Some hormones can act in a similar manner to non-mutagenic carcinogens in that they may stimulate excessive cell growth. A well-established example is the role of hyperestrogenic states in promoting endometrial cancer.
Cancer - How Its Happen
When normal cells are damaged beyond repair, they are eliminated by apoptosis (A). Cancer cells avoid apoptosis and continue to multiply in an unregulated manner (B).
Cancer
Cancers are caused by a series of mutations. Each mutation alters the behavior of the cell somewhat.
No comments:
Post a Comment