Gaurav Lodhi

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Chitin is a natural polysaccharide of major importance. This biopolymer is synthesized by an enormous number of living organisms; considering the amount of chitin produced annually in the world, it is the most abundant polymer after cellulose. The most important derivative of chitin is chitosan, obtained by partial deacetylation of chitin under alkaline(More)
Ethanolic extract (50 %) of stems of Calotropis gigantea R. Br. (Asclepiadaceae) at doses of 250 and 500 mg kg-1 were studied for hepatoprotective activity in male Wistar rats with liver damage induced using carbon tetrachloride, 2 mL kg-1 twice a week. The protective effect of C. gigantea extract was compared with the standard drug silymarin. Various(More)
1. The protein requirements of White Leghorn laying pullets were evaluated in summer and winter using isocaloric diets containing 12-8, 15-0, 16-6, 18-5 and 21-6% protein. 2. The age at 50% production of summer-raised pullets was about 2 weeks later than that of winter-raised pullets irrespective of the concentration of dietary protein. 3. Egg production in(More)
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