specific hemolysin

См. также в других словарях:

• hemolysin — 1. Any substance elaborated by a living agent and capable of causing lysis of red blood cells and liberation of their hemoglobin. SYN: erythrocytolysin, erythrolysin. 2. A sensitizing (complement fixing) antibody that combines with red blood… …   Medical dictionary

• heterophile hemolysin — a hemolysin that has affinity for erythrocytes of animal species in addition to the one for which it is specific …   Medical dictionary

• fixation — 1. The condition of being firmly attached or set. 2. In histology, the rapid killing of tissue elements and their preservation and hardening to retain as nearly as possible the same relations they had in the living body. SYN: fixing. 3. In… …   Medical dictionary

• streptolysin-O — (SLO) (strep tol ī sin) A specific hemolysin produced by Streptococcus pyogenes that is inactivated by oxygen (hence the O in its name). SLO causes beta hemolysis of blood cells on agar plates incubated anaerobically …   Dictionary of microbiology

• wassermann reaction — noun Usage: usually capitalized W Etymology: after August von Wassermann died 1925 German bacteriologist : a complement fixing reaction occurring with the serum of syphilitic patients and used as a test for syphilis, being ordinarily made by… …   Useful english dictionary

• unit — 1. One; a single person or thing. 2. A standard of measure, weight, or any other quality, by multiplications or fractions of which a scale or system is formed. 3. A group of persons or things considered as a whole because of mutual activities or… …   Medical dictionary

• Pore forming toxins — (PFTs) are protein toxins, typically, (but not exclusively) produced by bacteria, such as C.perfringens and S.aureus . They are frequently cytotoxic (i.e., they kill cells) as they create unregulated pores in the membrane of targeted cells.Types… …   Wikipedia

• Exotoxin — An exotoxin is a soluble protein excreted by a microrganism, including bacteria, fungi, algae, and protozoa. An exotoxin can cause damage to the host by destroying cells or disrupting normal cellular metabolism. Both gram negative and gram… …   Wikipedia

• Nanopore sequencing — is a method under development since 1995 [1][2] for determining the order in which nucleotides occur on a strand of DNA. A nanopore is simply a small hole, of the order of 1 nanometer in internal diameter. Certain transmembrane cellular proteins… …   Wikipedia

• cyaA — Bifunctional hemolysin adenylate cyclase precursor Crystal structure of the N terminal adenylyl cyclase domain (ACD) of B. pertussis cyaA complexed with the C terminal domain of Xenopus calmodulin.[1] …   Wikipedia

• lysin — 1. A specific complement fixing antibody that acts destructively on cells and tissues; the various types are designated in accordance with the form of antigen that stimulates the production of the l., e.g., hemolysin, bacteriolysin. 2. Any… …   Medical dictionary