background: until now, the comparison of the rk39 strip test (rkt) and direct ag-glutination test (dat) for detection of visceral leishmaniasis (vl) is exclusively based on either positive or negative qualification of the reaction outcome. objective: in this study, we compared the diagnostic performance of rkt and dat for vl both qualitatively and semi-quantitatively. methods: for comparison ba...

1. In certain cases the rate of digestion of proteins by pepsin is not proportional to the total concentration of pepsin. 2. It is suggested that this is due to the fact that the enzyme in solution is in equilibrium with another substance (called peptone for convenience) and that the equilibrium is quantitatively expressed by the law of mass action, according to the following equation. See PDF ...

BACKGROUND China has been scaling up its national AIDS programs since 2004. We tested a hypothesis that incrementally setting realistic quantitative targets for key indicators and monitoring performance would facilitate AIDS policy implementation in China. METHODS Core indicators monitoring the national AIDS program were developed, modified and used from 2007 through 2009. Targets of core ind...

Background: Neurologic literature on therapeutic effect of subcutaneous corticosteroids in patients with migrainous chronic daily headache is scarce. The aim of this research is to assess the therapeutic effects of this management in such patients.Methods: Consecutive patients with migrainous chronic daily headache enrolled a prospective before-after therapeutic study during 2010-2013. Methylpr...

Several studies examined the relationship between STAT3 rs1053004 polymorphism and the risk of some human cancers, but the findings remains inconclusive. To evaluate the impact of STAT3 rs1053004 on cancer risk, we conducted a meta-analysis of all available studies including 4,605 cancer cases and 5,248 controls. Eligible studies were identified by searching PubMed, Web of Sci...

inflammatory responses and innate immunologic reactions play an important role in the respiratory system. ex vivo lung perfusion (evlp) is considered a novel method in the evaluation and reconditioning of donor lungs prior to transplantation. however, evlp’s effect on inflammatory and metabolic markers of human lung tissue is unknown. this study investigated how the performance of evlp on brain...

The authors report and comment on student reactions to a clinical example of moral choice in the microallocation of scarce resources. Four patients require dialysis simultaneously, but only one kidney machine is available. What moral, as opposed to clinical, criteria are available to determine who should have priority?