نتایج جستجو برای: key deletion
تعداد نتایج: 628265 فیلتر نتایج به سال:
The CipA scaffoldin protein plays a key role in the Clostridium thermocellum cellulosome. Previous studies have revealed that mutants deficient in binding or solubilizing cellulose also exhibit reduced expression of CipA. To confirm that CipA is, in fact, necessary for rapid solubilization of crystalline cellulose, the gene was deleted from the chromosome using targeted gene deletion technologi...
Background & Aims Iron has an increasingly recognized role in the regulation of adipose tissue function, including the expression of adipokines involved in the pathogenesis of nonalcoholic fatty liver disease. The cellular iron exporter, ferroportin, has been proposed as being a key determinant of adipocyte iron homeostasis. Methods We studied an adipocyte-specific ferroportin (Fpn1) knockout...
Adult tissue maintenance is often dependent on resident stem cells; however, the phenotypic and functional heterogeneity existing within this self-renewing population is poorly understood. Here, we define distinct subsets of undifferentiated spermatogonia (spermatogonial progenitor cells; SPCs) by differential response to hyperactivation of mTORC1, a key growth-promoting pathway. We find that c...
ژن nsun7 که putative methyltransferase nsun7 را کد می کند در حرکت اسپرم موش نقش دارد. این ژن در انسان روی کروموزوم 4 که 12 اگزون دارد، قرار دارد. هدف ما مطالعه ی جهش های احتمالی موجود در اگزون های4، 5، 6 و 7 این ژن در دو گروه بارور (نرمال) و نابارور (دارای حرکت ضعیف اسپرم) در انسان است. برای این تحقیق، نمونه های سمن از مراکز ivf (ناباروری فاطمه زهرا (س) و ناباروری امید بابل کلینیک) واقع در شهر ...
this article shows that persian fragments are derived via a'-movement of the remnant plus tp deletion. evidence like case-matching, binding effects, and scope and bound pronouns show that persian fragments result from the application of deletion rule. but prior to this application, fragments are extracted out of the ellipsis site and moved to the left periphery of the sentence. evidence li...
Mobile ad-hoc Network (MANET) is collection of mobile platforms that form a dynamic infrastructure communication network wherever required. Until recently, Mobile nodes formed a group communication, even for communication there is a problem of efficient and securely broadcast from sender to remote cooperative group occurs in many emerging applications. In Existing consider several distributed c...
4-hydroxyisoleucine (4-HIL) is a potential drug for diabetes and weight control. 4-HIL was produced by expressing ido gene in L-isoleucine (Ile)-producing Corynebacterium glutamicum. But L-lysine (Lys) also accumulated as the main by-product this recombinant strain SN02. To attenuate Lys synthesis, two genes synthetic pathway, i.e., ddh encoding diaminopimelic acid dehydrogenase lysE specific e...
The major clinical features of monosomy 1p36 deletion are developmental delay and hypotonia associated with short stature and craniofacial dysmorphisms. The objective of this study was to review the cases of 1p36 deletion that was reported between 1999 and 2014, in order to identify a possible correlation between the size of the 1p36-deleted segment and the clinical phenotype of the disease. Sc...
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