Results 51 to 60 of about 505,274 (114)

Effects of immunization against GnRH on gonadotropins, the GH-IGF-I-axis and metabolic parameters in barrows

Animal, 2008
Surgically castrated male piglets (barrows) reveal an increase in LH and a decrease in GH compared to untreated boars. Boars that were castrated by immunization against gonadotropin releasing hormone (GnRH) have decreased LH but maintain GH.
A. Bauer, M. Lacorn, K. Danowski, R. Claus   +3 more
doaj   +1 more source

Histological and Morphometric Examination of the Testes of Boars and Male Pigs Immunocastrated with Improvac® [PDF]

, 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.
Gordana Uscebrka, Stukelj, Marina, Slobodan Stojanovic, Dragan Zikic, Uscebrka, Gordana, Zikic, Dragan, Marina Stukelj, Stojanovic, Slobodan   +7 more
core   +3 more sources

Immunocastration in Fattening Pigs and its Effects on Productive Performance

Scientific Papers Animal Science and Biotechnologies, 2023
According to the European and national legislation which set the minimum standards for pig protection, the castration of piglets after the age of seven days must be performed only under prolonged anaesthesia and analgesia. As far as welfare is concerned,
Ioana Andronie, Monica Pârvu, Constantin Nițu, Viorel Andronie   +3 more
doaj  

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

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

, 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  

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, 2014
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core   +1 more source

Improvac does not modify the expression and activities of the major drug metabolizing enzymes cytochrome P450 3A and 2C in pigs

, 2012
In the present study, we investigated hepatic mRNA expression and activities of CYP3A and 2C in entire, surgically castrated and pigs vaccinated with Improvac. Additionally, we examined the mRNA expression of the two nuclear receptors pregnane X receptor
Andersson, Kristina,, Sveriges lantbruksuniversitet., Zamaratskaia, Galia,   +2 more
core   +1 more source

Evaluation of diffusive gradients in thin-films using a Diphonix® resin for monitoring dissolved uranium in natural waters [PDF]

, 2015
Commercially available Diphonix® resin (TrisKem International) was evaluated as a receiving phase for use with the diffusive gradients in thin-films (DGT) passive sampler for measuring uranium.
Burnett, Jonathan L., Amos, Sean, Turner, Geraldine S.C., Mills, Graham A., Fones, Gary R., Turner, Geraldine S. C.   +5 more
core   +1 more source

Efecto de la inmunocastración con "Improvac" o "Valora" sobre el crecimiento y mortandad de cerdos en el trópico de México [PDF]

, 2020
"En México se castran aproximadamente 20 millones de lechones cada año motivo por la cual en este estudio, se realizó la evaluación del efecto de la inmunocastracion sobre ganancia de peso, conversión alimenticia y mortalidad en cerdos en etapa de ...
Morgado Cruz, Lina Estrella
core  

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
core   +1 more source