Tag Archives: THE ONCOGENE AND TUMOR SUPPRESSOR

8. THE ONCOGENE AND TUMOR SUPPRESSOR GENE CONCEPT

Proto-oncogenes have been defined as sequences of genetic material in a normal cell which appears to function in the regulation of cell proliferation and differentiation.  If these genes are mutated, amplified or abnormally expressed, then cell proliferation and/or differentiation would be altered (Weinberg, 1985).  These are the hallmarks of a cancer cell; namely, altered [...]