Oligosaccharides, immunogens and vaccines, and methods for preparing such oligosaccharides, immunogens and vaccines
US5034519A · kind A · utility
29Cited by
5References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 29, 1987 |
| Grant date | Jul 23, 1991 |
| Priority date | — |
| Expiry date | Dec 29, 2007 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P37/04
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention relates to new oligosaccharides comprising the structure (D-ribose-D-ribitol-phosphate).sub.m, (D-ribitol-phosphate-D-ribose).sub.m or (phosphate-D-ribose-D-ribitol).sub.m, m being 2,3,4 . . . 19 or 20, to immunogens containing such oligosaccharide, to vaccines containing such immunogens and to methods for preparing such oligosaccharides, immunogens and vaccines. The vaccine is very suitable for treating infections caused by Haemophilus influenzae type b.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.