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 +6 more
doaj +3 more sources
Histological and Morphometric Examination of the Testes of Boars and Male Pigs Immunocastrated with Improvac® [PDF]
Acta Scientiae Veterinariae, 2017 Background: Surgical castration of male piglets is frequently performed to prevent development of an unpleasant taste and flavor in meat of mature males, called boar taint. Disadvantages of this method are primarily related to the lower feed efficiency of surgically castrated male pigs, production of less lean meat and more fat on the carcasses than ...
Stojanovic, Slobodan +3 more
core +7 more sources
Two complementary methods to control gonadotropin-releasing hormone vaccination (Improvac®) misuse in horseracing: Enzyme-linked immunosorbent assay test in plasma and steroidomics in urine [PDF]
Drug Testing and Analysis, 2017 Since the availability on the European market of the vaccine Improvac® dedicated to male pig immunological castration, the risk of misuse of this product in horses is now considered as a threat for the horseracing industry. Immunological castration is not allowed by the racing codes (immune system, Article 6).
Benoit Loup +2 more
exaly +4 more sources
Long-Term Immunocastration Protocols Successfully Reduce Testicles’ Size in Bísaro Pigs [PDF]
Animals, 2021 This study aimed to find a suitable immunocastration protocol for male Bísaro pigs (BP) due to the breed and production system particularities. Twenty-five male BP were treated with Improvac® according to three protocols: using two (GrpE2 and L2) or ...
Gustavo Paixão +5 more
doaj +2 more sources
Immunization against Gonadotropin-Releasing Hormone in Female Beef Calves to Avoid Pregnancy at Time of Slaughter [PDF]
Animals, 2021 Precocious puberty in beef heifers can result in unwanted pregnancies due to accidental breeding by farm bulls. Inbreeding, premature calving followed by dystocia and a high stillbirth rate or slaughtering of pregnant heifers are the consequences of this
Julia Schütz +5 more
doaj +2 more sources
Does Immunocastration Affect Behaviour and Body Lesions in Heavy Pigs? [PDF]
Veterinary Sciences, 2022 Immunocastration has been pointed out as an alternative to surgical castration; though, most of the scientific studies were performed in light pig production.
Gaia Pesenti Rossi +13 more
doaj +2 more sources
Review on the consequences of using Improvac TM in modern pig production [PDF]
Veterinary Science Development, 2013 In Europe growing concerns regarding animal welfare issues in pig production have forced the pig industry to introduce alternative methods to conventional castration procedures. Besides the raising of entire males and castration in combination with analgesia and anaesthesia the vaccination against GnRF (Gonadotropin-releasing factor) seems to be the ...
Anna-Katharina Albrecht
+4 more sources
Effects of Immunocastration and Amino Acid Supplementation on Yearling Fallow Deer (Dama dama) Testes Development [PDF]
Animals, 2023 Forty-four fallow deer bucks (10 months old; 22.9 ± 2.4 kg) were utilized to investigate the effects of immunocastration and amino acid supplementation on testes development. Immunocastrated bucks were administered Improvac® at weeks 1, 8, and 20 of this
Thoniso Chitambala +6 more
doaj +2 more sources
PSXV-1 The effect of Improvac® at two live weights on testes size, behavior, gains and hormonal profile of beef bulls. [PDF]
J Anim Sci, 2018 Sanz A +4 more
europepmc +5 more sources
Effect of Immunocastration on Culled Sows—A Preliminary Study on Reproductive Tract, Carcass Traits, and Meat Quality [PDF]
Veterinary Sciences, 2023 The Bísaro pig is a Portuguese autochthonous breed greatly appreciated for its meat quality and is mainly reared outdoors. Immunocastration could be a solution to avoid undesirable pregnancies and boar taint in cull sows.
Sofia Botelho-Fontela +9 more
doaj +2 more sources