lipoteichoic acid

lipoteichoic acid
lipo·tei·cho·ic ac·id (lip″o-ti-koґik) any of various teichoic acids (q.v.) that are covalently linked to glycolipids of the plasma membrane of gram-positive bacteria. In certain bacteria, they are major antigenic determinants. Cf. wall teichoic acid.

Medical dictionary. 2011.

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  • Lipoteichoic acid — (LTA) is a surface associated adhesion amphiphile from Gram positive bacteria and regulator of autolytic wall enzymes (muramidases). It is released from the bacterial cells mainly after bacteriolysis induced by lysozyme, cationic peptides from… …   Wikipedia

  • lipoteichoic acid — Compounds formed from teichoic acid linked to glycolipid and found in the walls of most Gram positive bacteria. The lipoteichoic acid of streptococci may function as an adhesin …   Dictionary of molecular biology

  • lipoteichoic acid — noun Any of various lipid derivatives of teichoic acids …   Wiktionary

  • Mycolic acid — Mycolic acids are long fatty acids found in the cell walls of the mycolata taxon, a group of bacteria that includes Mycobacterium tuberculosis, the causative agent of the disease tuberculosis. They form the major component of the cell wall of… …   Wikipedia

  • N-Acetylmuramic acid — Identifiers CAS number 10597 89 4 …   Wikipedia

  • Diaminopimelic acid — Diaminopimelic acid …   Wikipedia

  • wall teichoic acid — any of various teichoic acids that are attached to N acetylmuramic acid residues of the peptidoglycan of gram positive bacteria; they may serve as antigenic determinants for certain bacteria. Cf. lipoteichoic acid …   Medical dictionary

  • teichoic acid — 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 acid …   Dictionary of molecular biology

  • teichoic acid — tei·cho·ic acid tī .kō ik n any of a class of strongly acidic polymers found in the cell walls, capsules, and membranes of all gram positive bacteria and containing residues of the phosphates of glycerol and adonitol * * * tei·cho·ic ac·id (ti… …   Medical dictionary

  • Gram-positive bacteria — Gram positive bacteria, stained purple, of both the bacillus (“rod shaped”) and coccus (spherical) forms.  A few Gram negative bacteria are also present, stained pink.  Numbered ticks are eleven (11) microns apart. Gram positive… …   Wikipedia

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