Persistent lymphocytosis in cattle infected with bovine leukemia virus is a benign polyclonal increase in lymphocyteNumbers.
牛白血病病毒感染后，牛体发生的持续性淋巴球增多属于良性的淋巴细胞数量增加。
2
To investigate the local cellular immunity in the respiratory tract, the numbers of intraepithelial lymphocyte (IEL) and the level of IL-2 in tracheas were detected;