Niemann H, Chakraborty A K, Friebolin H, Stirm S
J Bacteriol. 1978 Jan;133(1):390-1. doi: 10.1128/jb.133.1.390-391.1978.
The Escherichia coli K42 capsular polysaccharide consists of leads to 3)-alpha-D-Galp-(1 leads to 3)-alpha-D-GalUAp-(1 leads to 3)-alpha-L-Fucp-(1 leads to repeating units. The E. coli K42 and Klebsiella K63 antigens are serologically identical.
大肠杆菌K42荚膜多糖由→3)-α-D-吡喃半乳糖-(1→3)-α-D-吡喃半乳糖醛酸-(1→3)-α-L-岩藻糖-(1→重复单元组成。大肠杆菌K42和肺炎克雷伯菌K63抗原在血清学上是相同的。