نتایج جستجو برای: روش pmg
تعداد نتایج: 369914 فیلتر نتایج به سال:
The Drosophila CNS midline glia (MG) are multifunctional cells that ensheath and provide trophic support to commissural axons, and direct embryonic development by employing a variety of signaling molecules. These glia consist of two functionally distinct populations: the anterior MG (AMG) and posterior MG (PMG). Only the AMG ensheath axon commissures, whereas the function of the non-ensheathing...
BACKGROUND Diagnosing blunt cardiac injury (BCI) can be difficult. Many patients with mechanism for BCI are admitted to the critical care setting based on associated injuries; however, debate surrounds those patients who are hemodynamically stable and do not otherwise require a higher level of care. To allow safe discharge home or admission to a nonmonitored setting, BCI should be definitively ...
امروزه از بهره وری به عنوان موتور محرک رشد اقتصادی نام می برند؛ امّا ارتقای بهره وری خود در گرو تقویت اقتصاد دانش بنیان است. این مقاله با به کارگیری روش اقتصاد سنجی پانل دیتا در نمونه ایی متشکل از ایران و برخی کشورهای توسعه یافته، نوظهور و در حال توسعه در دوره زمانی 1995−2012 به دنبال مطالعه موارد ذیل است: بررسی و مقایسه وضعیت اقتصاد دانش بنیان در کشورهای منتخب؛ بررسی اثر اقتصاد دانش بنیان بر به...
We have used suspension-cultured parsley cells (Petroselinum crispum) and an oligopeptide elicitor derived from a surface glycoprotein of the phytopathogenic fungus Phytophthora megasperma f.sp. glycinea to study the signaling pathway from elicitor recognition to defense gene activation. Immediately after specific binding ofthe elicitor by a receptor in the plasma membrane, large and transient ...
When auxin was omitted during either the preparation or the culture of tobacco mesophyll protoplasts, as well as during both periods, synthesis of beta-glucanase was spontaneously induced. In contrast, when protoplasts were prepared and cultured in the presence of 16 micromolar 1-naphthaleneacetic acid (optimal concentration for protoplast division), the expression of beta-glucanase was maintai...
This paper presents the development of a framework used to optimize and experimentally validate a novel axial flux direct-drive (DD) permanent magnet generator (PMG) for the offshore wind turbine market. This technology aims to offer significant levelized cost of energy (LCoE) reductions via capital expenditure and operating expense (CAPEX and OPEX) savings – a key objective for the offshore in...
Phytophthora megasperma Drechs. f. sp. glycinea Kuan & Erwin (PMG) cell wall glucan has been extensively characterized as an elicitor of the pterocarpan phytoalexins, the glyceollins in soybean (Glycine max L.). Just recently, this glucan was shown to be a potent elicitor of conjugates of the isoflavones, daidzein and genistein as well. Here we report that PMG wall glucan also induces a rapid a...
In most organisms, germ cells are formed distant from the somatic part of the gonad and thus have to migrate along and through a variety of tissues to reach the gonad. Transepithelial migration through the posterior midgut (PMG) is the first active step during Drosophila germ cell migration. Here we report the identification of a novel G protein-coupled receptor (GPCR), Tre1, that is essential ...
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