نتایج جستجو برای: ساختار ps
تعداد نتایج: 84031 فیلتر نتایج به سال:
There is considerable evidence to support the hypothesis of relationship between paradoxical sleep (PS) and learning–memory processing. It has been suggested that PS is important in memory retention at the specific time course called PS windows (PSW). The time of PSWs occurrence and duration of these PSWs following the training sessions and, the neurochemical nature of PSWs has not been well kn...
BACKGROUND Although hereditary protein S (PS) deficiency is clearly associated with venous thromboembolism (VTE), the importance of low PS concentrations as a risk factor for VTE in other patients is still a matter of debate. To clarify this issue, we designed a case-control study to evaluate the role of different molecular forms of plasma PS. METHODS We quantified plasma cleaved, total, and ...
introduction: we have recently reported the presence of two potassium currents with 598 and 368 ps conductance in the rough endoplasmic reticulum (rer) membrane. the 598 ps channel was voltage dependent and atp sensitive. however, the 368 ps channel was rarely observed and its identity remained obscure. since cationic channels in intracellular organelles such as mitochondria and rer play import...
results the results showed that the pcp degradation increased with an increase in zvi dosage from 0.056 to 1.4 g/l, an increase in persulfate concentration from 2.5 to 15.0 mm/l, and an increase in zvi to ps molar ratio from 0.1 to 2.5. the optimal initial ph for pcp removal was 5.0 and the maximum removal efficiency of 70% was achieved within 120 minutes. moreover, the zvi catalyst was reused ...
Introduction: we have recently reported the presence of two potassium currents with 598 and 368 pS conductance in the rough endoplasmic reticulum (RER) membrane. The 598 pS channel was voltage dependent and ATP sensitive. However, the 368 pS channel was rarely observed and its identity remained obscure. Since cationic channels in intracellular organelles such as mitochondria and RER play imp...
ساخت، مشخص ه یابی و آشکارسازی نوری لایه نازک و نانوساختارهای یک بعدی (نانومیله و نانوالیاف ) اهداف این تحقیق اند . ریخت شناسی، خواص بلوری و نورتابی ساختارها ی رشد یافته در (zno) اکسیدروی و طیف سنج (xrd) x پراش پرتو ،(sem) هر مرحله با ابزارهای میکروسکوپ الکترون ی روبشی nm 525 ~ و میانگین قطر دانه nm به ضخامت zno فلوئورسانس بررسی شده اند . لایه نازک چند بلوری رشد یافته است . حساسیت، سرعت پاسخ...
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