Our aim in producing a colour atlas of toxicological guidelines itemize the investigations to be carried out pathology was to present a catalogue of histopathologi- during the course of the study and they normally include: cal lesions which we had encountered over the years in clinical observations and behaviour; food intake and body various laboratory animal species exposed to a vast weight measurements; serum biochemistry; haema- range of pharmaceuticals, agrochemicals and industrial tology; ECG and ophthalmology. At the end of a study, chemicals. While we believe a colour atlas is the...