China Science

Abstract In biology, specific cell adhesion is mediated by receptor-ligandinteractions. Consequently, its strength correlates with the strength of single receptor-ligandbonds that can be measured with a variety of techniques. However, whether single receptor-ligandbonds are truly present in an experiment is often a concern. In this paper, we present a Monte Carlosimulation of the adhesion between a microvillus-bearing cell and a ligand-coated substrate. (more…)

O’Hara, Reginald B.; Baer, Janine T.; Laubach, Lloyd L

Abstract A walking program in an urban, African-American church community was successful in lowering resting blood pressure values. This article details the design and effectivenes of the program, which focused on specific features of the group and
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Abstract An excellent physician must be aware of the countless issues that affect eachpatient”s health. Many medical education programs expose students to a broad spectrum of disparateknowledge and hope they will integrate all the pieces into a coherent whole. The authors describe anexplicit approach to integration used at Harvard Medical School since 2003 that aims to enhancestudents” learning in medical school and throughout their medical careers: the Mentored ClinicalCasebook Project (MCCP). (more…)