heat-labile antibody

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• Complement system — This article is about an aspect of the immune system. For other uses, see complement (disambiguation). The complement system helps or “complements” the ability of antibodies and phagocytic cells to clear pathogens from an organism. It is part of… …   Wikipedia

• test — 1. To prove; to try a substance; to determine the chemical nature of a substance by means of reagents. 2. A method of examination, as to determine the presence or absence of a definite disease or of some substance in any of the fluids, tissues,… …   Medical dictionary

• antigen — Any substance that, as a result of coming in contact with appropriate cells, induces a state of sensitivity and/or immune responsiveness after a latent period (days to weeks) and that reacts in a demonstrable way with antibodies and/or immune… …   Medical dictionary

• complement — Ehrlich term for the thermolabile substance, normally present in serum, that is destructive to certain bacteria and other cells sensitized by a specific c. fixing antibody. C. is a group of at least 20 distinct serum proteins, the …   Medical dictionary

• Timeline of immunology — Timeline of immunology: * 1718 Lady Mary Wortley Montagu, the wife of the British ambassador to Constantinople, observed the positive effects of variolation on the native population and had the technique performed on her own children. * 1798… …   Wikipedia

• Mutaflor — is a probiotic consisting of a viable non pathogenic bacteria strain named Escherichia coli Nissle 1917.[1] The Escherichia coli strain Nissle 1917 designated DSM 6601 in the German Collection for Microorganisms in Brauschweig is one of the best… …   Wikipedia

• Toxin — One of a number of poisons produced by certain plants, animals, and bacteria. The term toxin is frequently used to refer specifically to a particular protein produced by some higher plants, animals and pathogenic (disease causing) bacteria. A… …   Medical dictionary

• Pomme de terre transgénique — Pommes de terre transgénique Amflora Une pomme de terre transgénique est une variété de pomme de terre (Solanum tuberosum) dérivée d une variété existante génétiquement modifiée par transgenèse, c est à dire dont le …   Wikipédia en Français

• complement — A heat labile system of enzymes in plasma associated with response to injury. Activation of the complement cascade occurs through two convergent pathways. In the classical pathway the formation of antibody/antigen complexes leads to binding of C1 …   Dictionary of molecular biology

• Escherichia coli O157:H7 — Topographical images of colonies of E. coli O157:H7 strains (A) 43895OW (curli non producing) and (B) 43895OR (curli producing) grown on agar for 48 h at 28°C. Escherichia coli O157:H7 …   Wikipedia

• alexin — Obsolete term for the bactericidal substances of cell free serum, the activity of which is destroyed by heating at 56°C; applied by Bordet to the heat labile substance normally present in serum and distinct from the sensitizing substance… …   Medical dictionary