21.   Scientists and public health researchers are looking at every piece of the puzzle, including increasing the use of mammography and understanding the mechanisms that bring about tumor growth.

22.   She was pursuing a theory that the agent known to suppress tumor growth in these cells might also control an angiogenesis inhibitor protein.

23.   Some of the newest cancer drugs, such as Gleevec from Novartis Pharmaceuticals, work by interfering with a particular enzyme that triggers tumor growth in certain cancers.

24.   That is apparently because higher levels of estrogen caused by the weight apparently speed up tumor growth, and obesity also makes early detection difficult, Huang said.

25.   That includes healthy processes like wound healing and reproduction as well as tumor growth.

26.   The gene was believed to be one of the type called tumor suppressors, which prevent tumor growth.

27.   The research showed that chocolate might prevent cancer-causing damage to DNA and uncontrolled tumor growth after the fact.

28.   The term refers to the process by which the body secretes substances that lead to the sprouting of the new blood vessels that are needed for tumor growth.

29.   There is also the risk that attempts to use drugs to slow the process of aging might have the unintended side effect of spurring tumor growth.

30.   They slow tumor growth in animals but do not eradicate the tumors.