Sylvatic focus of American Trypanosomiasis in the State of Morelos, Mexico

 

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Autors: Villegas-García, Juan Carlos, Santillán-Alarcón, Salvador
Format: artículo original
Estat:Versión publicada
Data de publicació:2001
Descripció:Wild vectors and reservoir hosts of Trypanosoma cruzi were surveyed from February 1993 to June1994 in Ticumán (18°46’N, 99°07’W), Mexico (Deciduous Tropical Forest). Direct faeces examination showedthat 87% of Triatoma pallidipennis hosted the parasite; T. cruzi forms were present in cultures inoculated withfaeces of fifty 67% triatomine bugs and thirty CD-1 strain mice (10 d old) inoculated (peritoneum) with faeces ofpositive insects T. cruzi amastigotes were found in heart 67%, kidneys 47%, liver 80%, lungs 50%, oesophagus60%, skin 23%, spleen 73% and stomach 60%. T. cruzi was isolated by direct blood examination from seven 21%chiropterans and five 38% rodents and T. cruzi forms were present in cultures inoculated with blood of twentythree68% chiropterans and seven 54% rodents and T. cruzi amastigotes were seen in the kidneys of one 3%chiropterans and four 31% rodents and only in one Pteronotus parnellii mexicanus, organisms were seen in skin2%. There was no association between organs and T. cruzi infection (p > 0.05).
Pais:Portal de Revistas UCR
Institution:Universidad de Costa Rica
Repositorio:Portal de Revistas UCR
Idioma:Inglés
OAI Identifier:oai:portal.ucr.ac.cr:article/18120
Accés en línia:https://revistas.ucr.ac.cr/index.php/rbt/article/view/18120
Paraula clau:trypanosoma cruzi
wild mammals
triatoma pallidipennis
Mexico