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Home >Information for Patients > Dictionary Index

Dictionary of Cancer Terms

View in Spanish: Sobreexpresión

Overexpress (OH-ver-ek-SPRES)
In biology, to make too many copies of a protein or other substance. Overexpression of certain proteins or other substances may play a role in cancer development.



 
 
Source: National Cancer Institute Dictionary of Cancer Terms, available at www.cancer.gov/dictionary.