نتایج جستجو برای: ethanol extract of flowers

تعداد نتایج: 21175791  

This study was designed in order to correlate the flavonoid and lipoidal matters content of Spinach roots and flowers to their hypolipidemic potential. The total flavonoid content was measured via complexation with aluminum chloride while determination of fatty acids methyl esters and unsaponifiable matters contents in both organs was performed using GC/MS. In an in vitro study, the crude etha...

H. Qiao T.J. Sun

Background and objectives: Resistance towards reveling antibiotics has captured great interest in evaluating the antimicrobial properties of the natural plants. Taraxacum mongolicum is widely used as a folklore medicinal plant for its diuretic, antirheumatic and anti-inflammatory properties. Though there are some reports on antimicrobial properties of Taraxacum mongolicum, stu...

2014
SHILPA SHARMA

Oxidative stress leads to formation of free radicals, reactive oxygen species and nitrogen species, which leads to numerous pathophysiological disorders. The present study is aimed to evaluate the free radical scavenging potential of flowers of Gomphrena globosa. The extracts from the flowers of Gomphrena globosa were prepared in solvents viz. methanol, ethanol and butanol. Spectrophotmetric an...

2016
Sofia Pombal Cleide F. Rodrigues João P. Araújo Pedro M. Rocha Jesus M. Rodilla David Diez Ángela P. Granja Arlindo C. Gomes Lúcia A. Silva

Lavandula luisieri (Rozeira) Rivas-Martinez is an endemic aromatic Labiatae the Iberian Peninsula, common in semi-arid regions of southern Portugal and southwestern Spain, that produces an active antibacterial essential oil from the leaves and flowers. This work presents the study of the chemical variation in various stages of growth of leaves and flowers of L. luisieri. It has been found that ...

2014
Serhat Keser Sait Celik Semra Turkoglu Ökkes Yilmaz Ismail Turkoglu

AIM The antioxidant and pharmacological effects of hawthorn have mainly been attributed to the polyphenolic contents. The aim of this research is to determine some bioactive compounds and antioxidant properties of hawthorn aqueous and ethanol extracts of leaves, flowers, and ripened fruits. MATERIALS AND METHODS For this purpose, antioxidant activities of extracts were assessed on DPPH•, ABTS...

Journal: :journal of crop protection 0
mehrnoosh jafari department of bio-system mechanic engineering, faculty of agriculture, tarbiat modares university, tehran, iran. saeid minaei department of bio-system mechanic engineering, faculty of agriculture, tarbiat modares university, tehran, iran. naser safaie department of plant pathology, faculty of agriculture, tarbiat modares university, tehran, iran. farah torkamani-azar department of electrical engineering, college of electrical and computer engineering, shahid beheshti university, tehran, iran. mehdi sadeghi department of horticultural sciences, faculty of agriculture, tarbiat modares university, tehran, iran.

many environmental and physiological factors affect plant temperature. the objective of this study was to use thermal imagery to investigate robust features for early diagnosis of botrytis cinerea infection in cut rose flowers under the postharvest application of methyl jasmonate (meja). three cases treated with different concentrations of meja (0.1, 0.2, and 0.3 µl.l−1), a control (0 µl.l−1 me...

2015
Sheng Geng Yang Liu Hanjun Ma Chungang Chen

Purpose: To investigate the extraction and antioxidant activity of phenolic compounds from Okra flowers. Methods: The phenolic compounds in Okra flowers was obtained by traditional solvent extraction method and determined by Folin-Ciocalteu (FC) method. The extraction was optimized using response surface methodology (RSM). The antioxidant activity of the obtained extract was determined by 1,1di...

2000
U. K. Pun

Carnation (Dianthus caryophyllus L.) cv. Yellow Candy flowers were treated with ethanol solution (4%) in the absence or presence of 1 or 10 mM L-methionine, or ethanol or acetaldehyde solution (0.05%), in the absence or presence of 1 mM aminocyclopropane carboxylic acid (ACC). Spermidine in petals was measured over time in flowers treated with 4% ethanol or distilled water. Ethanol treatment si...

Journal: :Revista brasileira de parasitologia veterinaria = Brazilian journal of veterinary parasitology : Orgao Oficial do Colegio Brasileiro de Parasitologia Veterinaria 2011
Silvana Krychak-Furtado Ana Luisa Palhano Silva Obdulio Gomes Miguel Josiane de Fátima Gaspari Dias Marilis Dallarmi Miguel Sonia Soares Costa Raquel Rejane Bonato Negrelle

Data on in vitro evaluation of extracts of three species of the Asteraceae family on the development of Trichostrongylidae eggs in sheep are presented. Egg hatchability was tested using herbal extracts prepared in a Soxhlet extractor, and using hydrolate prepared by means of hydrodistillation. The laboratory tests showed that the ethanol extract from flowers of the species Aster lanceolatus pre...

Journal: :Jordan journal of chemistry 2021

The purpose of the present study was to identify, by gas chromatography (GC) and GC-mass spectrometry (GC-MS), components spontaneously emitted volatile organic compounds (VOCs), obtained Solid-Phase-Micro-Extraction (SPME) that hydrodistilled oil fresh flowers leaves Ononis natrix, as well compare them. leaf rich in non-terpenoid aldehydes, whereas its aroma profile contained mainly sesquiterp...

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