scholarly journals 3-O-β-D-Glucosyl-(1→6)-β-D-glucosyl-kaempferol Isolated from Sauropus androgenus Reduces Body Weight Gain in Wistar Rats

2006 ◽  
Vol 29 (12) ◽  
pp. 2510-2513 ◽  
Author(s):  
Shih-Fing Yu ◽  
Chia-Tung Shun ◽  
Tzer-Ming Chen ◽  
Yen-Hui Chen
2008 ◽  
Vol 100 (1) ◽  
pp. 88-93 ◽  
Author(s):  
Peter J. Royle ◽  
Graeme H. McIntosh ◽  
Peter M. Clifton

The effect of feed protein type on body composition and growth has been examined. Evidence exists that whey protein concentrate is effective at limiting body fat expansion. The presence of caseinomacropeptide, a mixture of glycosylated and non-glycosylated carbohydrate residues, in particular glycomacropeptide (GMP) in whey protein concentrate may be important for this effect. The influence of whey protein isolate (WPI) and GMP on weight gain and body composition was examined by feeding Wistar rats ad libitum for 7 weeks with five semi-purified American Institute of Nutrition-based diets differing in protein type: (1) casein; (2) barbequed beef; (3) control WPI (no GMP); (4) WPI+GMP at 100 g/kg; (5) WPI+GMP at 200 g/kg. Body composition was assessed, and plasma samples were assayed for TAG, insulin and glucose. Body-weight gain was lower ( − 21 %) on the control WPI diet relative to casein, with a non-significant influence associated with GMP inclusion ( − 30 %), the effect being equivalent at both levels of GMP addition. Renal and carcass fat mass were reduced in the highest GMP diet when compared with WPI (P < 0·05). Plasma insulin was lowered by GMP at the highest addition compared with WPI alone ( − 53 %; P < 0·01). Plasma TAG in the WPI+GMP (200 g/kg) group were lower ( − 27 %; P < 0·05) than the casein and beef groups. In conclusion, GMP appears to have a significant additional influence when combined with WPI on fat accumulation. WPI alone appears to have the predominant influence accounting for 70 % of the overall effect on body-weight gain. Mechanisms for this effect have not been identified but food intake was not responsible.


2004 ◽  
Vol 92 (5) ◽  
pp. 785-790 ◽  
Author(s):  
M. A. Tormo ◽  
I. Gil-Exojo ◽  
A. Romero de Tejada ◽  
J. E. Campillo

An inhibitor of α-amylase was isolated and purified from an extract of white kidney beans (Phaseolus vulgaris). The acute oral administration of the inhibitor (50 mg/kg body weight) to adult Wistar rats together with a starch load (2 g/kg body weight suspended in NaCl (9 g/l)) reduced the increase in glycaemia over the basal value (NaCl, 222 (SEM 49); inhibitor, 145 (SEM 16) mmol/l×180 min; P<0.05) without modifying the insulin response. On administering the inhibitor orally (50 mg/kg body weight dissolved in NaCl (9 g/l)) for 21 d to rats fed on a standard diet, a decline was observed in the glycaemia values on day 0 (NaCl, 5.53 (SEM 0.12); inhibitor, 5.25 (SEM 0.16) mmol/l) relative to those obtained on days 10 (NaCl, 5.00 (SEM 0.14); inhibitor, 4.60 (SEM 0.08) mmol/l; P<0.05) and 21 (NaCl, 5.22 (SEM 0.22); inhibitor, 4.50 (SEM 0.12) mmol/l; P<0.01) of treatment, without modifying the plasma concentration of insulin. There was found to be a significant anorexigenic action of the inhibitor; there was reduced food intake (NaCl, 23.07 (SEM 0.31); inhibitor, 19.50 (SEM 0.49) g/d; P<0.01), a reduced weight gain (NaCl, 52 (SEM 3); inhibitor, −1.33 (SEM 8.9) g/21 d; P<0.01), as well as changes in the activity of some intestinal enzymes such as maltase (NaCl, 87 (SEM 7); inhibitor, 127 (SEM 11) U/g proteins; P<0.05). The present study has shown, for the first time, that the prolonged administration of an α-amylase inhibitor reduces blood glucose levels and body-weight gain in Wistar rats.


Steroids ◽  
2010 ◽  
Vol 75 (10) ◽  
pp. 638-642 ◽  
Author(s):  
Thiago U. Pantaleão ◽  
Felippe Mousovich ◽  
Doris Rosenthal ◽  
Álvaro S. Padrón ◽  
Denise P. Carvalho ◽  
...  

