and dropout in adolescent athletes.
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García Calvo T, Cervelló E, Jiménez R, Iglesias D, and Moreno Murcia JA
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- Achievement, Adolescent, Athletic Performance, Competitive Behavior, Humans, Male, Personality Inventory statistics & numerical data, Psychometrics, Self Efficacy, Spain, Goals, Internal-External Control, Motivation, Personal Autonomy, Psychological Theory, Soccer psychology, Student Dropouts psychology
- Abstract
Motivational characteristics are influential in shaping adolescents' desire to persist in sport or to discontinue their sport participation. Self-determination theory (Deci & Ryan, 2000) was utilized as the theoretical framework for this study. This theory examines whether sustained participatory involvement, defined as continued participation in the sport through the next year, was influenced by individuals' self-determined motivation and by the fulfillment of the three basic psychological needs of autonomy, competence, and relatedness. Four hundred ninety two soccer players between the ages of 13 and 17 years comprised the sample. Results indicated sport dropout was explained by higher levels of amotivation, external regulation, and introjected regulation and by lower satisfaction of relatedness and autonomy needs. The findings of this study contribute to the knowledge base on sport dropout as they supported many of self-determination theory.
- Published
- 2010
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14. Goal orientations, motivational climate, equality, and discipline of Spanish physical education students.
- Author
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Cervelló EM, Jiménez R, del Villar F, Ramos L, and Santos-Rosa FJ
- Subjects
- Child, Factor Analysis, Statistical, Female, Humans, Male, Spain, Surveys and Questionnaires, Culture, Ego, Goals, Motivation, Physical Education and Training, Social Behavior, Students
- Abstract
This study analyzes how dispositional goal orientations and perception of different motivational climates are related to the students' perception of sex-related egalitarian treatment and the appearance of disciplined or undisciplined behaviors in physical education classes. Analyses showed that ego orientation is a predictor of undisciplined behavior. Task orientation was positively associated to discipline. The perception of task-involving motivational climate is related to the students' perception of equal treatment. On the contrary, the perception of ego-involving climate has been linked positively to the prediction of the perception of sex discrimination in physical education classes and negatively to the perception of equality and the appearance of disciplined behavior. This study discusses the implications of these results related to teaching instructional actions in physical education classes.
- Published
- 2004
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15. Comparative study of biochemical methods for the identification of Dichelobacter nodosus.
- Author
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Jiménez R, Píriz S, Mateos EM, and Vadillo S
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- Animals, Dichelobacter nodosus drug effects, Dichelobacter nodosus pathogenicity, Foot Rot diagnosis, Gas Chromatography-Mass Spectrometry methods, Gas Chromatography-Mass Spectrometry veterinary, Gram-Negative Bacterial Infections diagnosis, Gram-Negative Bacterial Infections microbiology, Microbial Sensitivity Tests veterinary, Sheep, Sheep Diseases diagnosis, Software Design, Virulence Factors, Dichelobacter nodosus isolation & purification, Foot Rot microbiology, Gram-Negative Bacterial Infections veterinary, Sheep Diseases microbiology
- Abstract
The aim of this study was to compare four identification procedures to detect Dichelobacter nodosus and develop a rapid, simple and effective method to identify D. nodosus strains isolated from cases of ovine footrot. The four methods used were: (a) the classic guidelines set down by Holdeman et al. (1977) and Summanen et al. (1993) which are based on gas liquid chromatography (GLC) and different biochemical tests, this method was considered as landmark; (b) Baron and Citron's flowchart for the rapid identification of Gram-negative rod-shaped anaerobes (1997); (c) the API rapid 32 A system (bio Mérieux), and (d) Mast ID Anaerobe ID Ring (MID8) (Mast Diagnostics). None of the four methods used allowed us to correctly identify the D. nodosus strains (neither the strains isolated from cases of ovine footrot nor those originating from type collection). Because of the difficulties encountered in obtaining a correct identification of D. nodosus, we propose a simple, rapid and effective way to achieve this task. Our flowchart will provide the means to identify this microorganism in any laboratory of general microbiology without having to use any specialised equipment.
- Published
- 2004
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16. Effectiveness of different adjuvants in stimulating Dichelobacter nodosus antibody in sheep vaccinated against ovine footrot.
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Martín-Palomino P, Píriz S, Jiménez R, Serrano FJ, and Vadillo S
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- Agglutination Tests veterinary, Animals, Antibodies, Bacterial blood, Body Temperature, Case-Control Studies, Dichelobacter nodosus pathogenicity, Enzyme-Linked Immunosorbent Assay veterinary, Female, Gram-Negative Bacterial Infections immunology, Gram-Negative Bacterial Infections prevention & control, Male, Sheep, Sheep Diseases immunology, Adjuvants, Immunologic standards, Antibodies, Bacterial biosynthesis, Dichelobacter nodosus immunology, Gram-Negative Bacterial Infections veterinary, Sheep Diseases prevention & control, Vaccination veterinary
- Abstract
This research consists of an evaluation of the effectiveness of different substances administered as adjuvants in the stimulation of humoral immune response induced by the vaccine composed of strains A1, A2 and C of Dichelobacter nodosus. To do this, a total of 120 Merino sheep were vaccinated and revaccinated. These sheep were selected from a farm located in the region of Extremadura (Spain), and they were divided into 12 groups of 10 animals each. An additional group with 10 sheep was used as control. The immune response (titre of antibodies) was determined by agglutination tests and ELISA. The most pronounced immune response was obtained by the use of Freund's incomplete adjuvant and aluminium hydroxide as adjuvants.
- Published
- 2004
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