Male animal human male 131 Animals 119 Humans 103 female 87 Female 83 nonhuman 76 controlled study 64 adult 57 animal experiment 56 article 55 Article 52 metabolism 48 genetics 46 Argentina 43 physiology 42 Chagas disease 35 Mice 34 mouse 34 pathology 34 Chagas Disease 33 animal model 30 priority journal 30 Triatoma infestans 29 parasitology 29 animal cell 28 Adult 25 Trypanosoma cruzi 25