نتایج جستجو برای: 3744

تعداد نتایج: 107  

Journal: :Classical and Quantum Gravity 2022

Benefitting from the unequaled precision of pulsar timing technique, binary pulsars are important testbeds gravity theories, providing some tightest bounds on alternative theories gravity. One class well-motivated scalar-tensor gravity, predict large deviations general relativity for neutron stars through a nonperturbative phenomenon known as spontaneous scalarization. This effect, which cannot...

2017
Yuejun Tian Mei Hong Suoshi Jing Xingchen Liu Hanzhang Wang Xinping Wang Dharam Kaushik Ronald Rodriguez Zhiping Wang

Background. Although numerous studies have shown that plasma fibrinogen is linked to renal cell carcinoma (RCC) risk, the consistency and magnitude of the effect of plasma fibrinogen are unclear. The aim of the study was to explore the association between plasma fibrinogen and RCC prognosis. Methods. An electronic search of Embase, PubMed/MEDLINE, and the Cochrane databases was performed to ide...

Journal: :Remote Sensing 2014
Chenghai Yang John K. Westbrook Charles P.-C. Suh Daniel E. Martin W. Clint Hoffmann Yubin Lan Bradley K. Fritz John A. Goolsby

This paper describes the design and evaluation of an airborne multispectral imaging system based on two identical consumer-grade cameras for agricultural remote sensing. The cameras are equipped with a full-frame complementary metal oxide semiconductor (CMOS) sensor with 5616 × 3744 pixels. One camera captures normal color images, while the other is modified to obtain near-infrared (NIR) images...

1998
Julia E C W Verne Roger Aubrey Sharon B Love Ian C Talbot John M A Northover

Objectives: To compare the feasibility of mass screening by flexible sigmoidoscopy with screening by faecal occult blood testing (Haemoccult) and both tests combined. Design: Patients were randomised to screening by flexible sigmoidoscopy, faecal blood testing, or both tests. The flexible sigmoidoscopy examinations were performed by a general practitioner. Setting: General practice. Subjects: 3...

2012
Julie Genereaux Stephanie Kvas Dominik Dobransky Jim Karagiannis Gregory B. Gloor Christopher J. Brandl

Tra1 is a 3744-residue component of the Saccharomyces cerevisiae SAGA, NuA4, and ASTRA complexes. Tra1 contains essential C-terminal PI3K and FATC domains, but unlike other PIKK (phosphoinositide three-kinase-related kinase) family members, lacks kinase activity. To analyze functions of the FATC domain, we selected for suppressors of tra1-F3744A, an allele that results in slow growth under nume...

Journal: :Journal of physical activity & health 2011
Catrine Tudor-Locke William D Johnson Peter T Katzmarzyk

BACKGROUND We examined the effects of wear time on a population profile of time-stamped accelerometer outputs using the 2005-2006 National Health and Nutrition Examination Survey (NHANES) data representing 3744 adults ≥ 20 years of age. METHODS Outputs included activity counts, steps, and time variables: nonwear (macro-determined), sedentary behavior (<100 activity counts/minute), and time in...

Journal: :The Plant journal : for cell and molecular biology 2012
Dorian Fabian Urbański Anna Małolepszy Jens Stougaard Stig Uggerhøj Andersen

Use of insertion mutants facilitates functional analysis of genes, but it has been difficult to identify a suitable mutagen and to establish large populations for reverse genetics in most plant species. The main challenge is developing efficient high-throughput procedures for both mutagenesis and identification of insertion sites. To date, only floral-dip T-DNA transformation of Arabidopsis has...

2008
Lawrence Rudnick

We have developed a method for recovering polarization structures from the NRAO Very Large Array Sky Survey (NVSS) on larger angular scales than the nominal 15 arc minute survey limit. The technique depends on the existence of smaller scale fluctuations in polarization angle, to which the interferometer is sensitive, while the undetected total intensity of the structures can be arbitrarily larg...

2017
Heidrun Pickenbrock Vera U Ludwig Antonia Zapf

BACKGROUND Decubitus ulcers are associated with a burden for the patients and cause enormous costs. One of the reasons for the development of decubitus is prolonged exposure to pressure. The aim of this pilot study was to examine the pressure distribution of healthy individuals either positioned in Positioning in Neutral (LiN) or conventional positioning (CON). METHODS Four healthy participan...

2012
Mark A. Kroenke Danelle Eto Michela Locci Michael Cho Terence Davidson Elias K. Haddad Shane Crotty

Follicular helper CD4 T (Tfh) cells provide B cells with signals that are important for the generation of high-affinity Abs and immunological memory and, therefore, are critical for the protective immunity elicited by most human vaccines. Transcriptional regulators of human Tfh cell differentiation are poorly understood. In this article, we demonstrate that Bcl6 controls specific gene modules f...

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