gap junction(redirected from Macula communicans)
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gap junction[′gap ‚jəŋk·shən]
An intercellular junction composed of cylindrical channels connecting adjacent cells; considered to be a low-resistance pathway for intercellular communication. Also known as communicating junction; nexus.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.