Cancer's Unwelcome Return

jerry submitted, created time 4 months 1 week (sciencenow.sciencemag.org)

A new study in lab mice suggests that cells may break off from a tumor even before they become cancerous, seeding the body with cells that evade detection and lie dormant for years before turning into tumors of their own.

Keywords: tumorigenesis tumors breast cancer cancer metastasis cancer cells