نتایج جستجو برای: hexane fraction
تعداد نتایج: 156802 فیلتر نتایج به سال:
As part of on-going efforts to use eco-friendly alternatives to chemical pesticides, methanol crude extracts of Plectranthus glandulosus and Callistemon rigidus leaves were sequentially fractionated in hexane, chloroform, ethyl acetate, and methanol to establish the most active fraction(s) against Callosobruchus maculatus in cowpea. Cowpea seeds (25 g) were treated with 0.5, 1, 2, and 4 g/kg of...
avicennia marina (avicenniaceae) is a species of mangrove tree used for treatment of small pox lesions in persian folk medicine. the antiviral activity of methanol, ethanol, water, chloroform and n-hexane extracts was evaluated against hiv-1 and hsv. methanol extract had the highest antiviral activity and the most polar fraction of this extract (fraction d) inhibited hsv with ti and si values o...
Background: Recently, with the high prevalence of diarrhoea caused by bacterial infection, usage antibiotics has increased. Antibiotic overuse might lead to several side effects and resistance, suggesting development an alternate antibacterial agent. A mangrove plant, Acanthus Illinois, contained triterpenoid, which properties.
 Aim: This study aimed evaluate effect Illinois n-hexane fract...
Avicennia marina (Avicenniaceae) is a species of mangrove tree used for treatment of small pox lesions in Persian folk medicine. The antiviral activity of methanol, ethanol, water, chloroform and n-hexane extracts was evaluated against HIV-1 and HSV. Methanol extract had the highest antiviral activity and the most polar fraction of this extract (fraction D) inhibited HSV with TI and SI values o...
Grewia optiva, a plant of northern area of Pakistan was screened for the natural products, antimicrobial and insecticidal activities. Phytochemical screening, using conventional natural products identification tests indicated the presence of different phytoconstituents. The ethyl acetate and methanolic extracts of the aerial parts of the tile plant revealed the presence of tannins, while terpen...
Natural compounds with antioxidant activity can be useful for treatment of reactive oxygen species-related diseases, comprising atherosclerosis, inflammatory injury, cardiovascular disease, cancer, diabetes, Alzheimer's disease, cataracts, autism, and aging. The current study was perform to assay the antioxidant activity different fractions of methanolic extract of golden chanterelle mushroom C...
Avicennia marina (Avicenniaceae) is a species of mangrove tree used for treatment of small pox lesions in Persian folk medicine. The antiviral activity of methanol, ethanol, water, chloroform and n-hexane extracts was evaluated against HIV-1 and HSV. Methanol extract had the highest antiviral activity and the most polar fraction of this extract (fraction D) inhibited HSV with TI and SI values o...
Due to the increase of microbial resistance to antibiotics and the occurrence of side effects, use of medicinal plants with anti-microbial properties seems to be rational. Hence, in this study, some plants of the Apiaceae, Asteraceae, Brassicaceae, and Cucurbitaceae families were evaluated for antimicrobial effects. The aerial parts of the plants were extracted by different solvents using a Sox...
Oxidation of low-density lipoprotein (LDL) has been strongly suggested as the key factor in the pathogenesis of atherosclerosis. Mushrooms have been implicated in having preventive effects against chronic diseases due especially to their antioxidant properties. In this study, in vitro inhibitory effect of Hericium erinaceus on LDL oxidation and the activity of the cholesterol biosynthetic key e...
The ethanolic extract of Aloe vera leaf skin was fractionated by liquid-liquid partition using hexane, ethyl acetate, chloroform-ethanol and butanol. The total phenolic content of the four different fractions were determined by Folin-Ciocalteu method and their antioxidant activity was essayed through some in vitro models such as the antioxidant capacity by phosphomolybdenum method, β-carotene b...
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