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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 ?
Add to the rogues' gallery of en-suite bad actors the very small cell wall fragments of fungi (beta glucans and mannans), fungal and bacterial enzymes/proteins (hemolysins, spirocyclic drimanes and proteinases), not to mention the result of each of these non-living elements acting synergistically, one with another.
Staphylococcus aureus hemolysins, bi-component leukocidins, and cytolytic peptides: a redundant arsenal of membrane-damaging virulence factors?
The large-sized plasmids of enterohemorrhagic Escherichia coli O157 strains encode hemolysins which are presumably members of the E.
is attributed to many diseases by producing cytotoxins, hemolysins and resistance to many antibiotics (1).
Antiphagocytic factor (Fibrinolysin), hemolysins, and coagulase are important virulence factors also reported in pathogenic bacteria [46, 47].
Toxins can be identified by the presence of a variety of proteins, such as hemolysins, hemolytic enterotoxins, colicin V, lytic proteins, and Nudix hydrolases.
Ojcius et al., "Leptospiral hemolysins induce proinflammatory cytokines through toll-like receptor 2-and 4-mediated JNK and NF-kB signaling pathways," PLoS ONE, vol.
This might be due to hemolysins toxins secreted by certain strains of gram-negative bacteria and increased RBC fragility, which eventually causes hemolysis and unconjugated hyperbilirubinemia [13].
TST, as its name suggests causes toxic shock syndrome which is a life threatening condition and hemolysins lyze the red blood cells.4,5 Information about the presence of these virulence factors can provide vital clues to the clinician and epidemiologists.
Hemolysins have been classically defined as exotoxins that are capable of lysing red blood cells as well as nucleated cells.
S.aureus has many potential virulence factors that play an important part in spread of infections such as surface protein, hyaluronidase, protein A, hemolysins.2