Process for heat treating chemically unmodified gamma-globulin
US4845199A · kind A · utility
5Cited by
12References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 9, 1987 |
| Grant date | Jul 4, 1989 |
| Priority date | — |
| Expiry date | Jul 9, 2007 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S530/83
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A process for heat treating an aqueous solution containing chemically unmodified .gamma.-globulin, wherein said heat treating is carried out in the presence of sorbitol is disclosed. By the heat treatment, impurity viruses can be inactivated without causing impairment of activities of chemically unmodified .gamma.-globulin, increasing polymer contents or increasing an anticomplement titer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.