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Diabetes mellitus causes a pancreatic β-cells damage due to the increase of oxidative stress, thereby reducing Superoxide Dismutase 1 (SOD1) activity. This enzyme activity can be increased by utilizing antioxidant compounds from the avocado seed extract. This study aims to determine the increase of SOD1 expression and the repair of pancreatic β-cells tretaed with the ethanol extract of avocado seeds (Persea americana Mill). It is also aimed to observe the expression of pancreatic SOD1 and its histopathology change. The expression was measured by using immunohistochemical. This research used 20 Wistar rats aged of 2-3 moths, weighing of 150-200 grams. The diabetic rats were induced by streptozotocin (STZ) with dose of 30 mg/kg BW intraperitoneally. The rats were divided into 5 groups, namely: group 1 is healthy rats, group 2 is diabetic rats, while the group 3, 4 and 5 are therapeutic groups with 300, 350 and 400 mg/kg BW doses of ethanol extract for 14 days treatment. The results showed the ethanolic extract of avocado seeds has a potential as an antidiabetic agents based on the increase of pancreatic SOD1 (p

Chronic exposure to UVB irradiation can caused premature skin aging (photoaging), as it can trigger the production of ROS and initiate both oxidative stress in cell membrane and affect the molecular pathway. This paper figured out the potential of oral and topical administration of C. asiatica extract on hairless rats skin tissue exposed by UVB based on expression of TGF-β1, MMP-1 and MDA dermis. A total of 30 male-hairless rats (Rattus novergicus) divided into 6 experimental groups, exposed by UVB with total dose 840 mJ/cm2 for four weeks. Topical gel therapy administered twice a day, 20 minutes before and 4 hours after irradiation. Oral therapy administered once a day before irradiation. Expression of TGF-β1, MMP-1 and MDA dermis observed by immunohistochemistry. The result showed that oral and topical therapy of C. asiatica extract was capable of inhibiting the increase of MMP-1 and MDA expression and the decrease of TGF- β1 significantly (p

Essential oils of canarium tree resin (Canarium indicum L) have anti-inflammatory and antioxidant activity. Inflammation of the bronchi and airway remodeling is a major factor in the occurrence of asthma. The purpose of this study was to study the potential of essential oils of canarium tree resin on the expression of TNF-α, changes in bronchial epithelial cell features, MDA levels and protease activity from OVA and LPS exposure in a rat model of asthma. This study used four groups of rat, the negative control group, asthma group, therapy group dose 25 mg/kg BB and 50 mg/kg BB. TNF-α expression was calculated using Walter calculations, histopathologic observation of bronchi was observed using Olympus BX51 microscope, MDA level was measured using Thiobarbituric Acid (TBA) method and measurement of protease activity was done by spectrophotometric method, and analyzed by ANOVA. The results showed that the therapy of essential oils of canarium tree resin at 25 mg/kg BB and 50 mg/kg BB significantly (P

Asthma is a chronic airway disease characterized by significant exacerbation of bronchial spasm (bronchospasm) and airway inflammation. Asthma symptoms become more severe by oral infectious due to exposure of Gram-negative bacterial lipopolysaccharide (LPS). The essential oils (EO) of the canary sap (Canarium indicum L.) contained linalool, p-cymene and γ-terpinene as an anti-inflammatory agent. The aim of this study to determine the potency EO canary therapy toward level of malondialdehyde (MDA) and lung histopathology of asthmatic rats. The asthmatic rats were prepared by sensitization of allergent conducted by intraperitonial injection and nebulized of ovalbumin (OVA) also intramuscular injection of Lipopolysaccharide from Phorphyromonas gingivalis bacteria. Five groups of rats (Rattus norvegicus) were used in this research; ie the control group, the asthmatic group, and three groups with therapy of EO canary the dose of 25 mg/kg BW, 50 mg/kg BW and 100 mg/kg BW for 7 days. The contain of EO canary were analyzed by Gas chromatography–mass spectrometry (GCMS). The MDA levels were measured using the Thiobarbituric Acid (TBA) technique and histopathology of bronchial stained using Hematoxylin-Eosin (HE) and observed microscopically. The data were analyzed by One Way ANOVA with Tukey test (α = 0.05). The result showed that EO canary significantly (p < 0.05) decrease MDA levels and repair lung histopathology of asthmatic rats. The analysis EO canary performed by GCMS composed of l-phellandrene; p-cymene; γ-terpinene; linalool; camphor; limonene and 1,8-cineole. It can be concluded EO canary has potency as anti-inflammatory agent of asthmatic condition. The most effective dose therapy was obtained as high as 100 mg/kgBW that decreased 46.56 % level of MDA.

