Results 1 to 10 of about 186 (122)

Chorioallantoic placentation in Galea spixii (Rodentia, Caviomorpha, Caviidae) [PDF]

open access: yesReproductive Biology and Endocrinology, 2008
Background Placentas of guinea pig-related rodents are appropriate animal models for human placentation because of their striking similarities to those of humans.
Moacir F Oliveira   +2 more
exaly   +7 more sources

Immunolocalization of steroidogenic enzymes in the vaginal mucous of Galea spixii during the estrous cycle [PDF]

open access: yesReproductive Biology and Endocrinology, 2017
Background The synthesis of sex steroids is controlled by several enzymes such as17α-hydroxylase cytochrome P450 (P450c17) catalyzing androgen synthesis and aromatase cytochrome P450 (P450arom) catalyzing estrogen synthesis, both of which must complex ...
Amilton Cesar dos Santos   +5 more
doaj   +7 more sources

Estudo morfométrico de Gliricola quadrisetosa Ewing, 1924 recuperado em Galea spixii Wagler, 1831 [PDF]

open access: yesCiencia Animal Brasileira, 2014
The morphometric study on lice affecting Galea spixii helps in understanding the taxonomy of this Phithraptera. The study aimed to perform morphometry of Gliricola quadrisetosa specimens recovered in G. spixii.
Josivânia Soares Pereira   +2 more
exaly   +7 more sources

Characterization of the estrous cycle in Galea spixii(Wagler, 1831) [PDF]

open access: yesPesquisa Veterinaria Brasileira, 2015
The Galea spixii inhabits semiarid vegetation of Caatinga in the Brazilian Northeast. They are bred in captivity for the development of researches on the biology of reproduction.
Amilton C Santos   +2 more
exaly   +5 more sources

Experimental infection parameters in Galea spixii (Rodentia: Caviidae) with Leishmania infantum chagasi [PDF]

open access: yesMemorias Do Instituto Oswaldo Cruz, 2008
In order to better understand the epidemiological transmission network of leishmaniasis, an endemic disease in Northeast Brazil, we investigated the susceptibility of Spix yellow-toothed cavies (Galea spixii) to the Leishmania infantum chagasi parasite ...
Selma M B Jeronimo   +1 more
exaly   +6 more sources

Epididymis incision as a method to collect epididymal sperm cells in alpacas. [PDF]

open access: yesVet Med Sci, 2022
In this study, sperm extraction by incision of the alpaca epididymis was investigated to reduce contamination and enable spermatological investigation by CASA. Besides, the influence of two diluents, testicle volume and age on sperm quality and collection rate was determined. Abstract Background Epididymal sperm can be collected post‐castration or post‐
Auer M, Wagner H, Failing K, Wehrend A.
europepmc   +2 more sources

Systematic position of the enigmatic Quentinia mesovitellinica (Rêgo, 1967) (Cestoda, Cyclophyllidea) [PDF]

open access: yesHelminthologia, 2023
The systematic position of Quentinia mesovitellinica (Rêgo, 1967) (Cestoda, Cyclophyllidea) from the hystricomorph rodent Galea spixii (Wagler) (Caviidae) in Brazil is reevaluated based on published information.
Haukisalmi V.
doaj   +2 more sources

Morphology and Glycan Composition of the Mandibular Glands in the White-Eared Opossum (Didelphis albiventris). [PDF]

open access: yesJ Morphol
This study analyzed the morphology and glycan composition of the mandibular salivary glands of the white‐eared opossum (Didelphis albiventris) via histological and glycohistochemical investigations. The glandular parenchyma consisted of acinar units and a duct system with abundant striated ducts.
Schimming BC   +6 more
europepmc   +2 more sources

The baubellum is more developmentally and evolutionarily labile than the baculum. [PDF]

open access: yesEcol Evol, 2018
Our research summarizes the evolutionary history and development of the clitoral bone, the baubellum. Our meta‐analysis shows that this bone arose multiple independent times in mammals, and its history has more transitions and its development is more variable than the penis bone, the baculum.
Lough-Stevens M, Schultz NG, Dean MD.
europepmc   +2 more sources

Ectoparasitos em preás (Galea spixii Wagler, 1831) cativos no semiárido do Rio Grande do Norte

open access: yesPesquisa Veterinaria Brasileira, 2012
Os roedores silvestres quando criados em cativeiro podem ser acometidos por ectoparasitos que afetam a sua sanidade. Este trabalho objetivou identificar a ectofauna natural do preá Galea spixii criado nas condições de cativeiro no semiárido do Rio Grande
Josivânia Soares Pereira   +2 more
exaly   +3 more sources

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