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5 Cards in this Set
- Front
- Back
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signal transduction pathway |
A mechanism linking a mechanical or chemical stimulus to a specific cellular response |
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cytokine |
Any of a group of proteins secreted by a number of cell types, including macrophages and helper T cells, that regulate the functions of lymphocytes and other cells of the immune system |
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growth factor |
A protein that must be present in the extracellular environment (culture medium or animal body) for the growth and normal development of certain types of cells; a local regulator that acts on nearby cells to stimulate cell proliferation and differentiation |
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nitric oxide (NO) |
A gas produced by many types of cells that functions as a local regulator, a nuerotransmitter, and a antibacterial agent |
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prostaglandin (PG) |
One of a group of modified fatty acids secreted by virtually all tissues and functioning as local regulators |
