The results showed that the molecular mass of recombinant Fab was 50678.49 Da, which is 2763.84 Da higher than the calculated value.

• 结果显示；毕赤酵母表达的重组 人源性抗HBsAg Fab抗体的分子质量为50678.；49Da；与根据其一级结构计算的理论分子质量相 比多2763