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