Results 11 to 20 of about 44,971 (199)

Spatial patterns and climate drivers of malaria in three border areas of Brazil, Venezuela and Guyana, 2016–2018 [PDF]

Scientific Reports, 2022
In 2020, 77% of malaria cases in the Americas were concentrated in Venezuela, Brazil, and Colombia. These countries are characterized by a heterogeneous malaria landscape and malaria hotspots.
Kinley Wangdi, Erica Wetzler, Horace Cox, Paola Marchesini, Leopoldo Villegas, Sara Canavati   +5 more
doaj   +4 more sources

Insecta, Coleoptera, Elmidae, Amazon region [PDF]

Check List, 2010
A list of Elmidae species from Amazon is presented. The list was prepared based on a literature surveyand examination of the entomological collection of Instituto Nacional de Pesquisas da Amazônia (INPA).
Passos, M. I. S., Fernandes, A. S., Hamada, N., Nessimian, J. L.   +3 more
doaj   +7 more sources

Anopheles species complexes from Guyana and Venezuela malaria endemic areas using COI sequences [PDF]

Malaria Journal
Background Effective interventions for controlling Anopheles malaria vectors depend on accurately identifying the species. Venezuela has the highest malaria prevalence in the region of the Americas; however, there is very limited knowledge about the ...
Yasmin Rubio-Palis, Claudia Corredor-Medina, Audrey E. Lenhart, Freddy Ruiz-López   +3 more
doaj   +2 more sources

Review of the genus Chasmogenus Sharp, 1882 of northeastern South America with an emphasis on Venezuela, Suriname, and Guyana (Coleoptera, Hydrophilidae, Acidocerinae) [PDF]

ZooKeys, 2020
The water scavenger beetle genus Chasmogenus Sharp, 1882 is reviewed in northeastern South America using an integrative approach that combines adult morphology and molecular data from the gene cytochrome c oxidase I (COI).
Rachel R. Smith, Andrew Edward Z. Short
doaj   +6 more sources

The native species of Callianthe (Malvaceae, Malvoideae) in northern South America (Colombia, Venezuela, the Guianas and adjacent Brazil) [PDF]

PhytoKeys
The native species of Callianthe Donnell (Malvaceae, Malvoideae) in northern South America (Colombia, Venezuela, the Guianas and adjacent Brazil) are reviewed. Five species are recognised, of which one, C.
Laurence J. Dorr
doaj   +4 more sources

Trends in Mortality Due to Stroke in South America between 1990 and 2019 [PDF]

Epidemiologia
Stroke is the second leading cause of death and disability in Latin America; however, few epidemiological studies have been conducted in South America.
Alexandre Castelo Branco Araujo, Orivaldo Florencio de Souza, Filomena Euridice Carvalho de Alencar, Betina Bolina Kersanach, Victor Lopes Feitosa, Julia Silva Cesar Mozzer, Vinicius Andreata Brandão, Gabriel Marim Roni, Carlos Bandeira de Mello Monteiro, Luiz Carlos de Abreu   +9 more
doaj   +2 more sources

Very low prevalence of Plasmodium falciparum histidine-rich protein 2 (pfhrp2) gene deletion in the Brazil, Venezuela, and Guyana tri-border. [PDF]

Sci Rep
Abstract Rapid Diagnostic Tests (RDTs) have been an important diagnostic tool for detecting P. falciparum malaria in resource-limited settings. Most tests are designed to detect the Histidine-rich Protein 2 (HRP2). Parasites lacking pfhrp2
Pereira Mascarenhas ME, Louzada J, Amorim Rosa R, de Assis GMP, Satiko Kano F, Oliveira-Ferreira J, de Sousa TN.   +6 more
europepmc   +4 more sources

Nineteen new species of Desmopachria Babington, 1841 (Coleoptera, Adephaga, Dytiscidae, Hydroporinae, Hyphydrini) with notes on the taxonomy of the genus [PDF]

ZooKeys, 2022
Nineteen new species of Desmopachria Babington, 1841 are described from multiple species groups. Two new species groups are erected, the Desmopachria apicodente species group and the Desmopachria bifurcita species group. Desmopachria divergens sp.
Kelly B. Miller
doaj   +3 more sources

Revision of the Neotropical water scavenger beetle genus Novochares Girón & Short (Coleoptera, Hydrophilidae, Acidocerinae) [PDF]

ZooKeys, 2023
The water scavenger beetle genus Novochares Girón & Short, 2021 is revised using a combination of adult morphological and DNA sequence data. Thirty-eight new species are described: Novochares aperito sp. nov. (Bolivia), N. baca sp. nov.
Andrew Edward Z. Short, Jennifer C. Girón   +1 more
doaj   +3 more sources

Cross-border malaria in Northern Brazil

Malaria Journal, 2021
Background Cross-border malaria is a major barrier to elimination efforts. Along the Venezuela-Brazil-Guyana border, intense human mobility fueled primarily by a humanitarian crisis and illegal gold mining activities has increased the occurrence of cross-
Nicholas J. Arisco, Cassio Peterka, Marcia C. Castro   +2 more
doaj   +1 more source