Specific transfer factor of hepatitis B virus (TFHBV) was prepared with pig splenic leukocytes that were immunized with the inactivated HBsAg and Dane particle purified from sera of HBsAg positive patients.

• 从HBsAg阳性患者血清中提取纯化的HBsAg和Dane颗粒,经灭活后免疫猪,从猪脾脏和白细胞透析物中制备出乙肝特异性转移因子(TF_(HBV))。