نتایج جستجو برای: گرانش ft
تعداد نتایج: 19984 فیلتر نتایج به سال:
Let (Ω,F , P ) be a complete probability space with an increasing filtration {Ft, t ≥ 0} of complete with respect to (F , P ) σ-fields Ft ⊂ F . Denote by P the predictable σ-field in Ω × (0,∞) associated with {Ft} and let τ be a stopping time with respect to {Ft, t ≥ 0}. Let w k t , k = 1, 2, ..., be independent one-dimensional Wiener processes with respect to {Ft}. Let D be the space of genera...
The Dhn5 gene is the major cold-inducible dehydrin gene in barley. This study deals with the relationship between Dhn5 gene expression and its protein product accumulation, and the development of frost tolerance (FT) upon cold acclimation (CA) in 10 barley cultivars of different growth habits and geographical origins. The activation of Dhn5 gene expression was determined by quantitative reverse...
We compared the effects of extinction (EXT) and fixed-time (FT) schedules as treatment for severe problem behavior displayed by 3 individuals with developmental disabilities. First, functional analyses identified the reinforcers maintaining aberrant behavior for all 3 individuals. Next, EXT and FT schedules were compared using a multielement design. During EXT, the reinforcer maintaining proble...
Consider a continuous time, finite state Markov chain X = {Xt, t ∈ [0, T ]}. We identify the states of this process with the unit vectors ei in R N , where N is the number of states of the chain. We consider stochastic processes defined on the filtered probability space (Ω, F , {Ft}, P), where {Ft} is the completed natural filtration generated by the σ-fields Ft = σ({Xu, u ≤ t}, F ∈ FT : P(F ) ...
Screening of enzymatic synthesis and expression of Lewis determinants in human colorectal carcinoma.
BACKGROUND Although colorectal carcinogenesis has been intensively studied, the published investigations do not provide a consistent description of how different carbohydrate determinants of colorectal epithelium are modified in colorectal cancer (CRC). OBJECTIVE This study is an attempt to characterize the terminal fucosylation steps responsible for the synthesis of mono- Le(a)/Le(x)- and di...
روشھای گوناگونی برای بیان گرانش کوانتومی وجود دارد. یکی از این نظریه ها گرانش کوانتومی حلقه ای است که (بدون هیچ فرض اضافه ای) از کوانتومی کردن کنش اینشتین-هیلبرت به دست می آید. در این نظریه که با پیشنھاد متغیرھای جدید اشتکار شکل گرفته است، بیشتر به گرانش خالص پرداخته شده و علی رغم تلاشھای بسیار، ھنوز فرمول بندی بی نقصی برای افزودن ماده به آن به دست نیامده است. لذا این تحقیق در پی آن بوده ا...
This study in Turkey evaluated the impact of age-based mandatory single-embryo transfer (SET) legislation with the subsequent increase in frozen-thawed embryo transfer (FT-EU) on pregnancy outcome of in vitro fertilization (IVF) patients. SET, FT-FT and double-embryo transfer were used in 5632 patients after legislation, while traditional IVF and FT-FT approach was used in 6029 patients before ...
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