androgen receptor positive

Definition / meaning of androgen receptor positive

Describes cells that have a protein that binds to androgens (male hormones). Cancer cells that are androgen receptor positive may need androgens to grow. These cells may stop growing or die when they are treated with substances that block the binding and actions of androgen hormones. Also called AR+.

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Source(s):

The Web site of the National Cancer Institute (http://www.cancer.gov/)

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