João Aristeu da Rosa
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View article: Reproductive barriers confirm absence of hybrid speciation and introgression in the Rhodnius pictipes and R. pallescens groups (Hemiptera, Triatominae)
Reproductive barriers confirm absence of hybrid speciation and introgression in the Rhodnius pictipes and R. pallescens groups (Hemiptera, Triatominae) Open
The diversification of Rhodnius species has been primarily attributed to vicariance events. Phylogenomic studies have proposed various evolutionary hypotheses - such as incomplete lineage sorting, hybrid speciation, and introgression - to …
View article: More than half a century of evolutionary studies in Rhodnius prolixus Stål, 1859 (Hemiptera, Triatominae): revisiting and discussing old and new data on intra- and interspecific reproductive barriers
More than half a century of evolutionary studies in Rhodnius prolixus Stål, 1859 (Hemiptera, Triatominae): revisiting and discussing old and new data on intra- and interspecific reproductive barriers Open
Rhodnius represents a paraphyletic group, being R. prolixus one of the most important domestic vectors of the Chagas disease. Several phenotypic identification problems, as well as divergences between classical and molecular taxonomy, have…
View article: Spatiotemporal dynamics of triatomines (Hemiptera: Triatominae), vectors of Chagas disease in Sergipe, Brazil (2005-2023)
Spatiotemporal dynamics of triatomines (Hemiptera: Triatominae), vectors of Chagas disease in Sergipe, Brazil (2005-2023) Open
Chagas disease remains a significant public health challenge in Brazil, especially in the state of Sergipe, where vector transmission continues to be the main route of infection. This study analyzed the spatiotemporal distribution of triat…
View article: Multilocus analysis uncovers the evolution of the Rhodniini tribe, vectors of Trypanosoma cruzi
Multilocus analysis uncovers the evolution of the Rhodniini tribe, vectors of Trypanosoma cruzi Open
In this study, we investigate the origin and diversification of Trypanosoma cruzi vectors within the Rhodniini tribe (Triatominae subfamily) through phylogenetic analyses based on eight genes from 17 species and 497 specimens—the largest s…
View article: Infestation of Bed bugs Cimex lectularius (Heteroptera: Cimicidae): A Warning on increased infestations and public health implications in Paraná, Brazil.
Infestation of Bed bugs Cimex lectularius (Heteroptera: Cimicidae): A Warning on increased infestations and public health implications in Paraná, Brazil. Open
Bed bugs are hematophagous bugs of wide distribution in the world, responsible for both economic and public health damage. In Brazil, records of their occurrences are neglected, with those reported located in the Northeast and Southeast re…
View article: One Genome, Multiple Phenotypes: Would Rhodnius milesi Carcavallo, Rocha, Galvão & Jurberg, 2001 (Hemiptera, Triatominae) Be a Valid Species or a Phenotypic Polymorphism of R. neglectus Lent, 1954?
One Genome, Multiple Phenotypes: Would Rhodnius milesi Carcavallo, Rocha, Galvão & Jurberg, 2001 (Hemiptera, Triatominae) Be a Valid Species or a Phenotypic Polymorphism of R. neglectus Lent, 1954? Open
Species of the Rhodnius genus have a complex taxonomy because the events of phenotypic plasticity and cryptic speciation make it difficult to correctly classify these vectors. During the taxonomic history of the genus, five synonymization …
View article: Presence of Rhodnius neglectus Lent, 1954 (Hemiptera: Reduviidae: Triatominae) in Araraquara, São Paulo, Brazil: signals the importance of surveillance for the municipality
Presence of Rhodnius neglectus Lent, 1954 (Hemiptera: Reduviidae: Triatominae) in Araraquara, São Paulo, Brazil: signals the importance of surveillance for the municipality Open
Several publications have reported the occurrence of triatomines in urban areas of the Americas. Four species of triatomines are reported in the municipality of Araraquara, São Paulo, Brazil: Panstrongylus megistus, Rhodnius neglectus, Tri…
View article: Mapping the Silent Threat: A Comprehensive Analysis of Chagas Disease Occurrence in Riverside Communities in the Western Amazon
Mapping the Silent Threat: A Comprehensive Analysis of Chagas Disease Occurrence in Riverside Communities in the Western Amazon Open
Chagas disease (CD) is a typical tropical illness caused by Trypanosoma cruzi. The objective of this study was to assess the prevalence of Chagas disease in communities in two states of the Brazilian Amazon. Data collection occurred in Jul…
View article: Flying to the moon: Impactful accounts of triatomines invasion from the 2nd to the 13th floor of an urban residential building in the municipality of Rio Branco, Acre, Brazil
Flying to the moon: Impactful accounts of triatomines invasion from the 2nd to the 13th floor of an urban residential building in the municipality of Rio Branco, Acre, Brazil Open
These findings underscore the need for further studies to better understand the invasive capacity of these insects in these environments and the mechanisms involved in this process.