This study aims to determine anthocyanin antioxidant performance with a dose of 2 cc/day based on the expression of apoptotic cells on ischemic stroke rats cerebellum. Research was conducted using ischemic stroke rats (Rattus norvegicus) that prepared by ligated for 3 h on the Common Carotid Artery (CCA) and External Carotid Artery (ECA) followed by reperfusion that commonly known as MCAO (Middle Cerebral Artery Occlusion). The anthocyanin extract was characterized by LC-MS and its IC50 was measured by DPPH method. The rats were divided into five groups 1) negative control; 2) reperfusion 1 h; 3) reperfusion 72 h; 4) reperfusion 24 h, with anthocyanin therapy; 5) reperfusion 72 h, with anthocyanin therapy. The results of LC-MS showed that anthocyanin from purple sweet potato extracts contained Petunidin-3,5-O-diglucoside (Pt-DG) with an IC50 value of 22.16 μg/mL, categorized as very strong antioxidant. The results showed that apoptotic cells expression of cerebellum decreased significantly (p

Diabetes mellitus type 1 (DMT1) is an insulin deficiency disorder caused by pancreatic damage characterized by chronic hyperglycemia. Animal modeling of DMT1 using inducting Multiple Low Dose Streptozotocin (MLD-STZ) elevat levels of free radicals and inflammation in pancreatic organs which then damage β cells. Ruellia tuberosa L. is a plant containing triterpenoids from the class of antioxidant and anti-inflammatory flavonoids. This study used three groups of rat: negative control group, positive control and 240 mg/kg bw therapy group. Study are based on changes MDA levels, blood glucose and histologic of pancreas. MDA level determining with TBA method, glucose levels using EasyTouch GCU and histopalogy of pancreas using Hematoxylin-Eosin staining. Statistical analysis of MDA and blood glucose (α = 0.05) showed significant decreases in MDA and blood glucose levels. Based on the results of histologic observations of pancreas descriptively showed a decreas in cell damage on Langerhans island. Thus, the provision of root extract of Ruellia tuberosa L. can inhibit the damage in rat DMT1 model so that it can be used as therapy of diabetes mellitus.

This research studies the effect of anthocyanin from purple sweet potato in the cerebellum of stroke ischemic rats by MCAO (Middle Cerebral Artery Occlusion) technique. This technique was carried out by ligating the blood flow in ECA and CCA region for 3 hours, followed by reperfusion. The MCAO technique proved as a technique for preparing ischemic stroke rats. This technique induces releasing of BDNF and VEGF in the cerebellum of ischemic stroke rats. The level of BDNF measured by ELISA technique and VEGF expression used immunohistochemistry technique. The results showed that anthocyanin from purple sweet potato increased the level of both BDNF and VEGF expression in the cerebellum in ischemic stroke rats. It is suggested that anthocyanin could be used as a therapeutic agent for ischemic stroke.

UVB generates the production of Reactive Oxygen Species (ROS) and decrease antioxidants enzymatic excessively. Both of these biological effects caused photo-aging. Excessive ROS production afforded overexpression of AP-1 as a major regulator of photoaging. This paper figured out the potential of Aloe vera extract as topical gel treatment on the UVB-induced skin photo-aging in twenty male wistar hairless rats (Rattus novergicus) divided into 2 groups. First group was induced by UVB and the second was induced by UVB and topical gel extract Aloe vera treatment. Each group was given treatment for 4 weeks. The expression of MDA and SOD were measured with immunohistochemistry. The result showed that the topical gel therapy decreased the MDA expression and increased SOD expression significantly (p < 0.01). The conclusion from this study was Aloe vera extract had potentially as an alternative topical treatment of photoaging.

