نتایج جستجو برای: pqs
تعداد نتایج: 253 فیلتر نتایج به سال:
بیماری لکه قهوهای قارچ خوراکی تکمهای سفید (Agaricus bisporus) در سالهای اخیر به عنوان یک بیماری شایع در سالنهای پرورش قارچ ایران، ایجاد مشکل نموده است. علائم بیماری به صورت، لکههای کوچک قهوهای، سوختگی قهوهای و کلاهکهای پوسیده که حالت لزج و چسبناکی دارند مشاهده میشود. باکتری Pseudomonas tolaasii به عنوان عامل اصلی ایجاد لکه قهوهای مطرح میباشد. اما در منابع همیشه بیش ...
The influence of neutrino trapping (NT) on the early cooling evolution of hot proto quark stars (PQS) with initial temperatures in the range T ∼ 40 MeV is studied. Within a simplified model for the neutrino transport it is shown that the time for reaching neutrino opacity temperature of Topac ∼ 1 MeV is about 10 sec. This is an order of magnitude larger than without NT and of the same order as ...
MOTIVATION Several methods have recently been developed to analyse large-scale sets of physical interactions between proteins in terms of physical contacts between the constituent domains, often with a view to predicting new pairwise interactions. Our aim is to combine genomic interaction data, in which domain-domain contacts are not explicitly reported, with the domain-level structure of indiv...
The influence of neutrino trapping (NT) on the early cooling evolution of hot proto quark stars (PQS) with initial temperatures in the range T ∼ 40 MeV is studied. Within a simplified model for the neutrino transport it is shown that the time for reaching neutrino opacity temperature of Topac ∼ 1 MeV is about 10 sec. This is an order of magnitude larger than without NT and of the same order as ...
A new strategy for treating Pseudomonas aeruginosa infections could be disrupting the Pseudomonas Quinolone Signal (PQS) quorum sensing (QS) system. The goal is to impair communication among the cells and, hence, reduce the expression of virulence factors and the formation of biofilms. PqsD is an essential enzyme for the synthesis of PQS and shares some features with chalcone synthase (CHS2), a...
Growth-dependent cell-cell communication termed quorum sensing is a key regulatory system in bacteria for controlling gene expression including virulence factors. In this study five potential bacterial pathogens including Bacillus sp. W2.2, Klebsiella sp. W4.2, Pseudomonas sp. W3 and W3.1 and Serratia sp. W2.3 were isolated from diseased Tilapia fish in Malaysia, supplied by the leading global ...
BACKGROUND Diet is a modifiable factor that may affect sleep, but the associations of macronutrient intakes with insomnia are inconsistent. We investigated the associations of protein, fat, and carbohydrate intakes with insomnia symptoms. METHODS In this cross-sectional analysis of 4435 non-shift workers, macronutrient intakes were assessed by the brief-type self-administered diet history que...
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