View article: Triatomines in the city: A study of Rhodnius neglectus in Jaboticabal, São Paulo, Brazil, and its epidemiological implications
Triatomines in the city: A study of Rhodnius neglectus in Jaboticabal, São Paulo, Brazil, and its epidemiological implications Open
These findings emphasize the need for preventive measures to reduce the prevalence of R. neglectus in urban environments. The data elucidate the occurrence of R. neglectus in the city of Jaboticabal, associated with its potential behaviora…
View article: First report of Rhodnius stali Lent, Jurberg & Galvão, 1993 (Hemiptera: Reduviidae: Triatominae), vector of Trypanosoma cruzi (TcI) and Trypanosoma rangeli (TrA), in Rondônia, Southwestern Brazilian Amazonia
First report of Rhodnius stali Lent, Jurberg & Galvão, 1993 (Hemiptera: Reduviidae: Triatominae), vector of Trypanosoma cruzi (TcI) and Trypanosoma rangeli (TrA), in Rondônia, Southwestern Brazilian Amazonia Open
Triatomines are hematophagous insects of epidemiological importance as they are vectors of Chagas disease. The first report of Rhodnius stali Lent, Jurberg & Galvão, 1993 in Rondônia, Brazil, is described. The insects were captured on palm…
View article: Corrigendum: Transcriptome-based phylogenomic analysis reveals evidence of ancient hybridization events in the Mepraia genus (Hemiptera: Reduviidae: Triatominae)
Corrigendum: Transcriptome-based phylogenomic analysis reveals evidence of ancient hybridization events in the Mepraia genus (Hemiptera: Reduviidae: Triatominae) Open
CORRECTION article Front. Ecol. Evol., 05 September 2023Sec. Phylogenetics, Phylogenomics, and Systematics Volume 11 - 2023 | https://doi.org/10.3389/fevo.2023.1279696
View article: Transcriptome-based phylogenomic analysis reveals evidence of ancient hybridization events in the Mepraia genus (Hemiptera: Reduviidae: Triatominae)
Transcriptome-based phylogenomic analysis reveals evidence of ancient hybridization events in the Mepraia genus (Hemiptera: Reduviidae: Triatominae) Open
Introduction The Mepraia genus is composed of three endemic species in Chile, namely Mepraia spinolai , Mepraia gajardoi , and Mepraia parapatrica , all capable of transmitting the causative agent of Chagas disease. Although species diverg…
View article: Description of the spermathecae and testicles of Triatoma melanocephala Neiva & Pinto, 1923 (Hemiptera: Reduviidae: Triatominae)
Description of the spermathecae and testicles of Triatoma melanocephala Neiva & Pinto, 1923 (Hemiptera: Reduviidae: Triatominae) Open
Triatoma melanocephala is an endemic species of Brazil. Phenotypic (external morphology) and molecular studies were performed to contribute to the taxonomy and phylogeny of triatomines, since few studies on the internal morphology of these…
View article: Triatoma jatai Gonçalves et al., 2013 (Hemiptera: Heteroptera: Reduviidae: Triatominae): new occurrence for the state of Ceará, Brazil
Triatoma jatai Gonçalves et al., 2013 (Hemiptera: Heteroptera: Reduviidae: Triatominae): new occurrence for the state of Ceará, Brazil Open
Triatoma jatai Gonçalves et al., 2013 is a wild triatomine known so far only from the state of Tocantins, Brazil. This work aims to report a new occurrence of T. jatai in the state of Ceará and update its geographic distribution in the cou…
View article: Exploring the Hidden World of Vectors of Chagas Disease: A Fascinating Look at the Taxonomic Aspects of the Psammolestes Genus (Hemiptera, Triatominae)
Exploring the Hidden World of Vectors of Chagas Disease: A Fascinating Look at the Taxonomic Aspects of the Psammolestes Genus (Hemiptera, Triatominae) Open
Chagas disease (CD) is a neglected illness affecting approximately seven million individuals, with vector transmission occurring via triatomine bugs. The Rhodniini tribe comprises 24 species, grouped into the Rhodnius and Psammolestes gene…
View article: Climate and Environmental Changes and Their Potential Effects on the Dynamics of Chagas Disease: Hybridization in Rhodniini (Hemiptera, Triatominae)
