Tumor initiation

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Tumor initiation is defined as "a process in which normal cells are changed so that they are able to form tumors".[1] It is the first phase in tumor development. Mutagens, substances that cause cancer can be tumor initiators.


  1. ^ "tumor initiation". National Cancer Institute. Retrieved 9 Nov 2012. 

 This article incorporates public domain material from the U.S. National Cancer Institute document "Dictionary of Cancer Terms".