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Related to affinity chromatography: Ion exchange chromatography
affinity chromatography[ə′fin·əd·ē ‚krō·mə′täg·rə·fē]
A chromatographic technique that utilizes the ability of biological molecules to bend to certain ligands specifically and reversibly; used in protein biochemistry.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.