Rabbit anti-Virus COPV E7 (N-terminal) polyclonal antibody for WB, ELISA. Canine Oral Papillomavirus (COPV) causes Canine Oral Papillosis, the most common presentation of papilloma viruses. Papillomaviruses are highly host and tissue tropic, and are rarely transmitted between species. Papillomaviruses replicate exclusively in t