Title:
SPONGISTATINS 5, 7, 8 AND 9
Document Type and Number:
Japanese Patent JP3430322
Kind Code:
B2
Abstract:
PURPOSE: To provide a composition that contains a macro-ring lactone isolated from Southwest Indian Ocean marine sponge and is effective for inhibiting the growth of human cancer cells.
CONSTITUTION: This composition contains a compound of the formula (R is Cl, H; R1 is H, COCH3), in other words, spongistatin 5 where R=Cl; spongistatin 7 where R1=H, R=H, spongistatin 8 where R1=COCH3, R=H; spongistatin 9 where R1=COCH3, R=Cl. These compounds are extracted from Southern Indian Ocean marine sponge, Spirastrella spinispirulifera (bright colored reds and purple) and isolated. This compound is useful for treatment of neoplastic disease as acute myelogenic leukemia, acute lymphocytic leulkemia, malignant melanoma, lung adenocarcinoma, ganglioneuroblastoma, lung small cell carcinoma.
Inventors:
George Earl Pettit
Zbig New A Situation
Cherry el herald
Zbig New A Situation
Cherry el herald
Application Number:
JP18173594A
Publication Date:
July 28, 2003
Filing Date:
June 29, 1994
Export Citation:
Assignee:
Arizona Board of Regents
International Classes:
A61K31/35; A61K35/56; A61P35/00; C07D493/22; C12P17/18; (IPC1-7): A61K31/35; A61P35/00
Domestic Patent References:
JP72866A | ||||
JP6184160A |
Other References:
J.Am.Chem.Soc.,1993年 5月,115(10),3977−3981
Attorney, Agent or Firm:
Hisao Kuwahara
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