Drug – bio-affecting and body treating compositions – Antigen – epitope – or other immunospecific immunoeffector – Bacterium or component thereof or substance produced by said...
Patent
1982-05-20
1984-06-26
Roberts, Elbert L.
Drug, bio-affecting and body treating compositions
Antigen, epitope, or other immunospecific immunoeffector
Bacterium or component thereof or substance produced by said...
424243, 2603974, 2603975, A61K 3156
Patent
active
044566000
ABSTRACT:
17.alpha.-substituted steroids of the formula ##STR1## wherein R.sub.1 is hydrogen, acyl, alkyl, alkenyl, alkyl or alkenyl interrupted by an oxygen atom, cyclopentyl, or tetrahydropyranyl,
REFERENCES:
patent: 3391168 (1968-07-01), Counsell et al.
patent: 3705180 (1972-12-01), Klimstra et al.
Albring Manfred
Bittler Dieter
Schleusener Annerose
Wiechert Rudolf
Roberts Elbert L.
Schering Aktiengesellschaft (A.G.)
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