2021 ◽  
Vol 48 (2) ◽  
pp. 38-52
Author(s):  
E. O. Ewuola ◽  
P. C. Emerue

This study was conducted to investigate the mitigation of dietary aflatoxin in Wistar rats using extract from selected phyto-antioxidant sources. A total of one hundred and twenty Wistar rats weighing between 180-190g (80 females and 40 males) at six weeks old were allotted to eight treatments with 15 rats per treatment (10 females and 5 males), in a completely randomized design. The treatments were Treatment 1 (Normal diet + no extract and no aflatoxin), Treatment 2 (Aflatoxin contaminated diet + no extract), Treatment 3 (Aflatoxin contaminated diet + 100mg/kg BW Carrot extract), Treatment 4 (Aflatoxin contaminated diet + 200mg/kg BW Carrot extract), Treatment 5 (Aflatoxin contaminated diet + 100mg/kg BW Ginger extract), Treatment 6 (Aflatoxin contaminated diet + 200mg/kg BW Ginger extract), Treatment 7 (Aflatoxin contaminated diet +100mg/kg BW Garlic extract), Treatment 8 (Aflatoxin contaminated diet+ 200mg/kg BW Garlic extract). Body weight gain and feed conversion ratio of Wister rats (T8) administered 200 mg/kg BW was significant (p<0.05), with higher weight gain in male (206.00g) and female (199.70g). However, eviscerated and organs weights of both male and female Wistar rats was similar (p>0.05) across the treatments. Haematological and serum biochemical indices among the treatments was not significant (p>0.05), except for the globulin in male Wistar rats that differed significantly (p<0.05) with the value (5.00g/dL) being higher in T7. In conclusion, 200mg/kg body weight of garlic extract improved growth rate of Wistar rats, without any deleterious effect on haematological and serum biochemical parameters. Therefore, 200mg/kg body weight garlic extract mitigated the adverse effect of aflatoxin contaminated feed in Wistar rats.     Cette étude a été menée pour étudier l'atténuation de l'aflatoxine diététique chez les rats de 'Wistar' tout en employant l'extrait des sources phyto-antioxydantes choisies. Un total de cent vingt rats Wistar pesant entre 180 et 190 g (80 femelles et 40 mâles) à l'âge de six semaines ont été attribués à huit traitements avec 15 rats par traitement (10 femelles et 5 mâles), dans une conception complètement randomisée. Les traitements étaient le traitement 1 (régime normal + aucun extrait et aucune aflatoxine), traitement 2 (régime contaminé par l'aflatoxine + aucun extrait), traitement 3 (régime contaminé par l'aflatoxine + extrait de carotte BW de 100mg/kg), traitement 4 (régime contaminé par l'aflatoxine + extrait de carotte BW de 200mg/kg), traitement 5 (Aflatox alimentation contaminée par l'aflatoxine + extrait de gingembre BW 100mg/kg), Traitement 6 (régime contaminé à l'aflatoxine + extrait de gingembre BW 200mg/kg), Traitement 7 (régime contaminé par l'aflatoxine +100mg/kg extrait d'ail BW), Traitement 8 (régime contaminé à l'aflatoxine+ 200mg/kg extrait d'ail BW). Le gain de poids corporel et le rapport de conversion des aliments pour animaux des rats wisters (T8) administrés 200 mg/kg BW étaient significatifs (p<0.05), avec un gain de poids plus élevé chez les rats Wistar mâles (206.00 g) et femelles (199.70 g). Cependant, les poids éviscérés et organes des rats Wistar mâles et femelles étaient similaires (p>0.05) à travers les traitements. Les indices biochimiques hématologiques et sériques parmi les traitements n'étaient pas significatifs (p>0.05), à l'exception de la globuline chez les rats wistar mâles qui différait considérablement (p<0.05) avec la valeur (5.00 g/dL) étant plus élevée dans T7. En conclusion, le poids corporel de 200mg/kg de l'extrait d'ail a amélioré le taux de croissance des rats de Wistar, sans n'importe quel effet délétère sur les paramètres biochimiques hématologiques et sériques. Par conséquent, l'extrait d'ail de poids corporel de 200mg/kg a atténué l'effet défavorable de l'alimentation contaminée d'aflatoxin chez les rats de Wistar.


2013 ◽  
Vol 2013 ◽  
pp. 1-6 ◽  
Author(s):  
Aldeíde de Oliveira Batista Rocha ◽  
Liliane de Queirós Sousa ◽  
Clélia de Alencar Xavier Mota ◽  
Elane Cristina S. Santos ◽  
Margareth de Fátima Formiga Melo Diniz ◽  
...  

