Teichoic acid | definition of teichoic acid by Medical dictionary
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teichoic acid /tei·cho·ic ac·id/ (ti-ko´ik) any of a diverse group of antigenic polymers of glycerol or ribitol phosphates found attached to the cell walls or in intracellular association with membranes of gram-positive bacteria; they determine group specificity of some species, e.g., the staphylococci.
Any of the polymers found in the cell walls of some gram-positive bacteria, such as the staphylococci.
References in periodicals archive
But two molecules successfully blocked the early-stage gene and hindered teichoic acid
and O-specific polysaccharides may be used as adhesins by Gram-positive and Gram-negative bacteria, respectively.
Structural characterization of teichoic acids
from Lactobacillus brevis.
This has been attributed mainly to the abundance of teichoic acids
in the Gram positive peptidoglycan layer and the fact that the peptidoglycan layer in Gram negative bacteria is hidden behind the outer membrane which has a lower binding capacity (Beveridge 1988).