نتایج جستجو برای: گونه alchemilla

تعداد نتایج: 59653  

1999
F. Cordey

Ophiolitic and accretionary units and associated blueschists of the Cache Creek terrane constitute the most complete evidence of a coherent subduction zone within the Canadian Cordillera. The rocks occupy a central position in the Intermontane Superterrane, a complex of arcs that includes most of the accreted crust in British Columbia (Figure 1). The Cache Creek terrane contains exotic fossil f...

Journal: :Drug discoveries & therapeutics 2013
J N Makau K Watanabe N Kobayashi

Influenza virus infection is a major public health problem that leads to significant morbidity and mortality. The emergence of resistance to the currently available anti-influenza agents has necessitated the development of new drugs with novel targets. Studying known ethno-medicinal plants is a promising approach for the discovery of new antiviral compounds. Alchemilla mollis is used in traditi...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه گیلان - دانشکده علوم پایه 1392

مطالعه حاضر به بررسی صفات تشریحی برگ و دمبرگ 24 گونه از سرده alchemilla l. از ایران با استفاده از میکروسکوپ نوری اختصاص دارد. صفات تشریحی متعدد قسمت های مختلف برگ (شامل پهنک و رگبرگ اصلی) و دمبرگ بررسی و اندازه گیری شد. پهنک برگ در نمونه های مورد مطالعه دارای اپیدرم 1 لایه، کرک های ساده و پایه دار، کرک غده ای، روزنه های فرورفته در دو سوی برگ، مزوفیل دو سویه، پارانشیم نردبانی 1 الی 2 لایه، پاران...

Journal: :Physiologia plantarum 2014
Ali F El Mehdawi Ray Jason B Reynolds Christine N Prins Stormy D Lindblom Jennifer J Cappa Sirine C Fakra Elizabeth A H Pilon-Smits

Symphyotrichum ericoides was shown earlier to contain hyperaccumulator levels of selenium (Se) in the field (>1000 mg kg(-1) dry weight (DW)), but only when growing next to other Se hyperaccumulators. It was also twofold larger next to hyperaccumulators and suffered less herbivory. This raised two questions: whether S. ericoides is capable of hyperaccumulation without neighbor assistance, and w...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2014
Charles Choi

In the dark, microscopic plastic beads in the 200-gallon tank of corn syrup glow and sparkle when light from a projector shines at them in geophysical fluid dynamicist Christopher Kincaid’s laboratory at the University of Rhode Island. Experiments with this goo could help explain whether columns of magma rising up from near the Earth’s core might explain supervolcanic activity. Scientists have ...

Journal: :Journal of advanced scientific research 2021

The current study was designed to evaluate the phytochemical profile and biological properties (antioxidant activity) of methanolic, ethyl-acetate petroleum extracts Alchemilla vulgaris which traditionally used alleviate treat many diseases. Total phenolic content found in methanolic ethyl acetate extract Alchemillia were 547.333 386.86 respectively. with respect gallic acid be (μg equivalent/m...

احمدی گرجی, عاطفه, بیگم فقیر, مرضیه, حیدری, مهدی,

Floral morphology of 24 species of the genus Alchemilla in Iran was studied by means of light and digital mi-croscopes. Flower samples were collected from different species and their morphological traits, including hypanthium, calyx, epicalyx, pedicels, ovaries and stamens, were measured. The most useful features for the separation of species were turned out to be the calyx shape and length, tr...

Journal: :Acta biochimica Polonica 2014
Petko Denev Maria Kratchanova Milan Ciz Antonin Lojek Ondrej Vasicek Denitsa Blazheva Plamena Nedelcheva Libor Vojtek Pavel Hyrsl

The present study provides a comprehensive data on the antioxidant, antimicrobial and neutrophil-modulating activities of extracts from six medicinal plants--blackberry (Rubus fruticosus) leaves, chokeberry (Aronia melanocarpa) leaves, hawthorn (Crataegus monogyna) leaves, lady's mantle (Alchemilla glabra) aerial parts, meadowsweet (Filipendula ulmaria) aerial parts and raspberry (Rubus idaeus)...

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