Heat shock protein. Definition

Medical Definition: Heat shock protein

It belongs to a group of proteins that help protect cells from stresses occurring elements such as heat, cold and low amounts of oxygen or glucose (sugar). The heat shock proteins function to help the other proteins of normal cells and may be present in high concentrations in cancer cells. Is being studied in blocking the activity of a heat shock protein called HSP90 for the treatment of cancer. Other heat shock proteins, HSP70 and gp96 are studied in vaccines to treat cancer. Also called stress protein HSP.

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