Articles on the genetics of special Diseases in the dog:

Heart diseases Hyun C, Filippich LJ. Molecular genetics of sudden cardiac death in small animals - a review.
Vet J. 2006 Jan;171(1):39-50. Review.
Eye Mellersh CS, Pettitt L, Forman OP, Vaudin M, Barnett KC.Identification of mutations in HSF4 in dogs of three different breeds with hereditary cataracts.
Vet Ophthalmol. 2006 Sep-Oct;9(5):369-78.
Mammary tumors Yoshikawa Y, Morimatsu M, Ochiai K, Nagano M, Yamane Y, Tomizawa N, Sasaki N, Hashizume K. Analysis of genetic variations in the exon 27 region of the canine BRCA2 locus. J Vet Med Sci. 2005 Oct;67(10):1013-7.