21.   Doctors told her more tumors could grow back in other parts of her brain.

22.   Depending on how rapidly a tumor grows, mammography can detect it as much as two years before a manual exam.

23.   He stopped the drug, he said, and the tumors grew back.

24.   If that is true, deleting the gene should remove the protection, and allow many tumors to grow.

25.   If the tumors grew, they were removed.

26.   In a telephone interview Monday, Kalesnik said she was in constant and excruciating pain, incontinent, and her legs were increasingly numb as the tumor grew.

27.   In addition, tumors grow more slowly in older women, so screening has a greater chance of catching them before the cancer has spread.

28.   In animals, EGCG has been shown to make tumors grow more slowly.

29.   It attaches itself to the estrogen-receptor in the cancerous tumor and cuts it off from the estrogen needed for the tumor to grow.

30.   Or, more precisely, the mutant form of a gene whose inheritance virtually guarantees that a malignant tumor will grow.