Hemolysin — Pfam box Symbol = Leukocidin Name = width =250 caption =Alpha hemolysin, a transmembrane heptamer Pfam= PF07968 InterPro= IPR001340 SMART= Prosite = SCOP = TCDB = OPM family= 35 OPM protein= 7ahl PDB=PDB3|1t5rH:57 303 PDB3|1lkfA:60 310 PDB3|2lkfA … Wikipedia
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
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
Francisella tularensis — Taxobox color = lightgrey name = Francisella tularensis image width = 240px image caption = F. tularensis colonies on an agar plate. regnum = Bacteria phylum = Proteobacteria classis = Gamma Proteobacteria ordo = Thiotrichales familia =… … Wikipedia
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
Food microbiology — is the study of the microorganisms which inhabit, create or contaminate food. Of major importance is the study of microorganisms causing food spoilage.cite book | author = Fratamico PM and Bayles DO (editor). | title = Foodborne Pathogens:… … Wikipedia
Cytolysin — refers to the substance or antibody elaborated by microorganisms, plants or animals that is specifically toxic to individual cells,[1][2] in many cases causing their dissolution through lysis. Cytolysins that have a specific action for certain… … Wikipedia
Listeriolysin O — (LLO) is a hemolysin produced by the bacterium Listeria monocytogenes , the pathogen responsible for causing listeriosis. The toxin may be considered a virulence factor, since it is crucial for the virulence of L. monocytogenes . [cite journal… … 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