Process for producing neuraminidase.

摘要

Streptomyces lividans harboring a recombinant DNA containing a DNA fragment which is derived from Micromonospora viridifaciens which carries thereon genetic information that participates in the synthesis of neuraminidase is cultured, and neuraminidase can be efficiently recovered from the culture. Neuraminidase is utilized for clinical diagnosis of inflammatory diseases, diffuse collagen diseases, cancer, etc.