primary immunization meaning in English

初次免疫

The third immunization was carried out with 100 u g at 62 days after primary immunization
首次免疫后第62天实施第三次免疫100 g 。
Specific antibody in serum appeared at day 36 following the primary immunization . in yolk of hen a ' s egg , it appeared at 8 days later than that in serum
首次免疫后第36天在血清中检测到抗体，蛋黄中则晚8天检测到抗体。
Specific antibody in serum appeared at day 35 following the primary immunization . in yolk of hen b ' s egg , it appeared at 6 days later than that in serum . during two months after primary immunization , the litres of serum was higher than that of the yolk
在首次免疫后的两个月内两只鸡血清中抗体含量始终高于蛋黄，随着以后加强免疫，蛋黄中抗体含量增加并逐渐追上血清中抗体含量后超出，但两者间差距始终不很明显。