Molecular detection of trypanosomatids in neotropical primates in the state of Mato Grosso, Midwest, Brazil

Author:

Cândido Stéfhano Luís1,Pavelegini Lucas Avelino Dandolini1,Pacheco Thábata dos Anjos1,Pacheco Richard de Campos1ORCID,Silva Victória Luiza de Barros1,Morgado Thais Oliveira1,Colodel Edson Moleta1,Nakazato Luciano1,Almeida Arleana do Bom Parto Ferreira de1,Dutra Valéria1

Affiliation:

1. Universidade Federal de Mato Grosso, Brasil

Abstract

Abstract Trypanosomatids are uniflagellate protozoa belonging to the Trypanosomatidae family. The genera Trypanosoma and Leishmania are of paramount importance as they contain species that cause serious diseases, such as Chagas disease and Leishmaniasis, respectively. The objective of the present study was to identify trypanosomatids present in the whole blood of free-living and captive neotropical primates in Mato Grosso State, Midwest Brazil. Between 2017 and 2019, 38 blood samples were collected from seven different neotropical primate species in seven cities in the state. Through molecular techniques, including polymerase chain reaction (PCR) to amplify a fragment of the kinetoplast DNA (kDNA) and 18S ribosomal RNA (18S rRNA) gene, sequencing, and phylogenetic analysis, nine Leishmania spp. [seven L. infantum and two L. (Leishmania) amazonensis] and two Trypanosoma spp. (T. minasense and T. rangeli) were identified. This study contributes to understanding the occurrence and epidemiology of trypanosomatids in Mato Grosso State and the importance of neotropical primates as trypanosome hosts and possible infection sources for other animals and humans. Future identification of other blood pathogens in neotropical primates will assist in disease control and prevention strategies.

Publisher

FapUNIFESP (SciELO)

Subject

General Veterinary,Parasitology

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