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The process of interaction of bloodstream trypomastigotes of three different strains of Trypanosoma cruzi with heart mouse muscle cells in primary cultures, was analyzed. Differences were found in(More)
An ATP-diphosphohydrolase (EC 3.6.1.5) was identified in the tegumental fraction isolated from Schistosoma mansoni worms. Both ATP and ADP were hydrolyzed to AMP at similar rates by the enzyme. Other(More)
Leishmania (Leishmania) chagasi infection activates macrophages, which release several microbicidal agents, including peptidases, to eliminate the parasite. Leishmanicidal mediators released in large(More)
Formation of amyloid deposits from the Ile56Thr or Asp67His variants of human lysozyme is a hallmark of autosomal hereditary systemic amyloidosis. It has recently been shown that amyloid fibrils can(More)