Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Patent
1993-03-12
1994-05-24
Reamer, James H.
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
549294, A61K 3135
Patent
active
053149114
ABSTRACT:
The present invention relates to a compound represented by the formula I: ##STR1## which was isolated from the culture of Streptomyces prunicolor PA-48153 and has biological activity such as immunosuppressive activity, antitumor activity and antifungal activity.
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Patent Abstracts of Japan, vol. 12, No. 438 (C-544)(3285), Nov. 17, 1988, JP-A-63 165 323, Jul. 8, 1988.
Derwent Publications Ltd., AN 89-036772/05, Jun. 11, 1987, JP-146767, Dec. 19, 1988.
Gan to Kagaku Ryoho, 11(12) Part II, pp. 2674-2680, 1984.
Derwent Publications Ltd., AN 88-231647/33, Jul. 3, 1986, JP-157385, Jul. 8, 1988.
Derwent Publications Ltd., AN 88-238170/34, Jun. 11, 1987, JP-146766, Jul. 14, 1988.
Itazaki Hiroshi
Kawamura Yoshimi
Koizumi Kenzo
Matsumoto Koichi
Yoshida Tadashi
Reamer James H.
Shionogi Seiyaku Kabushiki Kaisha
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