This study aimed to determine the fermented milk of Lactobacillus casei Shirota strain potential on cholesterol levels, SOD activity, LPL enzyme activity, and cardiac histopathology. This study used 25 rats (Rattus novergicus) Wistar strain aged 2-3 months, weighing 150-200 grams. These rats were divided into 5 groups: negative control group, positive control group with high-cholesterol diet for 21 days, and therapy group with 1.0 ; 1.5 ; 2.0 mL/rat/day of fermented milk for 14 days. The analysis methods used in this study are One Way ANOVA and Tukey. The results showed that the fermented milk of Lactobacillus casei Shirota strain had a strong effect on blood cholesterol levels and increasing the SOD activity. This study also showed that the fermented milk of Lactobacillus casei with 2.0 mL/rat/day is the most effective dose to decrease the total cholesterol and increase the SOD activity.

Shigella flexneri is the most common causal agent of shigellosis. Its pili are composed of pili protein subunits. Adhesion molecules can be found on the pili and outer membrane proteins (Omp). A hemagglutination reaction can be used for screening of adhesion molecules. Objectives: The purpose of this study was to determine the molecular weight of the pili protein subunits and outer membrane proteins of S. flexneri that act as hemagglutinin proteins, and to prove whether there is a cross-reaction between antibodies against hemagglutinin pili protein subunits and outer membrane proteins of S. flexneri. Methods: Pili protein subunits were isolated using pili bacteria cutters, and the outer membrane proteins were solubilized and obtained using sodium dodecyl sulfate 0.05% as detergent for Omp isolation. The hemagglutination reaction used mice erythrocytes. The cross reactions between subunit pili proteins were conducted by Western blot and Dot blot. Results:. Antibodies against hemagglutinin sub unit pili protein 18 kDa responded to pili protein subunits 18 kDa; 23 kDa; 34 kDa; and 53 kDa; and Omp 23 kDa and 27 kDa. Omp and subunit pili proteins S. flexneri consists of several identical epitopes that were responsible for the similarity of the response profile in the cross-reactions of antibodies.

Diabetes Mellitus is characterized by leveling up glucose in human blood and affects increasing of free radicals in body as well as leading to cellular oxidative stress. Experimentally, this condition is able to be characterized by increasing malondialdehyde (MDA) level in cell and histological changing in pancreas appearance. Consumption of antioxidant substances was reported able to reduce the MDA quantity as free radicals. Black soybean or Glycine max (L) Merr. was reported contains important antioxidant agents such as anthocyanin and isoflavone. This paper discloses recent investigation on application of black soybean water extract to reduce the MDA level on diabetes mellitus-rat model induced by STZ (DM) and also reports the pancreas histological changing of the DM rats. Investigation revealed that black soybean water extract significantly affect decreasing of MDA level by 4.9%, 27.1% and 45.7% in three different doses theraphy (500, 750, and 1000 mg/kg BW). Histologically, it also clearly indicates repairing of pancreas tissue of the DM rats.

Inflammatory Bowel Disease (IBD) is a multi-factorial disorder caused by genetic factors, environmental and immune response. One of the causes of IBD is a side effect of non-steroidal of anti-inflammatory drugs (NSAIDs). Indomethacin is an NSAID that activates macrophages and triggers increasing of protease activity. Mas Ngur shells (Atactodea striata) contains an antioxidant that inhibits the protease activity. This research used rats (Rattus norvegicus) induced by Indomethacin and treated with methanol extract of Mas Ngur shells (A. striata) at doses of 100 and 400 mg/kg of body weight (BW). Therapy potency of the Mas Ngur shells methanol extracts were identified by measuring protease activity and observed the Jejenum histopathology. Statistical analysis showed that the Mas Ngur shells therapy showed significant differences (p

