Results 31 to 40 of about 529 (158)

Immunocastration and testosterone supplementation alter testicular development and muscle collagen gene expression in male chickens [PDF]

Poultry Science
Immunocastration using a gonadotropin-releasing hormone (GnRH) vaccine offers a potential alternative to surgical castration in poultry, yet its effects on growth performance and meat quality in chickens remain poorly characterized.
Xiao Zhang, Kota Hoshina, Miyu Uemori, Shiro Egawa, Shotaro Nishimura, Yoshinao Z. Hosaka   +5 more
doaj   +2 more sources

Impact of Housing Condition on Welfare and Behavior of Immunocastrated Fattening Pigs (Sus scrofa domestica) [PDF]

Animals, 2021
The aim of this study was to investigate whether the well-known positive effects of immunocastration on the behavior and welfare of pigs persist under varying environments.
Linda Steybe, Kevin Kress, Sonja Schmucker, Volker Stefanski   +3 more
doaj   +2 more sources

mRNA Expression of CYP2E1, CYP2A19, CYP1A2, HSD3B, SULT1A1 and SULT2A1 genes in surgically castrated, immunologically castrated, entire male and female pigs and correlation with androstenone, skatole, indole and Improvac-specific antibody levels [PDF]

Czech Journal of Animal Science, 2019
This study aimed to obtain a comprehensive look at the influence of castration on mRNA expression of the genes CYP2E1, CYP1A2, CYP2A19, HSD3B, SULT2A1 and SULT1A1 and their correlation with boar taint compounds (androstenone, skatole and indole) and ...
Anna Kubešová, Kamil Šťastný, Martin Faldyna, Zbyšek Sládek, Iva Steinhauserová, Gabriela Bořilová, Aleš Knoll   +6 more
doaj   +2 more sources

Evaluación de la eficacia de inmunocastración (Improvac) en machos porcinos y su impacto en la calidad de la carne [PDF]

, 2011
La castración quirúrgica de los lechones es un procedimiento de manejo que ha sido practicado por siglos en granjas de todo el mundo. Los cerdos machos se castran para reducir su comportamiento agresivo, facilitar el manejo y prevención del olor a ...
Soza Romero, José Noel, Martínez Mena, Noel Ernesto   +1 more
core   +3 more sources

Imunocastração de frangos, uma alternativa não cirúrgica à produção de capão: avaliação do efeito do Improvac(R)

, 2017
Mestrado em Engenharia Zootécnica - Produção Animal / Instituto Superior de Agronomia / Faculdade de Medicina VeterináriaPela realização deste trabalho avaliou-se a eficiência da Improvac® (solução injetável destinada a suínos) na imunocastração de ...
Ferreira, Isabel Maria de Melo Pinho
core   +3 more sources

INSL3 Expression in Leydig Cells is a Biomarker for Immunocastration in Boars: Transcriptional Evidence. [PDF]

Andrology
ABSTRACT Background Study aimed to obtain insights into physiological responses to immunocastration in pubertal boars by evaluating effects of alternative vaccination protocols and identifying a reliable immunocastration biomarker. Objectives It was hypothesized that the timing of gonadotropin‐releasing hormone (GnRH) suppression by immunocastration ...
Lukač NB, Škrlep M, Poklukar K, Ferjan P, Stefanski V, Fazarinc G, Vrecl M.   +6 more
europepmc   +2 more sources

Contraception of zoo animals using Improvac® in German-speaking countries – A questionnaire survey

Acta Veterinaria Hungarica
Abstract The aim of this study was to obtain an overview of applied contraceptive methods, with a special focus on the gonadotropin-releasing hormone (GnRH) vaccination with Improvac®, in animals in zoological institutions in German-speaking countries.
Anja Hantschmann, Tatjana Sattler
core   +3 more sources

Growth performance, carcass characteristics and meat quality of group-penned surgically castrated, immunocastrated (Improvac®) and entire male pigs and individually penned entire male pigs

Animal, 2009
The objective of the study was to compare growth performance, carcass characteristics, meat quality and fatty acid composition of the adipose tissue of group-penned barrows, immunocastrated boars and entire males.
C. Pauly, P. Spring, J.V. O’Doherty, S. Ampuero Kragten, G. Bee   +4 more
doaj   +3 more sources

Effects of an anti-gonadoliberin releasing hormone vaccine on testicular, epididymal and spermatogenic development in the horse. [PDF]

Reprod Domest Anim, 2022
Abstract The effects of the GnRH vaccine Improvac® on testicular and epididymal morphometrics, histology and spermatogenesis were measured in 19 young (15–20 months) colts randomly assigned to one control (saline, castration at 57 days, n = 6) or either of two GnRH vaccine‐treatment groups, T‐57 (castration at 57 days, n = 7) or T‐100 (castration at ...
Botha AE, Schulman ML, Birrell J, du Plessis L, Laver PN, Soley J, Colenbrander B, Bertschinger HJ.   +7 more
europepmc   +2 more sources

The effectiveness of Imrovac® in industrial pork production

Theoretical and Applied Veterinary Medicine, 2021
The clinical efficacy of the use of immunobiological castration was studied in comparison with boars in which orchidectomy was performed by open method «on a ligature», as well as in non-castrated animals.
V. V. Samoilіuk, D. D. Bilyi, M. S. Koziy, S. M. Maslikov, Т. L. Spitsina   +4 more
doaj   +1 more source