proteinase inhibitor Humans 14 human 12 nonhuman 10 Animals 8 priority journal 8 review 8 unclassified drug 8 Protease Inhibitors 6 Trypanosoma cruzi 6 article 6 clinical trial 6 drug structure 6 drug targeting 6 metabolism 6 protein expression 6 Animal 4 Chagas Disease 4 Chagas disease 4 Cysteine Endopeptidases 4 Enzyme Inhibitors 4 HIV Protease Inhibitors 4 Human immunodeficiency virus 4 Human immunodeficiency virus 1 4 Human immunodeficiency virus infection 4 Inflammation 4 Mice 4 Support, Non-U.S. Gov't 4 animal 4 cell line 4