Buscar
Itens para a visualização no momento 31-40 of 40
Transporte de oócitos bovinos em meio de maturação sem controle de atmosfera gasosa
(Universidade Federal de Santa Maria, 2002-02-01)
Two experiments were designed to evaluate the effect of a simulated transport of oocytes to be used in bovine embryo production. Cumulus-oocytes complex -COCs - (n=1586) obtained from slaughterhouse ovaries were submitted ...
Angiotensina II no mecanismo inicial de ovulação, através dos receptores AT2, em bovinos
(Universidade Federal de Santa Maria, 2006-01-19)
The aim of this work was to investigate the role of angiotensin II (Ang II) in the mechanism of ovulation in the bovine, using an in vivo model, through the injection of the Ang II receptor antagonists in mature follicles. ...
O fungo Duddingtonia flagrans: controle biológico de nematodeos parasitas de bovinos à campo
(Universidade Federal de Santa Maria, 2006-05-16)
The biological control is an alternative method to reduce the population of parasites by
the use of natural antagonist. In the present study, the efficacy of nematophagous fungus
Duddingtonia flagrans was tested to control ...
Diversidade genética de receptores de lactoferrina e transferrina em Moraxella bovis e Moraxella bovoculi
(Universidade Federal de Santa Maria, 2021-03-04)
Infectious bovine keratoconjunctivitis (IBK) is the most important eye disease in cattle, which
has a great economic impact due to eye injuries and loss of vision, resulting in pain, reduced
milk production, and decreased ...
Atividade acaricida de siloxano organo-modificado e associações acaricidas em Rhipicephalus microplus
(Universidade Federal de Santa Maria, 2021-02-26)
Rhipicephalus microplus, is known worldwide for causing great losses in cattle farming. Through its
blood-sucking habit, it causes damage to its host, ranging from productive losses to the transmission of
diseases. The ...
Produção in vitro de embriões bovinos com cisteamina
(Universidade Federal de Santa Maria, 2006-02-21)
Advanced reproductive techniques use the 3 phase of in vitro production for bovine
embryos, i.e. in vitro maturation (IVM), in vitro fertilization (IVF) and in vitro culture (IVC)
as support for a variety of studies. ...
Influência do estresse térmico na secreção de interferon tau por embriões bovinos produzidos in vitro: alteração na expressão gênica em células luteais
(Universidade Federal de Santa Maria, 2023-03-09)
Among the main factors that directly affect the efficiency and profitability of the
ruminant production chain is the influence of the environment, genetics and animal health.
The reduction in conception rates during hot ...
Efeito da suplementação com disseleneto de difenila no metabolismo, imunidade e status oxidativo de vacas leiteiras e seus bezerros
(Universidade Federal de Santa Maria, 2024-02-23)
The aim of this study was to evaluate the supplementation effect with diphenyl diselenide (PhSe)2 carried out during transition period, on metabolism, immunity and oxidative status of female Holstein cows and their calves. ...
Resistência antimicrobiana de escherichia coli isolada de fezes de bezerros alimentados ou não com leite de descarte
(Universidade Federal de Santa Maria, 2024-02-29)
One of the foremost concerns within the One Health framework is the presence of bacterial strains displaying multidrug resistance to antimicrobials. While the emergence and establishment of resistance are natural, inevitable, ...
A ativação da via hippo altera a sinalização do interferon tau e adopocinas em cultivo luteal primário bovino
(Universidade Federal de Santa Maria, 2024-02-23)
The corpus luteum (CL) is responsible for synthesis of progesterone, sustaining endometrial
functions, and supporting early embryonic, fetal, and placental development. Maternal
recognition of pregnancy is defined as an ...