REVIEWS

The process of carcinogenesis described by mathematical formulas Madej J.A. [ summary ] 375

Health problems in geriatric horses Ratz M., et al. [ summary ] 384

ORIGINAL PAPERS

A reassortant highly pathogenic avian influenza H5N6 .... Zhang Q., et al. [ summary ] 392

Comparison of the Vcheck and IMMULITE 2000 methods for cortisol measurement in canine serum Adaszek Ł., et al. [ summary ] 397

In the porcine placenta aromatase (CYP19) is specifically expressed in trough-like structures... Pershotam K., et al. [ summary ] 401

Investigation of DNA Damage and Protein Damage Caused by Oxidative Stres with Canine Visceral Leishmaniasis Kiral F., et al. [ summary ] 407

Comparison on the anaesthesia effects of ketamine, dexmedetomidine and tiletamine-zolazepam ... Liang Y., et al. [ summary ] 413