chalones


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chalones

[′ka‚lōnz]
(biochemistry)
Substances thought to be molecules of the protein-polypeptide class that are produced as part of the growth-control systems of tissues; known to inhibit cell division by acting on several phases in the mitotic cycle.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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In the 1960s, scientists proposed that organspecific molecules dubbed chalones regulate growth, notes McKnight.