Results 111 to 120 of about 56,622 (290)

Capture of syncytin-Mar1, a Fusogenic Endogenous Retroviral Envelope Gene Involved in Placentation in the Rodentia Squirrel-Related Clade

open access: yesJournal of Virology, 2014
Syncytin genes are fusogenic envelope protein (env) genes of retroviral origin that have been captured for a function in placentation. Within rodents, two such genes have previously been identified in the mouse-related clade, allowing a demonstration of ...
François Redelsperger   +8 more
semanticscholar   +1 more source

Vigilancia de la infección por Rickettsia sp. en capibaras (Hydrochoerus hydrochaeris) un modelo potencial de alerta epidemiológica en zonas endémicas

open access: yesBiomédica: revista del Instituto Nacional de Salud, 2011
Introducción. Los capibaras o chigüiros (Hydrochoerus hydrochaeris) son huéspedes amplificadores de Rickettsia sp. Usualmente se encuentran parasitados por la garrapata Amblyomma cajennense, principal vector de rickettsiosis en Suramérica.
Jorge Miranda   +4 more
doaj   +1 more source

Revision of the Chiapan deer mouse, Peromyscus zarhynchus, with the description of a new species [PDF]

open access: yes, 2016
We analyzed morphometric and molecular variation among 8 populations of Peromyscus zarhynchus grouped into 5 pooled samples representing separate physiographic regions across the range of this species in Chiapas, Mexico, and western Guatemala ...
Lorenzo, C   +3 more
core   +2 more sources

Faune de vertébrés de Betfia-XII (Bihor, Roumanie) et son âge chronologique. Étude des Arvicolidés (Rodentia)

open access: yesTravaux de l'Institut de Speologie Emile Racovitza, 2007
On présente la faune de Mammifères découverte dans le remplissage d’une fissure karstique, Betfia-XII, fissure ouverte par l’exploitation des calcaires barrémiens-aptiens au voisinage du village de Betfia (dép. de Bihor). Cette faune renferme 17 espèces,
ELENA TERZEA
doaj  

Trypanosoma (Euglenozoa: Kinetoplastea) infections in rodents, bats, and shrews along an elevation and disturbance gradient in Central Sulawesi, Indonesia

open access: yesRecords of the Australian Museum, 2023
Surveillance of wildlife pathogens is critically important to the conservation of species and human health. However, few species of wildlife in biodiverse countries like Indonesia, especially endemic species in intact ecosystems, have been screened for ...
Ahmad Mursyid   +8 more
doaj   +1 more source

Main radiation events in Pan‐Octodontoidea (Rodentia, Caviomorpha)

open access: yes, 2015
Caviomorphs (South American hystricognaths) are recorded in the continent since the middle Eocene. The middle Eocene–early Oligocene is considered a key moment for their evolutionary history because by the early Oligocene they were differentiated into ...
M. Arnal, M. Vucetich
semanticscholar   +1 more source

In the Wake of Invasion: Tracing the Historical Biogeography of the South American Cricetid Radiation (Rodentia, Sigmodontinae)

open access: yesPLoS ONE, 2014
The Great American Biotic Interchange (GABI) was greatly influenced by the completion of the Isthmus of Panama and impacted the composition of modern faunal assemblages in the Americas. However, the contribution of preceding events has been comparatively
R. Leite   +5 more
semanticscholar   +1 more source

Nuevos Pedetidae (Rodentia: Mammalia) del Mio-Plioceno de Africa

open access: yesEstudios Geologicos, 2011
Los Pedetidae o liebres saltadoras están representados por un solo género actual (Pedetes) y 5 extintos (Parapedetes, Megapedetes, Propedetes, Rusigapedetes y Oldrichpedetes, estos dos últimos son nuevos).
M. Pickford, P. Mein
doaj   +1 more source

Loxodontomys pikumche (Rodentia, Cricetidae): nueva especie para Argentina [PDF]

open access: yes, 2009
We report the first record of occurrence of Loxodontomys pikumche Spotorno et al., 1998, in the Central Andes of Argentina. We briefly describe external characters, skull, karyotype, and habitat; also, we provide general comparisons with the other known ...
Novillo, Agustina   +2 more
core  

Prolactin is a strong candidate for the regulation of luteal steroidogenesis in vizcachas (Lagostomus maximus) [PDF]

open access: yes, 2018
Prolactin (PRL) is essential for the maintenance of the corpora lutea and the production of progesterone (P4) during gestation of mice and rats, which makes it a key factor for their successful reproduction.
Charif, Santiago Elías   +10 more
core   +1 more source

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