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The cytolethal distending toxin (CDT) of Campylobacter jejuni was detectable, using an in vitro assay, in most but not all of 24 strains tested. The reason for the absence of toxin activity in these(More)
A protocol combining immobilized metal ion affinity chromatography and beta-elimination with concurrent Michael addition has been developed for enhanced analysis of protein phosphorylation.(More)
L-selectin regulates the recruitment of naive lymphocytes from the bloodstream to secondary lymphoid organs, mediating their initial capture and subsequent rolling along high endothelial cell(More)