Guanine-N.sup.7 -oxide
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United States of America Patent
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Nov 5, 1985
Grant Date -
N/A
app pub date -
Oct 6, 1983
filing date -
Oct 6, 1983
priority date (Note) -
Expired
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Abstract
A purified isolate of an actinomycete identified as ATCC 39364 is capable of producing the antimicrobial/antitumor compound 2-amino-1,9-dihydro-6H-purine-6-one-7-oxide, commonly known as guanine-N.sup.7 -oxide. Guanine-N.sup.7 -oxide is produced by cultivating isolate ATCC 39364 under aerobic conditions in a culture medium containing assimilable sources of carbon and nitrogen until a substantial amount of the compound is produced and thereafter isolating the compound. The antibiotic/antitumor compound guanine-N.sup.7 -oxide and pharmaceutical compositions comprising this compound or one of its pharmaceutically acceptable salts together with a pharmaceutically acceptable carrier are also disclosed as is a method of treating microbial infections in a mammal or of treating tumors in a mammal.
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