narÂ·row. adj. narÂ·rowÂ·er, narÂ·rowÂ·est. 1. Of small or limited width, especially in comparison with length. 2. Limited in area or scope; cramped. 3. Lacking flexibility; rigid: narrow opinions. 4. Barely sufficient; close: a narrow margin of victory. 5.
EOX chemotherapy. EOX is a chemotherapy | treatment that is used to treat cancer of the gullet | (oesophagus) and of the stomach | . This information should ideally be read with our general information about chemotherapy | and your type of cancer | .
Tamoxifen is a drug that is given to women who have estrogen-sensitive breast cancer. What does this tell you about the relationship between tamoxifen and the tumor cells in this case? The tumor cells must have receptors for estrogen, and tamoxifen is an agonist of estrogen receptors. The tumor cells have receptors for tamoxifen only.