picrorhiza kurroa/glutationa

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Effect of picroliv administration on hepatic microsomal mixed function oxidases and glutathione-conjugating enzyme system in cholestatic rats.

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The effect of Picroliv on hepatic microsomal mixed-function oxidases (MFO) and glutathione conjugating enzyme system in cholestatic rats was studied. Bile duct ligation in male rats for one weeks caused significant increase in both serum sorbitol dehydrogenase activity and serum bile acide

Effect of picroliv on glutathione metabolism in liver and brain of Mastomys natalensis infected with Plasmodium berghei.

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Administration of picroliv, the active principle from Picrorhiza kurrooa, at a dose of 6 mg/kg, po for two weeks showed significant protection against changes in liver and brain glutathione metabolism of Plasmodium berghei infected Mastomys natalensis. The depletion of reduced glutathione level and

Apocynin prevents cyclooxygenase 2 expression in human monocytes through NADPH oxidase and glutathione redox-dependent mechanisms.

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In the present study we report the preventive effect of apocynin, an active constituent of the Himalayan herb Picrorhiza kurrooa, on cyclooxygenase-2 (Cox-2) synthesis and activity in human adherent monocytes exposed to serum treated zymosan (STZ) and phorbol myristate acetate (PMA). Apocynin

Components of antioxidant system of Picrorhiza kurrooa exhibit different spatio-temporal behavior.

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Antioxidant system is one of the important factors in regulating plant growth, development and adaptation. Thus, in order to have better insights into molecular mechanisms of growth and adaptation of a plant it is prerequisite to have known the status of various components of the antioxidant system

Picrorhiza kurroa Inhibits Experimental Arthritis Through Inhibition of Pro-inflammatory Cytokines, Angiogenesis and MMPs.

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The present study investigates the anti-arthritic activity of Picrorhiza kurroa (PK), on formaldehyde and adjuvant-induced arthritis (AIA) in rat. Administration of Picrorhiza kurroa rhizome extract (PKRE) significantly inhibited joint inflammation in both animal models. In AIA-induced arthritic

Biochemical changes induced in liver and serum of aflatoxin B1-treated male wistar rats: preventive effect of picroliv.

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Administration of aflatoxin B1 to rats (2 mg/kg intraperitoneally) caused significant increase in the activities of gamma-glutamyl transpeptidase, 5'-nucleotidase, acid phosphatase, acid ribonuclease as well as content of lipid peroxides in liver after six weeks. However, the activities of succinate

Cardioprotective effect of root extract of Picrorhiza kurroa (Royle Ex Benth) against isoproterenol-induced cardiotoxicity in rats.

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Normal rats pre-treated with P. kurroa (200 mg/kg) alone did not showed significant change, however, isoproterenol (ISP) administration resulted in hemodynamic and left ventricular dysfunction, oxidative stress, and lipid peroxidation. Such cardiac dysfunction was significantly prevented by P.

Prevention of carbon tetrachloride-induced hepatic injury in mice by Picrorhiza kurrooa.

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OBJECTIVE Picrorhiza kurrooa (Pk) has been used in liver diseases in the Indian indigenous system of medicine. We undertook this study to determine whether Pk extract possesses hepatoprotective function and if so to determine its nature and mechanism. METHODS Liver injury was induced in 16 mice by

Free radical scavenging potential of Picrorhiza kurrooa Royle ex Benth.

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For assessing free radical scavenging potential of P. kurrooa, the antioxidant activity of P. kurrooa extract was studied by lipid peroxidation assay using rat liver homogenate. The extract (1 mg/ml) showed marked protection (up to 66.68%) against peroxidation of liver phospholipids. Besides,

Picrorhiza scrophulariiflora improves accelerated atherosclerosis through inhibition of redox-sensitive inflammation.

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BACKGROUND Accumulation of advanced glycation end products (AGEs) or advanced oxidation protein products (AOPPs) has been identified as a risk factor for accelerated atherosclerosis seen in diabetes and chronic kidney disease. However, little is known about the intervention for atherogenesis

Antidiabetic and antioxidant effects of Picrorhiza kurrooa rhizome extracts in diabetic rats.

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Picrorhiza kurrooa is mentioned in Ayurveda for the treatment of many disorders, but it has not been subjected to systematic scientific investigations to assess its antidiabetic effect. The oral administration of aqueous and methanol extracts of P. kurrooa rhizomes (250 and 500 mg / kg body weight /

The protective effect of picroside II against hypoxia/reoxygenation injury in neonatal rat cardiomyocytes.

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BACKGROUND Picroside II, an iridoid glucoside found in the root of Picrorhiza scrophulariiflora Pennell (Scrophulariaceae), has been demonstrated to possess potent antioxidant activity. However, whether picroside II has a protective effect against hypoxia/reoxygenation (H/R)-induced cardiomyocyte

Influence of apocynin on cardiac remodeling in rats with streptozotocin-induced diabetes mellitus.

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Increased reactive oxygen species (ROS) generation in diabetes mellitus (DM) is an important mechanism leading to diabetic cardiomyopathy. Apocynin, a drug isolated from the herb Picrorhiza kurroa, is considered an antioxidant agent by inhibiting NADPH oxidase activity and improving ROS scavenging.

Plantainoside D protects adriamycin-induced apoptosis in H9c2 cardiac muscle cells via the inhibition of ROS generation and NF-kappaB activation.

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Plantainoside D (PD), was isolated from the leaves of Picrorhiza scrophulariiflora (Scrophulariaceae). The anti-oxidative activity of PD was evaluated based on scavenging effects on hydroxyl radicals and superoxide anion radicals. Adriamycin (ADR) is a potent anti-tumor drug known to cause severe

Inhibition of NADPH oxidase activation in endothelial cells by ortho-methoxy-substituted catechols.

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NADPH oxidase is a major enzymatic source of oxygen free radicals in stimulated endothelial cells (ECs). The ortho-methoxy-substituted catechol, apocynin (4-hydroxy-3-methoxyacetophenone), isolated from the traditional medicinal plant Picrorhiza kurroa, inhibits the release of superoxide anion

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