Climate and Environmental Changes and Their Potential Effects on the Dynamics of Chagas Disease: Hybridization in Rhodniini (Hemiptera, Triatominae) Open
Chagas disease affects about eight million people. In view of the issues related to the influence of anthropogenic changes in the dynamics of the distribution and reproductive interaction of triatomines, we performed experimental crosses b…
View article: Karyotype Evolution in Triatominae (Hemiptera, Reduviidae): The Role of Chromosomal Rearrangements in the Diversification of Chagas Disease Vectors
Karyotype Evolution in Triatominae (Hemiptera, Reduviidae): The Role of Chromosomal Rearrangements in the Diversification of Chagas Disease Vectors Open
Several cytogenetic studies have already been performed in Triatominae, such that different karyotypes could be characterized (ranging from 2n = 21 to 25 chromosomes), being the changes in the number of chromosomes related mainly to fusion…
View article: Hydroxymethylnitrofurazone (NFOH) decreases parasitaemia, parasitism and tissue lesion caused by infection with the Bolivia Trypanosoma cruzi type I strain in Swiss and C57BL/6 mice
Hydroxymethylnitrofurazone (NFOH) decreases parasitaemia, parasitism and tissue lesion caused by infection with the Bolivia Trypanosoma cruzi type I strain in Swiss and C57BL/6 mice Open
The chemical hydroxymethylation of the antimicrobial nitrofurazone leads to the prodrug NFOH, also increases the anti-T. cruzi activities (in vitro and in vivo), as well as showed non-genotoxic (Ames and micronucleus assays). In the presen…
View article: Occurrence of triatomines in public spaces: An atypical case in the Southwestern Brazilian Amazon
Occurrence of triatomines in public spaces: An atypical case in the Southwestern Brazilian Amazon Open
Background: Triatomines infest atypical public spaces in the Western Amazon. Methods: Frequent visitors to these spaces captured the insects in the state of Acre, Brazil (Rio Branco and Cruzeiro do Sul). Results: Six insects were found in …
View article: Massive invasion on a Triatominae insectarium (Hemiptera: Heteroptera: Reduviidae) by Attagenus fasciatus (Thunberg, 1795) (Coleoptera: Dermestidae: Attageninae)
Massive invasion on a Triatominae insectarium (Hemiptera: Heteroptera: Reduviidae) by Attagenus fasciatus (Thunberg, 1795) (Coleoptera: Dermestidae: Attageninae) Open
The present record provides an important warning to researchers who maintain insectaries in general, especially those who rear triatomines, to carry protective measures against such invasions.
View article: Occurrence of triatomines in public spaces: An atypical case in the Southwestern Brazilian Amazon
Occurrence of triatomines in public spaces: An atypical case in the Southwestern Brazilian Amazon Open
This is the first report of triatomine occurrence in schools or churches. These data are important for implementing surveillance strategies and alerting individuals about possible changes in Chagas disease transmission dynamics.
View article: Morphological, Cytological and Molecular Studies and Feeding and Defecation Pattern of Hybrids from Experimental Crosses between Triatoma sordida and T. rosai (Hemiptera, Triatominae)
Morphological, Cytological and Molecular Studies and Feeding and Defecation Pattern of Hybrids from Experimental Crosses between Triatoma sordida and T. rosai (Hemiptera, Triatominae) Open
Under laboratory conditions, Triatoma rosai and T. sordida are able to cross and produce hybrids. In the face of climate and environmental changes, the study of hybrids of triatomines has evolutionary and epidemiological implications. Ther…
View article: Morphological studies of Cimex lectularius Linnaeus, 1758 (Hemiptera: Cimicidae)
Morphological studies of Cimex lectularius Linnaeus, 1758 (Hemiptera: Cimicidae) Open
In the family Cimicidae, the genus Cimex stands out for its importance in public health. These hemipterans are known as “bed bugs” and their presence generally indicates poor hygiene and poverty. Cimex lectularius is a hematophagous insect…