نتایج جستجو برای: ether extracts

تعداد نتایج: 109559  

2015
Rajendra Singh Pratap Singh Nitin Sati Prakash Sati

The present study was performed to evaluate antioxidant potential of Senecio amplexicaulis Kunth. extracts. The air dried powdered plant material was extracted with petroleum ether, ethyl acetate and methanol and concentrated using rotary evaporator. The extracts were evaluated for total phenolic content presence, total antioxidant capacity, reducing power, ability to scavenge various free radi...

Elham Hosseini, Malihezaman Monsefi, Sanaz Alaee,

Introduction: Nowadays, there is special interest in finding a new contraceptive drug with high safety and fewer side effects. Investigations have shown that dill (Anethum graveolens L.) can be used either as a menstrual cycle regulator or contraceptive. Since cell surface terminal sugars have crucial roles in oocyte maturation, fertilization and implantation, in this study we investigated the ...

2015
Lei Shi Zhi-qiang Ji Yue-mei Li Yuan-yuan Li Chang-sheng Guo

Background: Toddalia asiatica (Linn) Lam is a woody vine that is used medicinally in China, India, and East Africa. The aim of the present study was to examine the antioxidant and antibacterial activity of the roots of Toddalia asiatica (Linn) Lam (TA). Materials and Methods: The antioxidant capacity of TA roots was determined using 1,1 iphenyl-2-picrylhydrazyl (DPPH), 2,2 ́-azino-bis(3-ethylben...

2016
K. G. Mladenović

In this paper, the antioxidant and antimicrobial activity, the concentrations of total phenols, flavonoids, tannins and proanthocyanidins in the water, acetone, diethyl ether and ethanol extracts of Melilotus officinalis L. were analysed and their effect on the bacterial biofilm formation. The highest concentration of total phenols (36.25 mgGA/g) and tannins (21.25 mgGA/g) were detected in the ...

Journal: :iranian journal of public health 0
s eshraghi f seifollahi

honey and royal jelly are complex heterogeneous mixtures of flower s’ nectar sugars proteins and bees’ glandular secretions. royal jelly is the hypo-pharyngeal gland excretion of the young worker honeybees (apis mellifera). the wonderful effects of royal jelly on the sexual ability and maturity of the queen has been an interesting topic and controversial issue for researchers for many years. th...

Journal: :Journal of economic entomology 2006
G L Shi L L Zhao S Q Liu H Cao S R Clarke J H Sun

Extracts of an annual herbaceous plant, Kochia scoparia (L.) Schrad (Macrophomina), were bioassayed to determine their acaricidal activities against Tetranychus urticae Koch, Tetranychus cinnabarinus (Boisduval), and Tetranychus viennensis Zacher (Acari: Tetranychidae) in the laboratory. Extracts had both contact and systemic toxicity to these mites. Three solvents were tested for preparing cru...

2013
S. Bragadeeswaran K. Ganesan N. Sri Kumaran S. Thangaraj K. Suganthi

Ascidians are involved with rich source of bioactive agents which could be used for novel antimicrobial drugs. Ascidians are belongs to phylum chordate and class Ascidiacea. In present study two ascidians P. madrasensis and P. nigra were collected from Tuticorin, Southeast coast of India. The antibacterial compounds were screened to evaluate antibacterial activity in and different solvent like ...

2013
Sanjib Bhattacharya Jaydeep Sarkar Sujoy Pal

The objective of the present study was to evaluate in vitro antileishmanial activity of leaves form Plumeria pudica Jacq. (Apocynaceae). In the present study, the in vitro antileishmanial activity of petroleum ether, chloroform and methanol extracts from P. pudica leaf was evaluated against Leishmania donovani (strain AG 83) promastigotes by in vitro promastigote cell toxicity assay by using MT...

Journal: :African health sciences 2009
K D Mwambete

OBJECTIVE To evaluate the antimicrobial activity of Momordica charantia extracts on reference strains and microorganisms isolated from clinical specimens. METHOD Petroleum ether and methanolic crude extracts of fruits and leaves of the plant were evaluated for antimicrobial activity using the disk diffusion method on four reference microorganisms (Pseudomonas aeruginosa, Escherichia coli, Can...

2009
C. Rajasekaran E. Meignanam V. Vijayakumar T. Kalaivani S. Ramya N. Premkumar R. Siva R. Jayakumararaj

The present study was carried out to screen and evaluate antimicrobial activity of leaf extracts of Azadirachta indica A. Juss. Petroleum ether, dichloromethane, chloroform, ethanol and aqueous extract of leaves of A. indica were tested against selected Gram positive and Gram negative bacterial species. Phytochemical leaf extracts of A. indica exhibited significant anti-bacterial activity again...

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