نتایج جستجو برای: laboratory site
تعداد نتایج: 624379 فیلتر نتایج به سال:
this research was conducted in two protect and destroy region in the middle zagros, in illam province. in order to identification of ecological species group and evaluate density of regeneration, effect of many factors such as protection, vegetation, physiographic factors, physical and chemical properties of soil in study locations were studied. to achieve these purpose number of 54 plots using...
اهمیت بالای کلسیم ترانسپورترها و عدم وجود مطالعات وسیع بر روی خصوصیات پروتئینی آنها، منجر به انجام این تحقیق شد. حدود 3000 خصوصیات پروتیئنی از 349 کلسیم ترانسپوتر با استفاده از روش های بیوانفورماتیکی استخراج گردید و به وسیلهfeature selection، مدلینگ و آنالیزهای آماری برای مشخص کردن خصوصیات اسیدآمینه های ساختاری در عملکرد کلسیم ترانسپورترها بررسی شد. این نتایج اهمیت میزان اسیدآمینه های آبگریز را...
امروزه به دلیل اجرای پروژه های متعدد با هدف یافتن توالی ژن ها، میزان زیادی از داده های زیستی جمع آوری شده است. از این رو کاوش این گونه داده ها و کشف دانش مفید از درون آن ها اهمیت فراوانی پیدا کرده است. الگوریتم های داده کاوی کمک شایانی به پیش بینی در حوزه های مختلف زیست شناسی کرده اند، اما از میان آن ها الگوریتم هایی که به کشف دانش قابل تفسیر می انجامند دارای اهمیتی دو چندانی می باشند. این دانش...
Introduction: We propose Terby Crater as a potential landing site for the Mars Science Laboratory (MSL). Terby Crater is a large (D=164 km), Noachian-aged [1] crater located on the northern rim of Hellas (28S, 287W). Topographic, morphologic and stratigraphic evidence of Hellas suggests that the interior fill of Hellas was deposited in water [2], and that Hellas may have been the site of a basi...
BACKGROUND AND OBJECTIVES The purpose of this study was to evaluate the feasibility and validity of a dedicated da Vinci single-port platform in the porcine model in the performance of gynecologic surgery. METHODS This pilot study was conducted in 4 female pigs. All pigs had a general anesthetic and were placed in the supine and flank position. A 2-cm umbilical incision was made, through whic...
Vascular access-site complications remain a major cause of morbidity and mortality with cardiac catheterization and percutaneous intervention using the femoral approach. Complications may be divided into major and minor. Major complications include bleeding that requires transfusion, retroperitoneal hemorrhage and nonhemorrhagic complications such as pseudoaneurysm, arteriovenous fistula, arter...
This paper investigates distribution behaviour of the carcinogenic compound vinyl chloride (VC) under semi-natural conditions in a three-phase system (air, water, and aquifer material). A stainless steel column was fi lled with quaternary aquifer material (gritty sand) from a contaminated site (Bitterfeld, Germany). VCcontaminated water with a defi ned concentration was prepared and pumped in s...
Obtaining results for urgent microbiology specimens in an efficient manner is imperative to ensure that patients receive appropriate antibiotic therapy. A previous audit carried out in the Paediatric department of a central teaching hospital and a number of clinical incidents, highlighted a delay in transport of specimens (exceeding eight hours) and 'missing' specimens. This results in empirica...
We examine statistical and directional properties of the ambient noise in the 10-100 Hz frequency band from the NPAL array. Marginal probability densities are estimated as well as mean square levels, skewness and kurtoses in third octave bands. The kurotoses are markedly different from Gaussian except when only distant shipping is present. Extremal levels reached approximately 150 dB re 1 micro...
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