Gabriel Carvalho de Macedo, Samanta Cristina das Chagas Xavier, Heitor Miraglia Herrera, Luiz Ricardo Gonçalves, Wanessa Texeira Gomes Barreto, Wesley Arruda Gimenes Nantes, Filipe Martins Santos, Jenyfer Valesca Monteiro Chulli, Andreza Castro Rucco, Ana Maria Jansen, William de Oliveira Assis, Marina Silva Rodrigues, Carina Elisei de Oliveira, Grasiela Edith de Oliveira Porfírio, Univ Catolica Dom Bosco, Universidade Federal de Mato Grosso do Sul (UFMS), Universidade Estadual Paulista (Unesp), Fundacao Oswaldo Cruz, and Univ Fed deMato Grosso Sul
Made available in DSpace on 2021-06-25T11:23:43Z (GMT). No. of bitstreams: 0 Previous issue date: 2020-10-20 Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES) Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq) Fundacao de Amparo a Pesquisa do Estado deMato Grosso do Sul Urbanization results in loss of natural habitats and, consequently, reduction of richness and abundance of specialist to the detriment of generalist species. We hypothesized that a greater richness of trypanosomatid inDidelphis albiventriswould be found in fragments of urban forests in Campo Grande, Mato Grosso do Sul, Brazil, that presented a larger richness of small mammals. We used parasitological, molecular, and serological methods to detectTrypanosomaspp. infection inD. albiventris(n = 43) from forest fragments. PCR was performed with primers specific for 18S rDNA, 24S alpha rDNA, mini-chromosome satellites, and mini-exon genes. IFAT was used to detect anti-Trypanosoma cruziIgG. All hemoculture was negative. We detected trypanosomatid DNA in blood of 35% of opossum. Two opossums were seropositive forT. cruzi. The trypanosomatid species number infectingD. albiventriswas higher in the areas with greater abundance, rather than richness of small mammals. We foundD. albiventrisparasitized byT. cruziin single and co-infections withLeishmaniaspp., recently described molecular operational taxonomic unit (MOTU) named DID, andTrypanosoma lainsoni. We concluded that (i) trypanosome richness may be determined by small mammal abundance, (ii)D. albiventrisconfirmed to be bio-accumulators of trypanosomatids, and (iii)T. lainsonidemonstrated a higher host range than described up to the present. Univ Catolica Dom Bosco, Posgrad Ciencias Ambientais & Sustentabilidade Ag, Av Tamandare 6000, BR-79117900 Campo Grande, MS, Brazil Univ Fed Mato Grosso do Sul, Posgrad Ecol & Conservacao, Campo Grande, MS, Brazil Univ Estadual Paulista, Fac Ciencias Agr & Vet, Sao Paulo, Brazil Fundacao Oswaldo Cruz, Inst Oswaldo Cruz, Lab Biol Tripanosomatideos, Rio De Janeiro, RJ, Brazil Univ Catolica Dom Bosco, Posgrad Biotecnol, Campo Grande, MS, Brazil Univ Fed deMato Grosso Sul, Posgrad Recursos Nat, Campo Grande, MS, Brazil Univ Estadual Paulista, Fac Ciencias Agr & Vet, Sao Paulo, Brazil CAPES: 88887.149231/2017-00 CNPq: 308768/2017-5 CAPES: 001 CAPES: 88887.369261/2019-00 Fundacao de Amparo a Pesquisa do Estado deMato Grosso do Sul: FUNDECT 03/2016 PPSUS-MS 59/300.069/2017