molecular

Fluorescence in situ hybridization (FISH)

What is fluorescence in situ hybridization? Fluorescence in situ hybridization (FISH) is a molecular test pathologists perform to learn more about the genetic material in a cell. FISH is commonly used to look for genetic changes in tumours. How does fluorescence in situ hybridization work? Fluorescence in situ hybridization uses a fluorescent probe which has …
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KRAS

What is KRAS? KRAS is a gene that provides instructions for making a protein called K-Ras. The K-Ras protein sends signals from outside of the cell to the nucleus. These signals cause normal, healthy cells to grow and divide. What is a gene? Each cell in your body contains a set of instructions that tell …
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