نتایج جستجو برای: ethyl acetate extract

تعداد نتایج: 248255  

Hexane, ethyl acetate and methanol extracts of Onopordum espinae leaves were investigated for their antibacterial activities against Bacillus cereus, Staphylococcus aureus, Enterococcus faecalis, Escherichia coli, Pseudomonas aeruginosa and Salmonella enteritidis. The in vitro antibacterial activity of Onopordum espinae extracts was qualitatively assessed by the diameter of inhibition zones (IZ...

ژورنال: بوم شناسی آبزیان 2023

The aim of this study was to assay the antibacterial activity of Scenedesmus obtusus on some pathogenic bacteria. Microalgae S. obtusus were obtained from Algae Bank of Iran, and the methanol, ethyl acetate, chloroform and n-hexane extract of the microalgae were prepared using the maceration method. Bacterial strains were cultured in a solid culture medium, and antibacterial activity of the the...

2011

The present study was conducted to find out the antibacterial activity of aqueous and organic extracts of Nigella sativa (L.) seeds against various bacterial pathogens, namely; S. aureus, P. aeruginosa and E. coli. Plant extract along with different elicitors such as metal ions and commercial drugs was also screened to see the change in efficacy and potency of the compounds. Among different ext...

2010
Tamizhamudu Elavazhagan Kantha D. Arunachalam

The present study was carried out for preliminary phytochemical screening for ten principle bioactive compounds in Petroleum ether, chloroform, ethyl acetate and ethanol extracts of roots of Memecylon edule collected from potheri forest, Kattankulathur in Tamilnadu. Chloroform and ethyl acetate extracts of seeds of Memecylon edule were also investigated against ten bacteria using disc diffusion...

2015
Nand Lal

The aim of this study was to evaluate the anti-oxidant activity of the flowers of the plant Vernonia cinerea (Family: Asteraceae). Flowers extracts of V. cinerea in different four organic solvents (methanol, hexane, chloroform and ethyl acetate) and water were assayed for antioxidant activity using FRAP assay. All of these extracts were found to possess significant antioxidant activity at 5mg/m...

Journal: :iranian journal of pharmaceutical sciences 0
jinous asgarpanah department of pharmacognosy, pharmaceutical sciences branch, islamic azad university (iau), tehran, iran. elahe darabi-mahboub department of pharmacognosy, pharmaceutical sciences branch, islamic azad university (iau), tehran, iran. arash mahboubi department of pharmaceutics, school of pharmacy, shahid beheshti university of medical sciences, tehran, iran. rezvan mehrab department of pharmaceutics, school of pharmacy, shahid beheshti university of medical sciences, tehran, iran. mojdeh hakemivala department of microbiology, faculty of medicine, shahid beheshti university of medical sciences, tehran, iran.

growing interest to use natural preservatives and spices with antimicrobial effects and large amounts of floral bio-residues (92.6 g per 100 g) generated and wasted in the production of saffron spice guided this study  to evaluate  the opportunity to expand the uses of c. sativus flowers (petals and stamens), beyond the spice (dried stigmas). the antibacterial potential of total extracts and di...

Journal: :research journal of pharmacognosy 2016
m. khanavi a. baghernezhadian f. golfakhrabadi m. r. abai h. vatandoost

background and objectives: malaria is a remarkable cause of death in the world. several ways are used by researchers to control or to decrease the detrimental effects of the disease, in which natural insecticides with less malaria vectors resistance and lower environmental damages are considered in last decades.the objective of this study was to assess the larvicidal activity of the whole flowe...

2017
Fatma Njeh Dhekra Mhalla Ibtissem Ben Hammouda Mohamed Trigui Raoudha Mezghani-Jarraya

Hexane, ethyl acetate and methanol extracts of Onopordum espinae leaves were investigated for their antibacterial activities against Bacillus cereus, Staphylococcus aureus, Enterococcus faecalis, Escherichia coli, Pseudomonas aeruginosa, and Salmonella enteritidis. Hexane and ethyl acetate extracts were toxic to Gram-positive bacteria with inhibition zone diameters ranging between 12 and 30 mm....

2016
Kaliyan Barathikannan Babu Venkatadri Ameer Khusro Naif Abdullah Al-Dhabi Paul Agastian Mariadhas Valan Arasu Han Sung Choi Young Ock Kim

BACKGROUND The medical application of pomegranate fruits and its peel is attracted human beings. The aim of the present study was to evaluate the in vitro α-Glucosidase inhibition, antimicrobial, antioxidant property and in vivo anti-hyperglycemic activity of Punica granatum (pomegranate) fruit peel extract using Caenorhabditis elegans. METHODS Various invitro antioxidant activity of fruit pe...

2018
Muhammad Luqman Nordin Arifah Abdul Kadir Zainul Amiruddin Zakaria Rasedee Abdullah Muhammad Nazrul Hakim Abdullah

BACKGROUND Ardisia crispa Thunb. D.C is used mostly in some parts of the Asian region by traditional practitioners to treat certain diseases associated with oxidative stress and inflammation including cancer and rheumatism. In Malaysia, it is popularly known as 'Mata Ayam' and local traditional practitioners believed that the root of the plant is therapeutically beneficial. METHODS The cytoto...

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