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full issue - Association of Biotechnology and Pharmacy

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Current Trends in <strong>Biotechnology</strong> <strong>and</strong> <strong>Pharmacy</strong><br />

Vol. 5 (3) 1362-1371 July 2011, ISSN 0973-8916 (Print), 2230-7303 (Online)<br />

1367<br />

Fig. 2. Comparison <strong>of</strong> Total reducing power, Nitric Oxide<br />

<strong>and</strong> Super-oxide scavenging activity <strong>of</strong> 100mcg/ml <strong>of</strong> AA,<br />

BHA, Alcohol <strong>and</strong> Chlor<strong>of</strong>orm Extract <strong>of</strong> the root <strong>of</strong> X.<br />

6 hr<br />

24 hr<br />

48 hr<br />

Fig. 4. Effects <strong>of</strong> Chlor<strong>of</strong>orm <strong>and</strong> ethanol extracts <strong>of</strong> root<br />

<strong>of</strong> X.strumarium on total cholesterol <strong>and</strong> low density lipids<br />

levels in triton-induced hyperlipidemic rats<br />

Fig. 3. Comparison <strong>of</strong> Total reducing power, Nitric Oxide<br />

<strong>and</strong> Super-oxide scavenging activity <strong>of</strong> 500mcg/ml <strong>of</strong> AA,<br />

BHA, Alcohol <strong>and</strong> Chlor<strong>of</strong>orm Extract <strong>of</strong> the root <strong>of</strong><br />

X. strumarium<br />

inhibited by BHA (st<strong>and</strong>ard) <strong>and</strong> extracts from<br />

100µg/ml. Both the extracts produced significant<br />

superoxide radical scavenging activity in a<br />

concentration-dependent manner. Chlor<strong>of</strong>orm<br />

extract showed the lowest IC value (418 ± 4.15)<br />

50<br />

which is better than BHA (415.14 ± 5.98).<br />

Antihyperlipidemic activity: The non ionic<br />

detergent, Triton WR-1339, has been widely used<br />

to block the uptake <strong>of</strong> triacyl glycerol rich<br />

lipoprotein from plasma by peripheral t<strong>issue</strong>s in<br />

order to produce acute hyperlipidemia in animal<br />

models which are <strong>of</strong>ten used for a number <strong>of</strong><br />

objectives. The parenteral administration <strong>of</strong><br />

Triton induces hyperlipidemia in adult rats,<br />

where the blood cholesterol <strong>and</strong> triglycerides<br />

levels were reached maximum in 20hrs, followed<br />

by a decline to normal values (12-14).<br />

Administration <strong>of</strong> Triton resulted in increase in<br />

serum levels <strong>of</strong> cholesterol, triglycerides, VLDL,<br />

<strong>and</strong> LDL. A significant reversal in serum levels<br />

<strong>of</strong> cholesterol, triglycerides, VLDL, <strong>and</strong> LDL<br />

levels was noticed in the animals treated with X.<br />

strumarium root extracts when compared with<br />

the control group (Table-3). Simvastatin<br />

(st<strong>and</strong>ard) produced maximum cholesterol- <strong>and</strong><br />

LDL-lowering effect at both 6 h <strong>and</strong> 24 h. ethanol<br />

extract 200 <strong>and</strong> Chlor<strong>of</strong>orm extract 400 produced<br />

a significant decrease in serum cholesterol <strong>and</strong><br />

Sridharamurthy et al

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