β‐ARs signaling plays a crucial role in chemoresistance in cancer, and blockade of ARs can act as a chemosensitizer in combination with treatment for breast cancer,23 lung cancer,28, 34 colorectal cancer,328, 329, 330 cervical cancer,331 uveal melanoma,332 and multiple myeloma.24 Here, CTBP1 is linked to cancer.