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Related to Hemolysins: Leukocidins


 (hĭ-mŏl′ĭ-sĭn, hē′mə-lī′-)
An agent or substance, such as an antibody or a bacterial toxin, that causes the destruction of red blood cells, thereby liberating hemoglobin.


(hɪˈmɒl ɪ sɪn)

any substance in the blood that initiates the dissolution of red blood cells, as a bacterial toxin.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.hemolysin - any substance that can cause lysis (destruction) of erythrocytes (red blood cells) and the release of their hemoglobin
organic compound - any compound of carbon and another element or a radical
streptolysin - any of several hemolysins derived from strains of streptococcus
References in periodicals archive ?
It detects the production of enhanced hemolysis which occurs when [beta]-lysin and the hemolysins of GBS come in contact, making an arrow-shaped hemolysis pattern.
It can produce several toxins including deoxyribonuclease, lecithinase, hyaluronidase, and hemolysins, which can lead to tissue necrosis, disseminated intravascular coagulation, intravascular thrombosis, and hemolysis.
These hemolysins are considered virulence factors, and some clinical strains have either the tdh gene or the trh gene, and some contain both (Joseph et al.
Hemolysins are produced by bacteria in order to obtain nutrients from host cells.
hydrophila virulence could involve several extracellular enzymes including proteases, hemolysins, enterotoxins, and acetylcholinesterase.
If hemolysis occurs as a result of the fragility of the red blood cells, and/or as a result of the production of hemolysins by certain bacteria (i.
In addition, bacterial hemolysis and hemolysins, a subject of considerable significance with respect to bacterial identification and pathogenesis, received only one paragraph of attention.
perfringens, including four lethal toxins, hemolysins, proteases, neuraminidase and enterotoxin.
He was also involved in research on hemolysins, complement, and cancer.
GAMMAGARD LIQUID contains blood group antibodies that may act as hemolysins and induce in vivo coating of red blood cells (RBC) with immune globulin.
Now, Key characters are used for species and subspecies identification include colony morphology, oxygen requirements, coagulase, clumping factor, heat-stable nuclease, hemolysins, catalase, oxidase, alkaline phosphatase, urease, ornithine decarboxylase, pyrrolidonyl arylamidase, [beta]- galactosidase, acetoin production, nitrate reduction, esculin hydrolysis and aerobic acid production from a variety of carbohydrates including D-trehalose, Dmannitol, D-mannose, D-turanose, D-xylose, D-cellobiose, L-arabinose, maltose, -lactose, sucrose, and raffinose, and intrinsic resistance to novobiocin and polymyxin B [7].