homogeneously staining region
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homogeneously staining region[‚hō·mə¦jēn·ē·əs·lē ¦stān·iŋ ‚rē·jən]
(cell and molecular biology)
In human chromosomes, an extended chromosomal segment that has a banding pattern and represents a site of gene amplification; found mostly in cancer cells.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.