1. Section of Oral pathology and Oral Medicine, The Maurice and Gabriela Goldscheger School of Dental Medicine, Tel Aviv University, Tel Aviv, Israel
2. Life Science Research Israel, PO Box 139, Ness Zion a 70451, Israel
3. Koret School of Veterinary Medicine, Hebrew University, Jerusalem 919043, Israel
4. Koret School of Veterinary Medicine, Hebrew University, Jerusalem 919043, Israel; Department of Pathology, Kimron Veterinary Institute, Beit Dagan, Israel