Most famous anti-estrogens, Tamoxifen attaches to the hormone in the cancer cell, blocking estrogen from binding to its receptor.
> Selective estrogen receptor (ER) modulator
> ER antagonist in breast tisse & breast cells
> Effective in treating arly breast cancer to prevent tumor growth
To be active, Tamoxifen requires transformation.
See also our Tamoxifen metabolites reagents...