Artículos de revistas
Genetic factors involved in resistance to infectious diseases in salmonids and their application in breeding programmes Factores genéticos que inciden en la resistencia a enfermedades infecciosas en salmónidos y su aplicación en programas de mejoramiento
Fecha
2010Registro en:
Archivos de Medicina Veterinaria, Volumen 42, Issue 2, 2018, Pages 1-13
0301732X
07176201
Autor
Yáñez,
Martínez,
Institución
Resumen
The control of infectious diseases is essential in the success of salmon aquaculture. Genetic improvement of disease resistance may provide a feasible and sustainable option for the management of these diseases. Marker-assisted selection (MAS) or Gene-assisted selection (GAS), represent a valuable alternative to the conventional schemes for improving disease resistance using pedigree. Nevertheless a previous knowledge of the genetic factors involved in the trait is necessary to implement this methodology. In this review, the most important aspects of genetic resistance to infectious diseases in salmonids and their suitability for breeding programmes are both reviewed and discussed. Firstly, we briefly mention the most important infectious diseases in Chile. Furthermore, we include aspects related with conventional breeding for this quantitative trait, such as selection criteria, genetic variation of resistance and genetic correlations with other traits. We also review three approaches