نتایج جستجو برای: healthy volunteer
تعداد نتایج: 286124 فیلتر نتایج به سال:
BACKGROUND Women with bulimia nervosa (BN) have disturbances of mood and behavior and alterations of monoamine activity when they are bingeing and purging. It is not known whether these alterations are secondary to pathological eating behavior or traits that could contribute to the pathogenesis of BN. METHODS To avoid the confounding effects of pathological eating behavior, we studied 30 wome...
PURPOSE To detect and investigate details in left ventricular (LV) motion patterns with a temporal resolution comparable to that of echocardiography. MATERIAL AND METHODS To assess global and regional myocardial motion in high temporal detail, respiratory-gated MR phase-contrast measurements with three-directional velocity encoding (venc) were performed in 12 healthy volunteers and two patien...
BACKGROUND/AIM THE West Nile virus (WNV) is a mosquito-borne flavivirus causing different forms of infection among humans, varying from asymptomatic illness to fetal central nervous system infection. Turkeylies within an endemic region for WNV. Transfusion of infected blood products is another well-documented major route of transmission. The aim of our study was to investigate the presence of W...
CONTEXT Chronic low back pain (LBP) has been reported with a high incidence in elite rowers. It results in less effective training, long interruptions in training, and a drop in performance. OBJECTIVE The authors hypothesized that exercise-induced LBP in rowers is caused by a chronic functional compartment syndrome (CFCS) of the multifidus muscle. DESIGN Controlled clinical trial. SETTING...
Age and motives for volunteering: testing hypotheses derived from socioemotional selectivity theory.
Following a meta-analysis of the relations between age and volunteer motives (career, understanding, enhancement, protective, making friends, social, and values), the authors tested hypotheses derived from socioemotional selectivity theory regarding the effects of age on these volunteer motives. The Volunteer Functions Inventory was completed by 523 volunteers from 2 affiliates of the Internati...
OBJECTIVES Tumor markers and biochemical parameters were investigated in patients suffering from colon cancer and in volunteer healthy persons. DESIGN AND METHODS Biochemical analyses of erythrocyte enzymes and serum values for series of established tumor markers were conducted for 40 patients diagnosed with colon cancer, before and after chemotherapy, and 29 healthy volunteers between 2008 a...
BACKGROUND 1.5 million Kenyans are living with HIV/AIDS as per 2015 estimates. Though there is a notable decline in new HIV infections, continued effort is still needed to develop an efficacious, accessible and affordable HIV vaccine. HIV vaccine clinical trials bear risks, hence a need to understand volunteer motivators for enrolment, retention and follow-up. Understanding the factors that mot...
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