Cancer drug developer Antisoma plc (LSE: ASM; USOTC: ATSMY) announced that it has started a phase II trial evaluating the addition of AS1402 to the endocrine (hormonal) therapy letrozole in post-menopausal women receiving first-line treatment for advanced breast cancer. Approximately 110 patients will be randomly assigned to receive either letrozole plus AS1402 or standard treatment with letrozole alone.
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