Epidemiological evidence for early-onset of enzootic bovine leukosis by L233-Tax-carrying bovine leukemia virus in Japanese Black cattle

• Published in: Journal of Veterinary Medical Science Vol. 84; no. 9; pp. 1216 - 1220
• Main Authors: TOMIYASU, Takafumi, MORI, Hiroshi, OKAZAKI, Katsunori
• Format: Journal Article
• Language: English
• Published: Tokyo JAPANESE SOCIETY OF VETERINARY SCIENCE 2022; Japan Science and Technology Agency; The Japanese Society of Veterinary Science
• Subjects: Age; Amino acids; bovine leukemia virus; Bovine leukosis; Embryo transfer; enzootic bovine leucosis; Epidemiology; Japanese Black cattle; Leukosis; Tax; Tax protein; Tumors; Virology

Bovine leukemia virus (BLV) is the causative agent of enzootic bovine leukosis (EBL), of which annual number has rapidly increased in Japan, and it can be divided into two categories based on the amino acid at position 233 in the Tax protein. Here, we conducted a nationwide surveillance of Japanese...