نتایج جستجو برای: 123
تعداد نتایج: 18409 فیلتر نتایج به سال:
BACKGROUND Disturbances of autonomic function after infarction are associated with both total mortality and sudden death. Although many imaging techniques for assessing the cardiac autonomic nervous system have been studied, the clinical usefulness of these techniques remains uncertain. This exploratory pilot study examined the relationship between abnormalities of ventricular sympathetic inner...
Human papillomavirus (HPV) is the most prevalent sexually transmitted infection, affecting an estimated 11% of the world's population. The high-risk HPV types (HR HPV) account for approximately 5% of the global burden of cancer and thus cause high morbidity and mortality. Although it is known that persistent infection with HR HPV is the greatest risk factor for developing HPV-associated cancer,...
BACKGROUND AND PURPOSE Although previous brain imaging studies of Wilson disease (WD) focused on the dopaminergic system, correlational data on the integrity of the pre- and postsynaptic compartments are lacking. The present study was initiated to intra-individually determine the integrity of these compartments in patients with WD. METHODS A total of 46 patients with WD and 10 matched control...
ion operator, 48active code, 102adaptive market hypothesis, 123ADATE, 48ADFcrossover, 49recursion prevention, 49troubleshooting, 134agentevolutionary, 122image processing, 122social simulation, 123aggregate fitness function, 75–76analogue circuit evolution, 119ant colony optimisation (ACO), 74PEEL, 74ant programming, generalised (G...
Endothelin-1 (ET-1) has been proposed to contribute to the regulation of vascular tone in humans. BQ-123, an ET(A) receptor antagonist, has also been reported to increase forearm blood flow (FBF) in vivo; however, the efficacy of BQ-123 as an antagonist of ET-1 has not been evaluated in the forearm. The present study investigated the effects of BQ-123 on changes in FBF in response to ET-1 and n...
We transitioned laboratory-developed PCR assays for herpes simplex virus 1 (HSV-1), HSV-2, and varicella-zoster virus (VZV) to the BD Max system by using BD Max open system reagents. After optimization, the agreement with the reference PCR assay was 100% (123/123) for HSV-1, 96.7% (119/123) for HSV-2, and 100% (60/60) for VZV using retrospective clinical samples.
Of nine Bradyrhizobium japonicum serogroup 123 strains examined, 44% were found to be restricted for nodulation by cultivar Hill. Nodulation studies with soybean isoline BARC-2 confirmed that the soybean Rj4 allele restricts nodulation by the same serogroup 123 isolates. Immunological analyses indicated that B. japonicum strains in serogroups 123 and 31 share at least one surface somatic antigen.
Rhodamine 123 is a lipophilic cationic compound that is selectively taken up by cancer cell mitochondria. This compound is toxic to epithelial cancer cells in vitro and displays significant anticancer activity in vivo. However, the mechanism of action of rhodamine 123 in intact, actively metabolizing cell preparations is unknown. We have used 31P- and 13C-nuclear magnetic resonance spectroscopy...
Non-invasive imaging of amyloid-β in the brain, a hallmark of Alzheimer's disease, may support earlier and more accurate diagnosis of the disease. In this study, we assessed the novel single photon emission computed tomography tracer (123)I-ABC577 as a potential imaging biomarker for amyloid-β in the brain. The radio-iodinated imidazopyridine derivative (123)I-ABC577 was designed as a candidate...
OBJECTIVE The aim of this study is to establish the optimal regions of interest (ROIs) in anatomically normalized I-123 FP-CIT SPECT images for the quantification of dopamine transporter binding. METHODS The subjects comprised 16 normal controls and 14 Parkinsonian patients. All of the normal control subjects underwent I-123 FP-CIT SPECT and MRI. The SPECT device used in this study was a Tosh...
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