| teichoic acid | <biochemistry> Acidic polymers (glycerol or ribitol linked by phosphodiester bridges) found in cell wall of gram-positive bacteria. May constitute 10-50% of wall dry weight and are cross linked to peptidoglycan. Related to lipoteichoic acids. (18 Nov 1997) |
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| teichoic acids | Bacterial polysaccharides that are rich in phosphodiester linkages. They are the major components of the cell walls and membranes of many bacteria. (12 Dec 1998) |