987 resultados para 100-625B


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Development of new personal mobile and wireless devices for healthcare has become essential due to our aging population characterized by constant rise in chronic diseases that consequently require a complex treatment and close monitoring. Personal telehealth devices allow patients to adequately receive their appropriate treatment, followup with their doctors, and report any emergency without the need of the presence of any caregivers with them thus increasing their quality of life in a cost-effective fashion. This paper includes a brief overview of personal telehealth systems, a survey of 100 consecutive ED patients aged >65 years, and introduces "Limmex" a new GSM based technology packaged in a wristwatch. Limmex can by a push of a button initiate multiple emergency call and establish mobile communication between the patient and a preselected person, institution, or a search and rescue service. To the best of our knowledge, Limmex is the first of its kind worldwide.

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Farnesyltransferase Inhibitors (FTIs) are a class of drugs known to prevent the farnesylation and subsequent membrane attachment of a number of intracellular proteins. In various studies, the administration of FTIs has been found to play a role in the activation and development of T-cells in the immune system. FTIs have also been found to act as immunomodulators in delaying MHC-II mismatched skin allografts in mice. This study focuses on the effect of the FTI, ABT-100, on the differentiation and cytokine secretion of Th1 and Th2 helper T-cells in BALB/C mice to better understand which immune responses are targeted by FTIs. Splenocytes were isolated from BALB/C mice, skewed towards either a Th1 or a Th2 phenotype with the addition of cytokines, and treated with various concentrations of ABT-100. Splenocytes were also isolated and immediately cultured in the presence of ABT-100 to observe differentiation trends of helper T-cells. Cytokine production was measured using intracytoplasmic flow cytometry analysis. I found that ABT-100 treatment does not block Th1 or Th2 cell differentiation. Instead, ABT-100 treatment appears to affect cytokine production from effector T-cells. I found that ABT-100 causes a decrease in IFN-¿ production in mature Th1 cells yet does not affect IL-4 production in mature Th2 cells. This decrease in cytokine production as a result of ABT-100 treatments provides a potential mechanism for how ABT-100 works to delay MHC-II mismatched allograft rejection.