During the search for bacteria of potential industrial application, a polysaccharide, S-53, was prepared from a soil bacterium, ATCC No. 31488, identified as a Klebsiella pneumoniae species'. The polysaccharide had a composition of l&19% of uranic acid, 4.8% of pyruvate, and 7% of 0-acetyl, the rema
Structural studies of an extracellular polysaccharide (K21b) elaborated by Klebsiella type 21b
β Scribed by Tofail A. Chowdhury; Per-Erik Jansson; Bengt Lindberg; Ulf Lindquist
- Publisher
- Elsevier Science
- Year
- 1989
- Tongue
- English
- Weight
- 498 KB
- Volume
- 190
- Category
- Article
- ISSN
- 0008-6215
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β¦ Synopsis
The capsular polysaccharide from a new capsular serotype of Klebsiella, K21b, has been investigated, using n.m.r. spectroscopy, methylation analysis, and specific degradations as the main methods. It is concluded that the polysaccharide is composed of pentasaccharide repeating-units having the following structure.
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The structure of the extracellular polysaccharide from Azotobacter vinelandii strain 1484 has been investigated, specific degradations and n.m.r. spectroscopy being the main methods used. It is concluded that the polysaccharide is composed of tetrasaccharide repeating-units having the following stru