نتایج جستجو برای: and ether extract

تعداد نتایج: 16850514  

2016

Antimicrobial efficiency of Solanum melongena seed extracts was examined using methanol, chloroform, acetone and petroleum ether, as solvents and tested against four human pathogenic bacteria such as Pseudomonas aeruginosa, Escherichia coli, Staphylococcus aureus and Proteus vulgaris using Agar Well Diffusion Method. The phytochemical analysis of Solanum melongena seed was also made. The methan...

2010
Hülya Öztürk Ufuk Kolak Ciler Meric

The aim of this study was to investigate in vitro antioxidant, anticholinesterase and antibacterial activities of the petroleum ether, chloroform and methanol extracts obtained from the aerial parts of Jurinea consanguinea DC. (Asteraceae). Total phenolic and flavonoid contents of these crude extracts were determined as pyrocatechol and quercetin equivalents, respectively. The methanol extract ...

Journal: :Journal of Industrial & Engineering Chemistry 1918

Journal: Journal of Herbal Drugs 2017

Background & Aim: Platychaete aucheri (Boiss.) Boissis one of the Persian endemic plants and it belongs to Asteraceae family. The present study was aimed to evaluate the antimicrobial activity of crude methanolic extract and three sub-fractions of the flowering aerial parts of Platychaete aucheri against some gram-positive and gram-negative standard b...

Journal: Journal of Herbal Drugs 2017

Background & Aim: Platychaete aucheri (Boiss.) Boissis one of the Persian endemic plants and it belongs to Asteraceae family. The present study was aimed to evaluate the antimicrobial activity of crude methanolic extract and three sub-fractions of the flowering aerial parts of Platychaete aucheri against some gram-positive and gram-negative standard b...

This study represents the first report on the chemical composition and biological activity of Trifolium angustifolium var. angustifolium. The major components of the essential oil were identified as hexatriacontene (23.0%), arachidic acid (15.5%) and α-selinene (10.0%). The main constituents of the fatty acid obtained from the petroleum ether extract were identified as palmitic acid (29.8%), li...

Journal: :Asian Pacific journal of tropical biomedicine 2014
Shaheen Faizi Saima Sumbul Muhammed Ali Versiani Rubeena Saleem Aisha Sana Hira Siddiqui

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 ...

This study represents the first report on the chemical composition and biological activity of Trifolium angustifolium var. angustifolium. The major components of the essential oil were identified as hexatriacontene (23.0%), arachidic acid (15.5%) and α-selinene (10.0%). The main constituents of the fatty acid obtained from the petroleum ether extract were identified as palmitic acid (29.8%), li...

Journal: :Zeitschrift fur Naturforschung. C, Journal of biosciences 2004
Zbigniew Sroka Iwona Kuta Wojciech Cisowski Andrzej Dryś

A methanol extract was obtained from defatted (petroleum ether) inflorescence of Helichrysum arenarium (L.) Moench (perennial herb native to Middle and Southeast Europe). The extract was evaporated under reduced pressure and the dry residue was dissolved in hot water. The aqueous solution was stored for 6 d at 4 degrees C and the precipitate discarded. The remaining solution was divided into th...

2012
Arun Sethi Rohit Prakash Akriti Bhatia Gitika Bhatia Ashok K Khanna Swayam Prakash Srivastava

Purpose: To investigate the anti-dyslipidemic, anti-oxidant and anti-diabetic activities of the aqueous extract and solvent fractions of A. violacea flowers. Methods: The aqueous extract was fractionated into petroleum ether, ether, chloroform, chloroformmethanol (4:1) and chloroform-methanol (3:2) fractions. Lipid lowering activity was evaluated in two models, viz, triton WR-1339 induced hyper...

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