نتایج جستجو برای: سنجد elaeagnus angustifolia l

تعداد نتایج: 620093  

تخت فیروزه, سید مهدی, تقی‌زاده, محسن, تمتاجی, امیدرضا, طلایی, سید علیرضا,

Background and Objective: Impaired cognitive function and memory, a characteristic of Alzheimer's disease, can be caused by decreased activity of the cholinergic system. Scopolamine, a muscarinic receptor antagonist, may cause temporary impairment in memory and provide an Alzheimer's disease model. This study was designed to evaluate the effects of water extract of Elaeagnus Angustifolia on mem...

Habib Onsori, Hamed Talebi-Rad, Somayeh akrami

Elaeagnus angustifolia L. is a Eurasian tree that has become naturalized and has various ecological, medicinal and economical uses. In this study, a combination of morphological traits and RAPD markers were used to study the presence or absence of an association between genetic variation and morphological features among five populations of E. angustifolia collected from the East Azarbaijan of I...

اسدی, مصطفی, جانی قربان, مهین,

The genus Elaeagnus (Elaeagnaceae) has been introduced in Iran by one or two species, i. e. E. angustifolia and E. orientalis . The species are widely cultivated trees, but native in a few localities. They are extremely variable in shape of leaves and fruits. Fruits used to be eaten highly and as they have variable tastes, the preferred ones have been subject to selection in the course of time....

Journal: :Applied and environmental microbiology 1998
Clawson Caru Benson

Partial 16S ribosomal DNAs (rDNAs) were PCR amplified and sequenced from Frankia strains living in root nodules of plants belonging to the families Elaeagnaceae and Rhamnaceae, including Colletia hystrix, Elaeagnus angustifolia, an unidentified Elaeagnus sp., Talguenea quinquenervia, and Trevoa trinervis. Nearly full-length 16S rDNAs were sequenced from strains of Frankia living in nodules of C...

جلیلوند حمید جمیل واعظی, حمید آهنی, سیّد احسان ساداتی

سنجد تلخ (Elaeagnus rhamnoides (L.) A.Nelson) گیاهی دارویی، مقاوم به خشکی، تثبیت‎کننده­ ازت و یک گونه پیش‌آهنگ جنگلی است. در این پژوهش برای اولین بار در ایران، شناسایی مولکولی سنجد تلخ در رویشگاه­های مختلف کشور و مقایسه­ آنها با زیرگونه­های شناخته شده در سایر نقاط جهان انجام شد. از پنج رویشگاه در استان­های البرز، مازندران، آذربایجان‌شرقی و غربی و قزوین نمونه­برداری انجام گردید. از نشانگر هسته­ا...

Journal: :Forests 2023

As a highly resistant urban ornamental plant, Elaeagnus angustifolia L. is often used in dry land, saline-alkali land shelter forest, and landscape horticulture. It the main windbreak sand-fixing tree species Gansu Province, China. The special geographical climatic environment makes distribution growth of E. Province show different degrees difference. In order to evaluate phenotypic diversity p...

Journal: :Journal of natural products 2014
Shin-Jowl Tan Jun-Lee Lim Yun-Yee Low Kae-Shin Sim Siew-Huah Lim Toh-Seok Kam

A total of 20 new indole alkaloids comprising mainly oxidized derivatives of macroline- (including alstofonidine, a macroline indole incorporating a butyrolactone ring-F), pleiocarpamine-, and sarpagine-type alkaloids were isolated from the bark and leaf extracts of Alstonia angustifolia. The structures and relative configurations of these alkaloids were determined using NMR and MS analyses and...

Journal: :Forests 2022

In this study, Russian olive trees exhibiting witches’-broom symptoms were collected from urban green areas in Tabriz, the northwest of Iran. PCR analysis confirmed that phytoplasma caused disease and, according to resulting Sanger sequencing electropherogram, a mixed infection with two or more species within was revealed. Next-generation analyses, using Illumina method, performed on total DNA ...

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