نتایج جستجو برای: dv

تعداد نتایج: 3503  

Journal: :American journal of physiology. Heart and circulatory physiology 2010
Kaarin Mäkikallio Ganesh Acharya Tiina Erkinaro Tomi Kavasmaa Mervi Haapsamo James C Huhta Juha Räsänen

We investigated whether hypoxemia without acidemia affects ductus venosus (DV) blood velocity waveform pattern in sheep fetuses with intact placenta and whether worsening acidemia and impending fetal death are related to changes in DV velocimetry in fetuses with increased placental vascular resistance. A total of 34 fetuses were instrumented at 115-136/145 days of gestation. Placental embolizat...

Journal: :British Educational Research Journal 2023

Domestic violence (DV) in adult and young people's intimate partner relationships is a social public health problem across the globe. Education can play an important unique role addressing DV; however, it remains relatively under-investigated. The aim of this qualitative study set Northern Ireland, first its kind, was to explore views experiences DV education. Focus groups were conducted with 1...

Journal: :International journal of sports medicine 2013
T M Barbosa P G F Morouço S Jesus W G Feitosa M J Costa D A Marinho A J Silva N D Garrido

The aim of this study was to assess the relationship between the intra-cyclic variation of the horizontal velocity (dv) and the velocity of the 4 competitive swimming techniques in young swimmers. 45 young swimmers performed a set of maximal 4 × 25 m (freestyle, backstroke, breaststroke and butterfly stroke) swims with in water start. A speed-meter cable was attached to the swimmer's hip. The d...

Journal: :Circulation research 1980
H Suga K Sagawa L Demer

Instantaneous pressure (P) in the canine left ventricle is determined predominantly by the simultaneous volume (V) of the ventricular lumen; that is, the instantaneous P-V relation is reasonably well approximated by a regression line of isochronous pressures from different beats on the simultaneous volume values. Strictly speaking, however, the P-V data points from differently loaded contractio...

2017
Yan-Ling Hu Xiao-Shan Li Shu Xiong Qiang Ma Dan Liu Zhong-Quan Shi Jing Tang Xian-Cai Rao Fu-Quan Hu Guo-Li Li

To investigate the role of the transcription factor p53 in the course of the dengue virus (DV) infection. The human hepatocellular carcinoma cell strain HepG2 with a low expression level of p53 was built by using the retroviral-mediated RNA interference technology, and was detected by Western blot. The wild group and the interference group were respectively infected by the type 2 DV. The viral ...

Journal: :Journal of nuclear medicine : official publication, Society of Nuclear Medicine 2007
Valerie Treyer Johannes Streffer Matthias T Wyss Andrea Bettio Simon M Ametamey Uta Fischer Mark Schmidt Fabrizio Gasparini Christoph Hock Alfred Buck

UNLABELLED (11)C-ABP688 is a new PET ligand to assess the subtype 5 metabotropic glutamate receptor (mGlu(5)). The purpose of this study was to evaluate different methods for the analysis of human (11)C-ABP688 data acquired from 6 healthy, young volunteers. METHODS The methods were a 1-tissue-compartment model (K(1), k(2)''), a 2-tissue-compartment model (K1-k4), and the noncompartmental meth...

Journal: :Archives of general psychiatry 2005
Michael C Stallings Robin P Corley Briana Dennehey John K Hewitt Kenneth S Krauter Jeffrey M Lessem Susan K Mikulich-Gilbertson Soo Hyun Rhee Andrew Smolen Susan E Young Thomas J Crowley

BACKGROUND Among adolescents, externalizing problem behavior and substance use disorders are often comorbid. Familial influences, including shared genetic risk factors, may account for part of this comorbidity. Previously we reported 2 chromosomal regions (3q24-3q25 and 9q34) likely to contain genes that influence substance dependence vulnerability (DV) in adolescence. OBJECTIVES To identify ...

Journal: :Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology 2009
E Hernandez-Andrade F Crispi J A Benavides-Serralde W Plasencia H F Diesel E Eixarch R Acosta-Rojas F Figueras K Nicolaides E Gratacós

OBJECTIVES To evaluate the predictive value for perinatal death of the myocardial performance index (MPI) and aortic isthmus flow index (IFI), as isolated parameters and in a combined model including currently used Doppler indices, in preterm growth restricted (IUGR) fetuses. METHODS Umbilical artery, fetal middle cerebral artery (MCA) and ductus venosus (DV) pulsatility indices (PIs) were re...

2014
Leonard Ogbonna Ajah Chukwuemeka Anthony Iyoke Peter Onubiwe Nkwo Boniface Nwakoby Paul Ezeonu

BACKGROUND The perception and prevalence of domestic violence (DV) in rural areas is poorly understood; the result is that most efforts at eradicating this harmful practice are concentrated in urban areas. The objective of the study was to compare the burden and perception of DV among women living in rural and urban Igbo communities of southeast Nigeria. METHODS This was a comparative, cross-...

Journal: :Child abuse & neglect 2012
Theodore P Cross Ben Mathews Lil Tonmyr Debbie Scott Catherine Ouimet

OBJECTIVES This article reviews research, policy and programming in Australia, Canada and the US on the child welfare response to EDV. METHOD The review draws on searches of standard research databases, interviews with researchers and practitioners, and the authors' own research. RESULTS Although EDV is underreported, across studies 7% to 23% of youths in general population surveys experien...

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