نتایج جستجو برای: ether extracts
تعداد نتایج: 109559 فیلتر نتایج به سال:
The extracts of the dried leaves of Anacardium occidentale were screened for anti-inflammatory activity using carrageenan induced rat paw edema model. The petroleum ether and chloroform extract and acetone soluble fraction of methanolic extract showed 57.14%, 47.61% and 61.90% inhibition of paw edema respectively. Acetone soluble extract showed better activity than petroleum either and chlorof...
The different extracts of Apium graveolens Linn. (Apiaceae) and Croton oblongifolius Roxb. (Euphorbiaceae) were tested for their hepatoprotective activity against CCl(4) induced hepatotoxicity in albino rats. The degree of protection was measured by using biochemical parameters like serum transaminases (SGOT and SGPT), alkaline phosphatase, total protein and albumin. The methanolic extracts sho...
We tested a wet extraction method for lipid extraction from Euglena gracilis water slurry at 0.51 MPa and 20 °C using liquefied dimethyl ether (DME). The yields, proximate analyses, elemental composition, and molecular weight distribution properties of the extracts from E. gracilis and the remaining residues obtained by DME extraction were compared with those of the extracts obtained by hexane ...
OBJECTIVE To explore the phytochemical constituents from petroleum ether and dichloromethane extracts of Moringa oleifera (M. oleifera) roots using GC/GC-MS. METHODS A total of 5.11 kg fresh and undried crushed root of M. oleifera were cut into small pieces and extracted with petroleum ether and dichloromethane (20 L each) at room temperature for 2 d. The concentrated extracts were subjected ...
The sequential extraction of Teucrium montanum L. was realized with five solvents of different polarities (70% methanol, petroleum ether, chloroform, ethyl acetate, n-butanol). The scavenging activity (SA) of obtained extracts was tested by measuring their ability to scavenge stable 2,2`-diphenyl-1-picrylhydrazyl (DPPH) free radical using electron spin resonance (ESR) spectroscopy. The results ...
In the present work, the antimicrobial activity of different pressurized liquid extracts obtained from Dunaliella salina microalga was tested against several microorganisms of importance for the food industry (Escherichia coli, Staphylococcus aureus, Candida albicans, and Aspergillus niger). Different solvents (hexane, petroleum ether, hexane, and water) and extraction conditions (40, 100, and ...
The Hepatoprotective and antioxidant activity of pet ether, methanol and aqueous extracts of aerial parts (except fruites) of Cicer arietinum L against ccl4 induced hepatotoxicity in rats. The phytochemical investigations of these extracts showed presence of carbohydrates, proteins, phenols and flavanoids. LD50 values of all extracts were determined. The extracts did not produce any mortality e...
The present investigation of crude extracts from leaf, seed coat and stem of cardiospermum halicacabum L. in different solvent, were subjected to phytochemical and antibacterial screening against the selected Gram positive and Gram negative bacteria. The phytochemical solvent extracts were used for screening and antibacterial activity, were analysed. The Phytochemical studies indicate that the ...
Preparation of 2-Amino-2-Methyl-1 ,3Propandiol-Thymolphthalein Monophosphate (AMPD-TMP) Place 5 g (4.27 mmol) of magnesium thymolphthalein monophosphate (Eastman Kodak, Rochester, N. Y. 14650) in a 500-ml Erlenmeyer flask and add 100 ml of 2 mol/ liter HC1. Stir vigorously until the magnesium salt is well dispersed, add 100 ml of diethyl ether and continue stirring until a uniform suspension is...
This investigation was conducted to evaluate the antimicrobial effectiveness of agar disc diffusion method and determine inhibition zone Curcuma amada (CA) rhizome extracts (petroleum ether, dichloromethane, chloroform) against 12 bacterial species 4 fungal species. The zones were compared those Ciprofloxacin Griseofulvin for antibacterial antifungal activities, respectively. findings revealed ...
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