Results 1 to 10 of about 5,690 (270)

Experimental infection of Rio Mamore hantavirus in Sigmodontinae rodents [PDF]

open access: diamondMemorias Do Instituto Oswaldo Cruz, 2016
This study shows an experimental spillover infection of Sigmodontinae rodents with Rio Mamore hantavirus (RIOMV). Necromys lasiurus and Akodon sp were infected with 103 RNA copies of RIOMV by intraperitoneal administration.
William Marciel De Souza
exaly   +7 more sources

The importance of the Andes in the evolutionary radiation of Sigmodontinae (Rodentia, Cricetidae), the most diverse group of mammals in the Neotropics [PDF]

open access: yesScientific Reports, 2023
The Andean mountains stand out for their striking species richness and endemicity that characterize many emblematic Neotropical clades distributed in or around these mountains.
Paulo Vallejos-Garrido   +10 more
doaj   +3 more sources

First mitochondrial genome of the Amazonian marsh rat Holochilus sciureus Wagner 1842 (Rodentia, Cricetidae, Sigmodontinae) [PDF]

open access: yesMitochondrial DNA. Part B. Resources, 2022
The Amazonian marsh rat, Holochilus sciureus, is a member of the subfamily Sigmodontinae, the second-largest subfamily of muroid rodents, with 410 species and ca. 84 genera in 12 tribes.
Susette Castañeda-Rico   +3 more
doaj   +3 more sources

A new karyotype of Calomys (Rodentia, Sigmodontinae) [PDF]

open access: diamondIheringia: Série Zoologia, 2001
The genus Calomys Waterhouse, 1837 is widely distributed within South America, being found in Venezuela, Colombia, Peru, Bolivia, Brazil, Paraguay, Uruguay and Argentina. Specimens of Calomys were collected in Formoso do Araguaia, Tocantins, Brazil.
Lima J. Fernando de S., Kasahara Sanae
doaj   +8 more sources

Oecomys catherinae (Sigmodontinae, Cricetidae): Evidence for chromosomal speciation? [PDF]

open access: yesPLoS ONE, 2017
Among the Oryzomyini (Sigmodontinae), Oecomys is the most speciose, with 17 species. This genus presents high karyotypic diversity (2n = 54 to 2n = 86) and many taxonomic issues at the species level because of the presence of cryptic species and the ...
Cleusa Yoshiko Nagamachi   +2 more
exaly   +5 more sources

Rodents of the subfamily Sigmodontinae (Myomorpha: Cricetidae) as hosts for South American hard ticks (Acari: Ixodidae) with hypotheses on life history [PDF]

open access: greenZootaxa, 2011
Historical information shows that Sigmodontinae are irrelevant hosts for South American ticks of the genera Haemaphysalis Koch, Rhipicephalus Koch and Dermacentor Koch.
Santiago Nava   +1 more
exaly   +5 more sources

The genus Akodon (Muroidea: Sigmodontinae) in Misiones, Argentina [PDF]

open access: greenMammalian Biology, 2003
Our understanding of the rodent diversity from the Argentinean Atlantic rainforest and its surrounding environments (Misiones Province) is still relatively poor. Here we present an update on the species inhabiting Misiones of the genus Akodon. Integrated analyses of morphology, chromosomal and molecular data allow us to document the existence of four ...
Ulyses F. J. Pardiñas   +2 more
openalex   +5 more sources

RAPD analysis of Nectomys squamipes (Rodentia, Sigmodontinae) populations [PDF]

open access: goldGenetics and Molecular Biology, 2000
Random amplified of polymorphic DNA (RAPD) analysis was used to assess genetic distance and the genetic structure of populations of Nectomys squamipes, a semiaquatic rodent species distributed along watercourses. DNA samples of five populations were analyzed using three primers, producing 45 scorable bands, 31 of which were polymorphic.
Francisca C. Almeida   +3 more
openalex   +7 more sources

A new species of Hypocristata (Nematoda, Trichostrongylina, Heligmosomoidea) a parasite of Sigmodon hispidus (Cricetidae, Sigmodontinae) from Venezuela [PDF]

open access: bronzeParasite, 2006
Description of Hypocristata tercera n. sp. (Heligmonellidae, Nippostrongylinae) a parasite of the small intestine of Sigmodon hispidus (Rodent, Sigmodontinae) from Venezuela. Two other species were described in the genus, both from Colombia and parasitic
Durette-Desset M.C., Guerrero R.A.
doaj   +2 more sources

Extensive Chromosomal Reorganization in the Evolution of New World Muroid Rodents (Cricetidae, Sigmodontinae): Searching for Ancestral Phylogenetic Traits [PDF]

open access: yesPLoS ONE, 2016
Sigmodontinae rodents show great diversity and complexity in morphology and ecology. This diversity is accompanied by extensive chromosome variation challenging attempts to reconstruct their ancestral genome.
Adenilson Leão Pereira   +2 more
exaly   +2 more sources

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