Purpose: To research the teratogenic effect of recombinant staphylokinase(r-SAK) on ICR mice.
目的：用ICR小鼠研究重组葡激酶（r-SAK）的致畸作用。
2
This invention belongs to mutation or genetic engineering field, which discloses a preparation of low antigen mutation of staphylokinase and its usage.
本发明属突变或遗传工程领域，本发明公开了一种葡激酶的低抗原性突变体的制备方法及用途。
3
OBJECTIVE to investigate the status of a staphylokinase variant (K35R, DGR) loaded microspheres and the main factors that influence the stability of encapsulated DGR.