factor x造句

例句与造句

1. The protein has the immunogenicity of human calcitonin verified by western blot analysis . after optimization of condition , fusion protein was concentrated by ultrafiltration and cleaved by factor x a , then recombinant novel hct was obtained
   表达条件优化后，可溶性蛋白的表达量占胞内总蛋白的10 。经超滤浓缩后，融合蛋白在xa因子作用下产生重组的新型降钙素，进一步分离纯化得到该蛋白的初级纯品。
2. It's difficult to find factor x in a sentence. 用factor x造句挺难的