Figure 1From: MGMT Inhibition Restores ERα Functional Sensitivity to Antiestrogen TherapyImmunohistochemistry analyses on breast cancer patient tissue samples. Tumor tissue was derived from the breast cancer patient samples before and after tamoxifen. The sections were immunostained for expression of MGMT. MGMT expression is higher in post-tamoxifen-treated samples compared with pre tamoxifen treated samples. Representative samples (40×) are shown.Back to article page