1.   But when a tumor recurs in a woman, doctors immediately remove all the cancerous tissue.

2.   The subjects are mostly lung cancer patients whose tumors have recurred, Hong said.

3.   The tumor recurred twice within months, and she was threatened with disfiguring surgery and radiation, Folkman said.

4.   The tumors did not recur, and the animals suffered no side effects, they said.

5.   Tumors recurred more slowly after the drug was taken away, and shrank again when the mice were restarted on the drug, the company said.

6.   In most cases, the tumors recurred within a year.

7.   Although it is easily treated by removing the tumor, the tumors often recur and can cause local destruction of the skin.