Process for preparing virus disease live vaccines
US4071618A · kind A · utility
107Cited by
1References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 6, 1976 |
| Grant date | Jan 31, 1978 |
| Priority date | — |
| Expiry date | Jul 6, 1996 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC12N2740/14051
- WIPO fieldBiotechnology
- WIPO sectorChemistry
Abstract
Process for preparing a virus disease live vaccine by employing culture of a quail embryonated egg or tissue culture of a quail embryo fibroblast for cultivation of the virus. The vaccine obtained according to the present invention is effective for immunization of animals and humans against the virus disease. The vaccine is avirulent, scarcely subject to induction of unfavorable factors accompanying the present tissue used for isolation of the virus therefrom, and economically productible.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.