Protein rib, a cell surface protein that confers immunity to many strains of the group B streptococcus: process for purification of the protein, reagent kit and pharmaceutical composition
US6015889A · kind A · utility
5Cited by
2References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 31, 1997 |
| Grant date | Jan 18, 2000 |
| Priority date | — |
| Expiry date | Jul 31, 2017 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K39/00
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
This invention relates to a new protein, designated Rib, and subfragments, multiples or variants thereof, which confers protective immunity against infection with many group B streptococcal strains, in particular those of serotype III. The invention includes a procedure for purification of the protein, a procedure for preparation of highly specific antibodies, a reagent kit, a DNA sequence encoding the protein and a pharmaceutical composition comprising the protein or fragments or variants thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.