Preparation of immunosuppressive materials
US4009257A · kind A · utility
11Cited by
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11Claims
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Assignee
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Key dates
| Filing date | Feb 24, 1971 |
| Grant date | Feb 22, 1977 |
| Priority date | — |
| Expiry date | Feb 24, 1991 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S530/868
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A soluble immunogenic extract of human blood lymphocytes, a non-toxic immunosuppressive antilymphocytic serum raised by the extract, a non-toxic immunosuppressive antilymphocytic immunoglobulin G derived from the serum, and methods of isolating the extract, raising the antiserum and isolating the immunoglobulin G.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.