Zona pellucida is one of the protective layer of the egg cell and has a function as an intermediary species-specific fertilization. Glycoproteins of human and bovine zona pellucida is composed of three types, namely ZP1, ZP2 and ZP3. ZP3 gene has amino acid sequence homology with other mammals. Oligosaccharides components of the zona pellucida glycans are composed from units of asparagine residues (N -linked) and serine/threonine (O-linked). The aims of this study was to analyze the DNA sequences of human and bovine and further predicts glycans site on amino acid sequence of human and bovine ZP3. In this study, ZP3 gene fragments have been isolated from bovine and humans were analyzed in Silico. This work were conducted by comparing the data of DNA sequence from human and bovine PCR product using NCBI BLAST. The results showed that there were similarities at amino acid positions number 23-38. bZP3 sequence had three glycans site (Asn-X-Thr/Ser) and one site on hZP3 glycans. One of the sites was conserved between the two species.

This paper reports a screening results of the secondary metabolites composed in Spathodea campanulata Beauv stem bark, evaluate inhibiting activity of malondialdehyde (MDA) on rat’s cancer model exposed with benzopyrene, and the histology of its lung. The secondary metabolite of the stem bark fraction consisted of alkaloids, flavonoids-phenolic, terpenoid and steroid compounds. The isolated fraction contained of these metabolites significantly indicate bioactivity by reducting of malondialdehyde (MDA) level, and also histology appearance of the lung tissue prepared from the benzopyrene-exposed rat indicated a curative activity.

Black soybean (Glycine max ( L. ) Merr.) is a tropical plant and spread widely in South East Asia including Indonesia. It contains anthocyanins and isoflavones which acts commonly as natural antioxidants. This paper discloses recent investigation on the benefits of its water extract on the oxidative stress in diabetes rat model exposed with multiple low dose of streptozotocin (MLD-STZ). It will also be reported the effect on increasing of the superoxide dismutase (SOD) activity and lowering of blood glucose levels. Groups of male Rattus novergicus strain Winstar was applied as animal model.

Methyl mercury (MeHg) has the highest toxicity among the derivative of the organic mercury compounds. Rate of accumulation of MeHg in the body is very high because it is soluble in lipids. The ability of methyl mercury binds to proteins in the body causing MeHg to penetrate the blood-brain barrier easily, so that it can quickly disrupt the central nervous system and speed up nerve cell damage. This paper reported the effect of methyl mercury on the number of microglia cells and expression of iNOS in the brains of Rattus norvegicus. In this study, rats were divided into two groups: a control group with no exposure of MeHg and groups of rats exposed with MeHg at a dose of 0.6 mg/kg BW/day given orally for 21 days. Number of microglia cells is investigated using silver nitrate staining method and iNOS expression is determined by immunohistochemistry methods. The results showed that exposure with MeHg in a dose of 0.6 mg/kgBW can increase the number of microglia cells and iNOS expression respectively as mush as 151.63% and 918.08% . Keyword: Methyl mercury, microglia, brain, iNOS, immunohistochemistry

Diabetes Mellitus (DM) is a chronic metabolic disorder characterized by high blood sugar levels as a result of insufficiency of insulin function. Xanton a bioactive compound in the mangosteen rind is convinced to possess antidiabetic effects. There for, in this study effect of juice mangosteen rind (Garcinia mangostana L.) on blood sugar levels, and histological features of pancreatic rats with the induction of streptozotocin was investigated. This research using experimental rats species of Rattus norvegicus Wistar strain male. Rats were divided into 3 groups, the first group was the control without any treatments, group II was sick rat group, and group III was therapy rat group treated with juice mangosteen rind (a dose of 110 mg/kg body weight) by sonde for 2 consecutive weeks. Then,blood sugar levels of all rat groups were measured along with observation of their pancreatic histological. The results showed that the blood sugar level in therapy rat group (104.7 ± 10.9 mg/dL) is not significantly different with that of rat control group (108.5 ± 19.5 mg/dL), revealing effectiveness of therapy. Conservely, blood sugar level remained high in sick rat group (163.8 ± 16.2 mg/dL). Juice mangosteen rind can improve conditions of the pancreatic histology rat with the induction of streptozotocin.

