<abstract xmlns="http://www.w3.org/1999/xhtml">

<p> Expression of CD4, CD8, and CD25 surface markers on T lymphocytes and levels of IFNγ, IL-10, and TNF-α in colostrum and milk were determined in sows vaccinated against Trueperella pyogenes in the final stage of pregnancy. The autovaccine, prepared from Trueperella pyogenes, administered twice to pregnant sows six and three weeks before the anticipated delivery significantly increased the percentages of TCD4+, TCD8+, and TCD25+ as well as levels of IFNγ, TNF-α, and IL-10 in colostrum and milk. The enhanced immune potential of colostrum effectively protected the piglets against T. pyogenes infections during weaning and thus reduced the economic losses on the particular farm concerned, where T. pyogenes infections occur endemically. Knowledge of the profile of cellular and humoral immune response in colostrum and milk of vaccinated sows will enable the design of a T. pyogenes infection prophylactic programme for suckling pigs and weaners, which are most susceptible to infections.</p>
</abstract>

Expression of CD4, CD8, and CD25 surface markers on T lymphocytes and levels of IFNγ, IL-10, and TNF-α in colostrum and milk were determined in sows vaccinated against Trueperella pyogenes in the final stage of pregnancy. The autovaccine, prepared from Trueperella pyogenes, administered twice to pregnant sows six and three weeks before the anticipated delivery significantly increased the percentages of TCD4+, TCD8+, and TCD25+ as well as levels of IFNγ, TNF-α, and IL-10 in colostrum and milk. The enhanced immune potential of colostrum effectively protected the piglets against T. pyogenes infections during weaning and thus reduced the economic losses on the particular farm concerned, where T. pyogenes infections occur endemically. Knowledge of the profile of cellular and humoral immune response in colostrum and milk of vaccinated sows will enable the design of a T. pyogenes infection prophylactic programme for suckling pigs and weaners, which are most susceptible to infections.

Selected parameters of immune response in pregnant sows vaccinated against Trueperella pyogenes

Department of Epizootiology and Clinic of Infectious Diseases, Faculty of Veterinary Medicine

Department of Parasitology and Invasive Diseases

Journal of Veterinary Research

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Expression of CD4, CD8, and CD25 surface markers on T lymphocytes and levels of IFNγ, IL-10, and TNF-α in colostrum and milk were determined in sows vaccinated...

Selected parameters of immune response in pregnant sows vaccinated against Trueperella pyogenes

Pubblicato online: 25 mar 2014

Pagine: 17 - 21

DOI: https://doi.org/10.2478/bvip-2014-0003

Parole chiave
sows, Trueperella pyogenes, autovaccine, immune response, milk, colostrum

© 2014 National Veterinary Research Institute in Pulawy

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Selected parameters of immune response in pregnant sows vaccinated against Trueperella pyogenes

Pubblicato online: 25 mar 2014

Pagine: 17 - 21

DOI: https://doi.org/10.2478/bvip-2014-0003

Parole chiavesows, Trueperella pyogenes, autovaccine, immune response, milk, colostrum

© 2014 National Veterinary Research Institute in Pulawy

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Parole chiave
sows, Trueperella pyogenes, autovaccine, immune response, milk, colostrum