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(Reference retrieved automatically from SciELO through information on FAPESP grant and its corresponding number as mentioned in the publication by the authors.)

Noteworthy records of the ticks Ornithodoros rostratus and Amblyomma sculptum parasitizing Pteronura brasiliensis in the central-western region of Brazil, with pathogen investigation notes

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Darci Moraes Barros-Battesti ; Marcos Rogério André [2] ; Estevam Guilherme Lux Hoppe [3] ; Gustavo Seron Sanches [4] ; Ricardo Bassini-Silva ; Ana Claúdia Calchi [6] ; Lívia Oliveira Andrade [7] ; Patrícia Parreira Perin [8] ; Thiago Fernandes Martins ; Ana Carolina Castro-Santiago [10] ; Caroline Leuchtenberger ; Samara Almeida ; Nathalie Foerster ; Mariana Furtado [14] ; Fernando de Castro Jacinavicius [15]
Total Authors: 15
Document type: Journal article
Source: Revista Brasileira de Parasitologia Veterinária; v. 33, n. 1 2023-12-22.
Abstract

Abstract A male of Pteronura brasiliensis (Carnivora: Mustelidae) was found dead on the banks of the Rio Negro, in the Pantanal wetlands of Mato Grosso do Sul state, Aquidauana municipality. Two ticks found attached to its skin were morphologically identified as a second-instar nymph of Ornithodoros rostratus (Argasidae) and a male of Amblyomma sculptum (Ixodidae). In order to complement the morphological identification, these tick specimens were subjected to DNA extraction, and tested using PCR assays to confirm the molecular identity the specimens. Also, the tick DNA samples were tested and were negative in the PCR assays for all the pathogens tested. We also examined 30 batches, consisting of 174 individuals of O. rostratus deposited in the Acari Collection of the Butantan Institute, and we found material from four Brazilian states, including one batch containing 2 males and 2 females from Aquidauana, of Mato Grosso do Sul state, collected from the soil. This was therefore the first record of O. rostratus parasitizing P. brasiliensis and the first locality record (Aquidauana). Likewise, A. sculptum is commonly found in the Pantanal and is reported here for the second time parasitizing the giant otter, which is a host little studied regarding the ectoparasites. (AU)

FAPESP's process: 17/01416-7 - Chigger mites from Brazilian birds: morphological studies and investigation of the presence of pathogens
Grantee:Ricardo Bassini Silva
Support Opportunities: Scholarships in Brazil - Doctorate
FAPESP's process: 19/19853-0 - Chigger mites (Acari: Trombiculidae and Leeuwenhoekiidae) parasites of vertebrates: morphological studies and investigation of the presence of Rickettsia spp
Grantee:Fernando de Castro Jacinavicius
Support Opportunities: Regular Research Grants
FAPESP's process: 18/24667-8 - Catalogue of types of the family Trombiculidae sensu lato (Acari: Trombidiformes) deposited in the national Chigger collection of the USNM and use of LT-SEM technique for a better interpretation of the morphological characters
Grantee:Ricardo Bassini Silva
Support Opportunities: Scholarships abroad - Research Internship - Doctorate
FAPESP's process: 20/07826-5 - Diversity of piroplasmids in wild mammals and birds from Brazil
Grantee:Ana Cláudia Calchi
Support Opportunities: Scholarships in Brazil - Doctorate
FAPESP's process: 21/06758-9 - Characterization of tick cell lines and their use as a substrate for the growth, maintenance and protein expression profile of Anaplasma marginale
Grantee:Ana Carolina Castro Santiago
Support Opportunities: Scholarships in Brazil - Doctorate
FAPESP's process: 20/11755-6 - Taxonomy and microbiome of mites that parasitize bats in Brazil: study of the presence of pathogens and symbiotic commensal communities in these ectoparasites
Grantee:Ricardo Bassini Silva
Support Opportunities: Scholarships in Brazil - Post-Doctoral
FAPESP's process: 20/05987-1 - Dichotomic and pictorial taxonomic key for larvae of the genus Amblyomma (Parasitiformes: Ixodidae) that occur in Brazil, using optical and scanning electron microscopy for description and morphological redescription of the larval stage
Grantee:Thiago Fernandes Martins
Support Opportunities: Scholarships in Brazil - Young Researchers
FAPESP's process: 19/03167-0 - Dichotomic and pictorial taxonomic key for larvae of the genus Amblyomma (Parasitiformes: Ixodidae) that occur in Brazil, using optical and scanning electron microscopy for description and morphological redescription of the larval stage
Grantee:Thiago Fernandes Martins
Support Opportunities: Research Grants - Young Investigators Grants