Modern concepts about conventional pathology, molecular procedures and new techniques applied to veterinary pathology, are reviewed in this general article. Besides, it is described the basis and some processes of inimunochernistrv with monoclonal antibodies, including polimerase chain reaction (PCR), to study main diseases of domestic animals.
Key words: Molecular pathology, immunohistochemistry.
Universidad de Chile. Facultad de Ciencias Veterinarias y Pecuarias