Method of treatment of cancer using guanosine 3', 5' cyclic...

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A61K 31/70 (2006.01) A61K 31/7076 (2006.01) A61K 31/708 (2006.01)

Patent

CA 2579776

A method of treating cancer through use of guanosine 3',5'-cyclic monophosphate (cyclic GMP). Cyclic GMP decreases the number of human breast cancer and prostate adenocarcinoma as well as small-cell and squamous lung cells in culture by 30% (1 ~M), 84% (1 mM), 31% (l ~M), and 30% (1 ~M), respectively. Cyclic GMP decreases DNA synthesis in human pancreatic, breast, and prostate adenocarcinomas as well as small-cell and squamous cell carcinomas of the lung at its 1 ~M concentration by 51%, 54%, 56%, 50% and 52%, respectively. Cyclic GMP when infused for one week decreases the tumor volume of human pancreatic adenocarcinomas in athymic mice 95% compared to untreated animals with human pancreatic adenocarcinomas.

Le La présente invention concerne une technique de traitement du cancer via un monophosphate 3', 5' cyclique de guanosine (GMP cyclique). Le GMP cyclique diminue le nombre de cancer du sein humain et d'adénocarcinomes de la prostate ainsi que le nombre de petites cellules pulmonaires et de cellules pulmonaires squameuses en culture de 30% (1 ?M), 84% (1 mM), 31% (l ?M), et de 30% (1 ?M), respectivement. Le GMP cyclique diminue la synthèse d'ADN dans des adénocarcinome du pancréas, du sein et de la prostates, de même que des carcinomes de petites cellules et de cellules squameuses du poumon à sa concentration de1 ?M de 51%, 54%, 56%, 50% et de 52%, respectivement. Le GMP cyclique lorsqu'il est perfusé pendant une semaine diminue le volume de la tumeur des adénocarcinomes du pancréas humain dans des souris athymiques de 95 % comparé à des animaux non traités avec des adénocarcinomes du pancréas humain.

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