نتایج جستجو برای: ft

تعداد نتایج: 19380  

Journal: :Analytical chemistry 2002
Brandye M Smith Stefan Franzen

The application of single-pass attenuated total reflection Fourier transform infrared (ATR-FT-IR) microscopy was investigated for secondary structure analysis of 15 representative proteins in H2O solution. This is the first reported application of single-pass ATR-FT-IR for protein analysis; thus, the method was validated using transmission FT-IR and multipass ATR-FT-IR as referee methods. The s...

Journal: :Turkish neurosurgery 2011
Serdar Kaya Nalan Damla Yilmaz Serhat Pusat Cahit Kural Alpaslan Kirik Yusuf Izci

AIM Foramina transversaria (FT) are located on the transverse processes of cervical vertebrae. These foramina are known to exhibit variations with regard to size, shape and may even be absent or duplicated. The aims of this study are to investigate the shape, size and variations of FT in an ancient population and to point out the importance of double FT in the human anatomy. MAT...

Journal: :Journal of applied behavior analysis 2011
John C Borrero Jamie A Bartels-Meints Jolene R Sy Monica T Francisco

We evaluated the effects of fixed-interval (FI), fixed-time (FT), and conjoint (combined) FI FT reinforcement schedules on the responding of 3 adults who had been diagnosed with schizophrenia. Responding on vocational tasks decreased for 2 of 3 participants under FT alone relative to FI alone. Responding under FI FT resulted in response persistence for 2 of 3 participants. Results have implicat...

2009
N. V. KRYLOV

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...

Journal: :Journal of plant physiology 2008
Klára Kosová Ludmila Holková Ilja Tom Prásil Pavla Prásilová Marta Bradácová Pavel Vítámvás Vera Capková

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...

Journal: :Journal of applied behavior analysis 1998
T R Vollmer P R Progar J S Lalli C M Van Camp B J Sierp C S Wright J Nastasi K J Eisenschink

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...

2008
Samuel N. Cohen Robert J. Elliott

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 ) ...

Journal: :Revista espanola de enfermedades digestivas : organo oficial de la Sociedad Espanola de Patologia Digestiva 2015
Almudena Fernández-Briera Elisa Cuevas Emilio Gil-Martín

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...

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