Results 71 to 80 of about 440 (158)

Non-invasive assessment of the reproductive cycle in free-ranging female African elephants (Loxodonta africana) treated with a gonadotropin-releasing hormone (GnRH) vaccine for inducing anoestrus

Reproductive Biology and Endocrinology, 2012
Background In southern Africa, various options to manage elephant populations are being considered. Immunocontraception is considered to be the most ethically acceptable and logistically feasible method for control of smaller and confined populations. In
Benavides Valades Gabriela, Ganswindt Andre, Annandale Henry, Schulman Martin L, Bertschinger Henk J   +4 more
doaj   +1 more source

Aus für Immunokastration bei Bioschweinen?

, 2020
Improvac-Gegner sähen Zweifel, ob die die Immunokastration mit der neuen EU-Öko-Verordnung vereinbar ...
Lehnert, Henning
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Unterdrückung der Fortpflanzungsaktivität durch aktive Immunisierung gegen GnRH beim adulten weiblichen Schaf [PDF]

, 2009
Das Ziel dieser Arbeit war es, die Wirksamkeit einer anti-GnRH Vakzine auf die Zyklusaktivität beim adulten Schaf während der Zuchtsaison abzuklären.
Meijerink, E, Thun, R, Lanker, U, Jörg, H, Janett, F   +4 more
core   +1 more source

GnRH-immunocastration: an alternative method for male animal surgical castration. [PDF]

Front Vet Sci, 2023
Wang C, Yang C, Zeng Y, Zhang M.
europepmc   +1 more source

PF-33 Effects of GnRH Vaccine, Improvac®, on Oestrus, Ovarian Activity and Growth in Japanese Black Fattening Beef Heifers

, 2018
Introduction Oestrus and mounting behaviors in female beef herds often lead to damage of carcass and reduction of feed intake. Gonadotropin releasing hormone (GnRH) vaccine suppresses gonadal functions in cattle, neutralize biological activity of ...
Lestari, Leni Sri, Tsugeuma, Misato, Shirotozaki, Mina, Sasahara, Ryo, Kawate, Noritoshi, Tamada, Hiromichi, Tau, Sintaro, Kitagawa, Keita, Deguchi, Yoshihiro, Kibushi, Masahiko   +9 more
core   +1 more source

Effects of an anti-gonadotrophin releasing hormone vaccine on the morphology, structure and function of bull testes

, 2020
Castration reduces aggressive and sexual behaviour and provides better carcass quality in bull calves. Vaccination against gonadotrophin-releasing hormone (GnRH) is used as an alternative to surgical castration for the purposes of reducing pain and ...
Garza, M. Carmen, Monleón, Eva, Noya Clavé, Agustí   +2 more
core   +2 more sources

Feeding driet chicory root to pigs decrease androstenone accumulation in fat by increasing hepatic 3β hydroxysteroid dehydrogenase expression

, 2012
The present study investigated the in vivo effect of chicory root on testicular steroid concentrations and androstenone metabolizing enzymes in entire male pigs.
Ekstrand, Bo, Brunius, Carl, Zamaratskaia, Galia, Rasmussen, Martin Krøyer   +3 more
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Moving towards boar taint-free meat: an overview of alternatives to surgical castration from a chain perspective

, 2009
The objective of this study is to review important issues in boar taint prevention without surgical castration, namely alternatives to surgical castration, factors influencing boar taint development and economic considerations associated with the ...
Backus, G.B.C., Valeeva, N.I., Baltussen, W.H.M.   +2 more
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Leydig Cells in Immunocastrated Polish Landrace Pig Testis: Differentiation Status and Steroid Enzyme Expression Status. [PDF]

Int J Mol Sci, 2022
Pawlicki P, Galuszka A, Pardyak L, Tuz R, Płachno BJ, Malopolska M, Dubniewicz K, Yang P, Kotula-Balak M, Tarasiuk K.   +9 more
europepmc   +1 more source

Estudio del efecto de la inmunocastración (Improvac®) sobre los parámetros productivos en cerdos.

, 2011
Tesis presentada para optar al título de Médico Veterinario.El objetivo de la presente investigación fue estudiar el efecto sobre los parámetros productivos que origina el tratamiento con Improvac® como método alternativo a la castración quirúrgica.
Bastías Ahumada, Simón Pablo
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