نتایج جستجو برای: trans α
تعداد نتایج: 229033 فیلتر نتایج به سال:
This study focused on five different subspecies of Portuguese Daucus carota L., to identify the main compounds in essential oils umbels from each subspecies. The isolation was performed by hydrodistillation methods followed further composition analysis gas chromatography-mass spectrometry, ultimately demonstrating that had major compounds. concluded found subsp. maritimus were geranyl acetate, ...
The aim of this study was to determine the volatile components Helichrysum arenarium (L.) Moench subsp. aucheri that belongs genus, belonging Asteraceae family, one important families for Turkey and generally known as ‘ölmez çiçek, altın otu or mantuvar’ in Turkey. To components, leaves flowers specimens were collected from Isparta Aksu Adana Feke villages Turkey, dried at room temperature. The...
Severe physical activity leads to a sharp increase in free radicals, an oxidative stress, inflammation, and tissue damage. Resveratrol as one of the antioxidants can be effective in preventing the effects of oxidative stress. Therefore, the present study was aimed to evaluate the effect of trans-resveratrol supplementation and training exercise on inflammation-related factors. Sixty-four ...
A recent outbreak of mountain pine beetle (MPB) has spread over more than 25 million hectares of pine forests in western North America, affecting pine species of sensitive boreal and mountain ecosystems. During initial host colonization, female MPB produce and release the aggregation pheromone trans-verbenol to coordinate a mass attack of individual trees. trans-Verbenol is formed by hydroxylat...
An undescribed phyllocoumarin-3-O-α-L-rhamnopyranoside 8 together with catechin 1, catechin-3-O-α-L-rhamnopyranoside 2, catechin-[7,8-bc]-4β-(3,4-dihydroxyphenyl)-dihydro-2(3H)-pyranon 3, 5-O-trans-p-coumaroylquinic acid 4, trans-p-coumaric 5, catechin-[5,6-e]-4β-(3,4-dihydroxyphenyl)-dihydro-2(3H)-pyranon 6, catechin-[5,6-e]-4α-(3,4-dihydroxyphenyl)-dihydro-2(3H)- pyranon 7, phyllocoumarin 9 a...
تیره ی نعناع، بالغ بر6500 گونه ی گیاهی راشامل می شود،که در240 سرده قرارمی گیرند.این گیاهان همه جاروی،تنوعمورفولوژیکی زیادی رانشان می دهند.متابولیت های ثانویه ی مدل،درگیاهان تیره مونو،سزکویی،دی وتری ترپن ها،می باشد.سرده ی گزنه سا( lamium)،شامل تقریبا"40 موردگیاه یک ساله،علفی ویاپایامی باشدکه درسراسراروپا، آسیاوآفریقا،منتشرشده اند.درفلورترکیه،30گونه ی گیاهی،برای این سرده شناسایی ومعرفی شده است.از...
trans-fatty acids (tfa) are known as a risk factor for coronary artery diseases. trans-11 vaccenic acid [va; 18:1(n-9)], known as the major trans fatty acid in milk fat, is a positional and geometric isomer of oleic acid and a precursor of conjugated linoleic acid (cla) in human . this study was carried out in order to investigate the effect of cis and trans vaccenic acids on expression of intr...
α-SNAP has an essential role in membrane fusion that consists of bridging cis SNARE complexes to NSF. α-SNAP stimulates NSF, which releases itself, α-SNAP, and individual SNAREs that subsequently re-engage in the trans arrays indispensable for fusion. α-SNAP also binds monomeric syntaxin and NSF disengages the α-SNAP/syntaxin dimer. Here, we examine why recombinant α-SNAP blocks secretion in pe...
Teneraic acid (piperidine-2,6-dicarboxylic acid) is a naturally occurring imino acid that comprises three stereoisomers due to its two asymmetric centers at C2 and C6. The configuration of natural teneraic acid is reported to correspond to trans-(2S,6S). However, a few studies are focused on the stereospecific synthesis of trans-(2S,6S)-teneraic acid. The present study investigates a convenient...
Chemical investigations of L. stoechas subsp. luisieri and pedunculata essential oils were analyzed by GC-MS, the antimicrobial activity was performed against bacteria fungi isolated from food sources. The cytotoxicity oil in NHDF cells using MTT method. According to results, main compounds trans-α-necrodyl acetate (40.2%), lavandulyl (11%), trans-α-necrodol (10.4%), while fenchone (50.5%) camp...
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