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Biomedical subjects

T A Connors

Publications and source records attributed to T A Connors.

At least 55 records · Page 3Linked to original sources

Structure and activity relationships of platinum complexes with anti-tumour activity.

A number of complexes of platinum(II) and platinum(IV) have been prepared, characterised and tested for their ability to cause regression of a mouse plasma cell tumour. All active compounds possess two cis amine ligands but the oxidation state of the platinum is not critical. Relatively minor structural and substituent changes in the amine can lead to major and dramatic changes in the therapeutic index, generally, but not necessarily, associated with changes in toxicity. Some preliminary results on the relationship between structure and solubility are also reported.

Animals↗

Hexamethylmelamine-induced regression of human lung tumors growing in immune deprived mice.

Hexamethylmelamine is known to be effective in humans in the treatment of certain malignant tumors, especially bronchial carcinoma. It is, however, quite inactive against a number of animal tumors, making difficult a study of its mechanism of action in experimental systems. In a reexamination of the effects of hexamethylmelamine, two tumors were found to be very sensitive, namely, a mouse plasma cell tumor (PC6) and a human bronchial carcinoma (P246) growing in immune deprived mice. Both tumors undergo a significant and almost complete regression, even when well established, and hence may serve as model systems for the study of the mechanism of action of hexamethylmelamine.

Animals↗

Alkylating agents.

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Alkylating Agents↗