The Efficacy of Reinoculation with Two Recombinant Hepatitis B Vaccines 两种基因工程乙肝疫苗加强接种的免疫效果研究
Needle injection reinoculation in healthy chinaberry seedlings with the MLO cultured in liquid media is followed after 70 days by typical symtoms. 液体培养的臭菌原体用针注射法回接于苦楝健株幼苗,70天后表现症状。