The treatment during the embryonic preimplantation phase of Wistar rats with thePradosia huberiextract did not interfere with the water and feed consumption, as well as upon the body-weight gain. However, it has expressed a decrease of the uterine implant number, followed by the preimplantation losses at all applied doses (1.22, 6.1, and 30.5 mg/kg), and the number of embryonic resorptions in the two highest doses (6.1 and 30.5 mg/kg). After the organ weighing (hypophysis, ovaries, and uterus), only the relative weight of the hypophysis was raised at the different doses (1.22, 6.1, and 30.5 mg/kg). It was concluded that the hydroalcoholic extract ofPradosia hubericompromises the reproductive ability during the embryonic preimplantation phase, suggesting a possible toxic effect upon the reproductive system of Wistar rats.


Author(s):  
Aderemi Kehinde ◽  
Adedoyin Adefisan ◽  
Olayinka Adebayo ◽  
Oluwatosin Adaramoye

AbstractTuberculosis (TB) is a global health problem. The effects of anti-TB drugs on male reproductive system have not been properly evaluated. We investigated the effects of anti-TB drugs on testicular antioxidant indices, sperm characteristics and hormonal levels in rats, and the protective role of kolaviron (KV), a biflavonoid fromTwenty-eight male Wistar rats were assigned into four groups and orally treated with corn oil (control), anti-TB drugs [4-Tabs=isoniazid (5 mg/kg), rifampicin (10 mg/kg), pyrazinamide (15 mg/kg) and ethambutol (15 mg/kg) in combination], anti-TB drugs +KV and KV alone (200 mg/kg). Anti-TB drugs and KV were given three times per week for 8 weeks. In vitro, reducing power, inhibition of lipid peroxidation (LPO), diphenyl-1-picrylhydrazyl (DPPH) and hydroxyl radical scavenging effects of KV were examined.KV at 10, 20, 50 and 100 μg/mL showed strong reducing potential and effectively scavenged DPPH and OH radicals in a concentration-dependent manner. Furthermore, KV significantly inhibited LPO in rats’ liver homogenate. In vivo, administration of 4-Tabs caused a significant (p<0.05) decrease in body weight gain and weight of testis of rats. Body weight gain and weight of testis decreased by 45% and 36%, respectively, in the 4-Tabs-treated rats. Also, 4-Tabs increased testicular lipid peroxidation by 82%, with a concomitant decrease in antioxidant indices. Testicular reduced glutathione, superoxide dismutase and glutathione peroxidase decreased by 2.2-, 1.9- and 1.6-folds, respectively. Likewise, 4-Tabs markedly decreased sperm count, motility, luteinizing hormone and testosterone. Co-administration of KV with 4-Tabs normalized body weight, enhanced antioxidant system and improved sperm characteristics.Kolaviron protects male reproductive system from oxidative damage by anti-tuberculosis drugs via the antioxidative mechanism.


2021 ◽  
Vol 4 (7) ◽  
pp. 01-06
Author(s):  
Magnus Michael Chukwudike Anyakudo ◽  
Ifeoluwa Adekunle Adediji

Background: Few epidemiological data exist on the effects of the mode of consumption of avocado on diet quality, weight management, and lipoglycemic profile in diabetic condition and other metabolic disease risk factors. Objectives: This study investigated the metabolic, lipoglycemic, and anthropometric impacts of avocado fruit mesocarp intake and the implication of its mode of consumption on body weight gain, lipid profile, glycemic tolerance and control in male diabetic Wistar rats. Method: Twenty one (21) adult male Wistar rats (150-220g) were randomly categorized into three experimental groups (n = 7, each): Diabetic control fed with normal diet (DC); Diabetic rats fed with avocado supplemented diet (DSA); Diabetic rats treated with aqueous mesocarp extract of avocado (DAE). Diabetes was inducted with 150 mg/dL, alloxan monohydrate solution intraperitoneally. Animals were fed according to the experimental design with water ad libitum for six weeks. Body weights and fasting blood glucose (FBG) concentrations were measured twice weekly. LP and OGTT were conducted. Microsoft Excel and statistical SPSS program version 22 were used for data analysis. Results are expressed as mean ± SEM. Comparison between groups were made using Students’t-test and one way ANOVA. Results: Consumption of avocado mesocarp caused significant reduction in mean body weight gain (DSA: 13.75%; DAE: 10.17%; P value < 0.05) and blood glucose concentrations (DSA: 9.48%; DAE: 21.0%; P = 0.002) with significant improvement in glycemic tolerance and lipid profile (DAE > DSA) over the control. Peaked glycemic responses occurred at 30 minutes of glucose challenge in DSA and DAE groups. Conclusion: Avocado fruit mesocarp intake reduced body weight gain and blood sugar with improved lipid profile and glycemic tolerance in experimental diabetic rats while the mode of consumption influenced its potential impacts.


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