Rheumatoid arthritis (AR), an autoimun disease, is characterized by the inflammation in the joint area caused an excessive of free radicals. An excessive of free radicals in the body cause oxidative stress, that increasing levels of malondialdehyde (MDA) as an indicator of lipid peroxidation and the decreasing levels of anti-oxidants. The treated with extract of brown seaweed (Sargassum sp.) intended to find out the MDA levels in serum and the histological of the foot joints rheumatoid arthritis rats. Malondialdehyde levels are determined through a TBA test (Thio Barbituric acid), meanwhile the histological of the rat foot joints was determined by Hematoxylen-Eosin staining (HE). The results showed the brown seaweed extract therapy (Sargassum sp.) was significantly (p

Aggregatibacter actinomycetemcomitant (Aa) is gram-negative bacteria composed of lipopolysaccharides (LPS) in its outer membrane. This bacteria is normally found in dental plaque and periodontal pockets causing parotid gland damage when it is present in excess amounts. LPS is an endotoxin and a complex glycolipid composed of polysaccharides (hydrophilic) and lipid A (hydrophobic) which can induces Reactive Oxygen Species (ROS), and increase the levels of malonaldialdehyde (MDA) and tissue damage. The aims of this research are to find the expression of iNOS parotid gland cell and to determine levels of MDA using thiobarbituric acid (TBA) spectrophotometric test at 533 nm. The results showed a significantly difference (PAa rats (6.307 ± 0.0473 ppm). iNOS expression is confirmed by the brown spots formed on the parotid gland, affording the enhancements of iNOS expression in Aa rats and control rats of 2.292 ± 0.038 and 0.166 ± 0.003, respectively (P Keywords : Aggregatibacter actinomycetemcomitans, Reactive Oxygen Species, malondialdehyde, iNOS

Diabetic Nephropathy is a kidney disease which occurs due to complication of diabetes mellitus as a consequence of the damage of the kidney endothelial cells. Hyperglicemia condition in patients with diabetes mellitus that induces an oxidative stress, were related to endothelial cell damage. Oxidative stress as a result of hyperglycemia will activate a number of signal transduction pathways resulting in increase of free radicals. D-alpha tocopherol as one of antioxidant substance, that can act as an inhibitor of free radical chain reactions, play an important role in the reduction of the oxidative stress effect. Effect of D-alpha-tocopherol in reducing oxidative stress is identified by the levels of malondialdehyde (MDA) in kidney and histology of kidney. This study used five groups mice; they were a control group, a diabetic group which was induced with MLD-STZ, and a therapeutic groups with a varieties doses of D-alpha tocopherol (100 mg/kgBW, 200 mg/kgBW and 300 mg/kgBW). The results showed that the D-alpha tocopherol was able to reduce the levels of malondialdehyde (MDA) and repair the histology of kidney of mice induced by MLD-STZ.

Autoantibody TPO is a potential marker for early detection of autoimmune thyroid disease (AITD). Autoantibody TPO has a specifity and a sensitivity ranging from 82% to100% in comparison to other AITD serology markers. Concentration of autoantibody TPO in sera had a positive correlation with activities of chronic AITD. This research have been conducted to investigate the characteristic of polyclonal antibody TPO induced by autoantibody TPO from serum of AITD patients. The autoantibody TPO was isolated from serum of AITD patients and its band proteins was confirmed using western blotting, acquiring molecular weight of 51.81 kDa. The protein was induced to a rabbit (Oryctolagus cuniculus) and recognized as an antigen. Serum of rabbit produced polyclonal antibody which was characterized using ELISA and Western blotting. The result showed that autoantibody TPO isolated from serum of AITD patients was immunogenic, which induced the polyclonal antibody anti-TPO (anti-anti-TPO). It was found that the highest polyclonal antibody was obtained on 3rd serum bleeding with the absorbance of 0.3225 and a molecular weight of 51.81 kDa, which is able to specifically recognize autoantibody TPO. Keywords : Autoimmune thyroiditis, Autoantibody TPO, TPO, polyclonal antibody, ELISA, Western blotting