Pisal Sambhaji Shankar,Chilukuri Srinivas Reddy,Peddireddy Srinivas Reddy
申请号：
US14646089
公开号：
US09580734B2
申请日:
2013.11.18
申请国别(地区):
US
年份:
2017
代理人:
摘要：
The instant invention provides improved culture, fermentation and purification conditions for preparing Neisseria meningitidis polysaccharides. The invention in particular relates to a novel fermentation medium, optimal feed solution addition strategies and an improved purification process devoid of any chromatographic methods for obtaining high yield of Neisseria meningitidis X polysaccharide.
