Results 91 to 100 of about 529 (158)

Unterdrückung der Fortpflanzungsaktivität durch aktive Immunisierung gegen GnRH beim adulten weiblichen Schaf [PDF]

open access: yes, 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   +4 more
core   +1 more source

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

open access: yes, 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
core   +1 more source

Die frühe Immunokastration wirkt : Impfung schon beim Ferkel eine mögliche Alternative zur Vermeidung von Ebergeruch im Fleisch

open access: yes, 2021
Auch mit einer deutlich früheren Impfung der Ferkel als üblich lässt sich der unerwünschte Ebergeruch ganz überwiegend vermeiden. Das belegt eine Untersuchung, in der 109 Schweine in drei Versuchsdurchgängen entweder sehr früh, also in der dritten und ...
Mörlein, Daniel, Werner, Daniela
core  

Histomorphological and immunohistochemical findings in testes, bulbourethral glands and brain of immunologically castrated male piglets

open access: yes, 2006
The aim of this study was the histological and immunohistochemical evaluation and comparison of testicular, bulbourethral and brain tissue in immunized and intact control boars.
Jaros, P   +13 more
core   +1 more source

Leydig Cells in Immunocastrated Polish Landrace Pig Testis: Differentiation Status and Steroid Enzyme Expression Status. [PDF]

open access: yesInt J Mol Sci, 2022
Pawlicki P   +9 more
europepmc   +1 more source

The effects of growth modifiers and health status on appetite and growth regulatory mechanisms in swine

open access: yes, 2004
The objective of the first experiment was to determine the effects of an anti-GnRF vaccine and porcine ST (pST) in group housed boars and gilts. A total of 224 pigs were used in a 2x2x2 factorial design, with the factors being a GnRF vaccine (Improvac, 0
Oliver, William Thomas
core  

Wiederaufnahme der Hodenfunktion bei Ebern nach Immunisierung gegen das Go-nadotropin Releasing Hormon (GnRH) mit dem kommerziellen Antigen IMPROVAC®

open access: yes, 2012
Traditionally, male pigs are surgically castrated without anaesthesia to avoid later occurrence of the sex odour androstenone in the carcass.Active immunization against GnRH is a painless alternative which inhibits LH and thus steroidogenesis in the Leydig cells.Time between second vaccination and return of Leydig cell function is unknown.
Rottner, Silke Maren   +1 more
openaire   +3 more sources

Contraceptive effect of a gonadotropin-releasing hormone vaccine on a captive female African Lion (Panthera leo): a case study. [PDF]

open access: yesJ Vet Med Sci, 2021
Kawase K   +9 more
europepmc   +1 more source

Effect of active immunization against GnRH on “Boar taint”, testes and accessory sex glands in matured boars

open access: yes, 2014
The aim of the present study was to investigate the effect of active immunization with Improvac® (Pfizer Ltd, Louvain-la-Neuve, Belgium) on the concentration of boar taint substances, i.e., skatole and indole in the back fat and omentum tissues, testes ...
Sabeckienė, Jūratė   +4 more
core  

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