High efficiency biosynthesis of O-polysaccharide-based vaccines against extraintestinal pathogenic Escherichia coli
Carbohydrate Polymers(2021)
摘要
•Efficient production of OPS-based glycoconjugates were achieved by metabolic reprogramming.•Constitutive expression is superior for high quality glycoconjugates production.•Highest yield (38.6 mg L−1) with high sugar content was achieved.•Glycoconjugate vaccines conferred significant protection against ExPEC infection.
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关键词
Glyco-optimized chassis strain,Glycoconjugate vaccine,O-polysaccharide,ExPEC,Glycosylation efficiency,Sugar to protein ratio
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