Structure of the capsular polysaccharide of Acinetobacter baumannii ACICU containing di-N-acetylpseudaminic acid

- Capsular polysaccharide was isolated from Acinetobacter baumannii ACICU.
- The polysaccharide contains a higher acidic monosaccharide-pseudaminic acid.
- Structure of the polysaccharide was established by NMR and chemical approaches.