نتایج جستجو برای: ژن glmm
تعداد نتایج: 16149 فیلتر نتایج به سال:
هلیکوباکتر پیلوری عامل اولیه ی گاستریت، زخم معده، زخم دئودنوم و سرطان معده می باشد. روش های مختلفی برای تشخیص عفونت helicobacter pylori وجود دارد که به دو دسته مهاجم و غیر مهاجم تقسیم می شوند. روش های غیر مهاجم شامل جستجوی آنتی بادی های سرمی، آنتی ژن مدفوعی، pcr مدفوعی و تست تنفسی اوره آز می باشند. هر یک از این تست ها دارای مزایا و معایبی هستند؛ اما روش هایی که دارای اختصاصیت بالا هستند به ویژه...
سابقه و هدف: هلیکوباکتر پیلوری از باکتری های مهم بیماریزا و یکی از عوامل ایجاد سرطان معده در دنیا محسوب می شود. بیماریزایی این باکتری را به طور عمده به جزایر پاتوژنیک موجود در ژن های این باکتری نسبت می دهند که شناخته شده ترین ژن ها در این جزایر، ژن های caga و cage می باشند. هدف این مطالعه، تعیین ارتباط این جزایر پاتوژنیک با علائم کلینیکی در میان بیماران ایرانی بوده است. مواد و روشها: شناسایی هل...
A search for a potential algC homologue within the Pseudomonas aeruginosa PAO1 genome database has revealed an open reading frame (ORF) of unknown function, ORF540 in contig 54 (July 1999 Pseudomonas genome release), that theoretically coded for a 445-amino-acid-residue polypeptide (I. M. Tavares, J. H. Leitão, A. M. Fialho, and I. Sá-Correia, Res. Microbiol. 150:105-116, 1999). The product of ...
1 In this paper, the necessity for treating intra-household correlation is investigated by analyzing 2 two travel behavior indices, i.e. travel time and travel distance, for three important travel motives 3 (commuting, shopping, and leisure). Data stemming from the 2010 Belgian National Household 4 Travel Survey are used in the analysis. Two model approaches that accommodate for intra5 househol...
The problem of simultaneous covariate selection and parameter inference for spatial regression models is considered. Previous research has shown that failure to take spatial correlation into account can influence the outcome of standard model selection methods. Often, these standard criteria suggest models that are too complex in an effort to compensate for spatial correlation ignored in the se...
Rainfall is one of the climatic elements in tropics which very influential agriculture, especially determining growing season. Thus, proper rainfall modeling needed to help determine best time start cultivating soil. can be done using Statistical Downscaling (SDS) method. SDS a statistical model field climatology analyze relationship between large-scale and small-scale climate data. This study ...
AIM The aim was to detect the glmM gene of Helicobacter pylori (H. pylori) in cow's milk from different dairy farms in Khartoum State using Nested polymerase chain reaction (PCR). MATERIALS AND METHODS A total of 50 milk samples were collected from different dairy farms in Khartoum State (13 from Khartoum, 24 Khartoum North, and 13 from Omdurman Provinces). RESULTS The generated results sho...
Topic variance has a greater effect on performances than system variance but it cannot be controlled by system developers who can only try to cope with it. On the other hand, system variance is important on its own, since it is what system developers may affect directly by changing system components and it determines the differences among systems. In this paper, we face the problem of studying ...
The effect of the pre-weaning housing system on play behaviour before weaning and agonistic behaviour after weaning and during the fattening period was investigated in 32 litters of domestic pigs. Three preweaning housing systems were compared: poor crate (standard farrowing crate without straw), enriched crate (crate with straw, 20% larger), and, as a control, a farrowing pen (pen with straw, ...
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