Glossary

Terms and definitions for the site glossary

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Gastrointestinal Stromal Tumorsearch for term
A type of tumor that usually begins in cells in the wall of the gastrointestinal tract. It can be benign or malignant. Also called GIST.

Source: The Web site of the National Cancer Institute (http://www.cancer.gov)
Genesearch for term
A gene is a hereditary unit that is located in a specific place on a chromosome. Genes determine physical characteristics, such as hair or eye color. When genes are missing or damaged, cancer may occur.
Gene Therapysearch for term
Using genes inserted into the patient's body or tumor to stimulate the immune system.