- diphtheria toxin
- a protein exotoxin produced by virulent (lysogenic) strains of Corynebacterium diphtheriae that is primarily responsible for the pathogenesis of diphtheritic infection. It is an enzyme that inhibits protein synthesis by inactivating a factor (EF-2) required for 2. the transfer of polypeptidyl-tRNA from acceptor to donor sites on ribosomes.
Medical dictionary. 2011.
Look at other dictionaries:
Diphtheria toxin — Diphtheria toxin, C domain complex of diphtheria toxin and heparin binding epidermal growth factor Identifiers Symbol Diphtheria C Pfam … Wikipedia
diphtheria toxin — An AB exotoxin (62 kD) coded by b corynephage of virulent Corynebacterium diphtheriae strains (that can produce a repressor of toxin production). The B subunit binds to receptors on the surface of the target cell and facilitates the entry of the… … Dictionary of molecular biology
diphtheria toxin for Schick test — [USP] a standardized preparation of diphtheria toxin used in the Schick test (q.v.). Formerly called diagnostic diphtheria t … Medical dictionary
diphtheria toxin diagnostic — diphtheria t. for Schick test … Medical dictionary
diphtheria toxin inactivated diagnostic — Schick test control … Medical dictionary
Diphtheria — Classification and external resources Diphtheria causes a characteristic swollen neck, sometimes referred to as “bull neck”. ICD 10 A … Wikipedia
toxin-antitoxin — n a mixture of toxin and antitoxin used esp. formerly in immunizing against a disease (as diphtheria) for which they are specific * * * (TA) tox·in an·ti·tox·in (TA) (tok″sin anґtĭ tok″sin) a nearly neutral mixture of diphtheria… … Medical dictionary
diphtheria — /dif thear ee euh, dip /, n. Pathol. a febrile, infectious disease caused by the bacillus Corynebacterium diphtheriae, and characterized by the formation of a false membrane in the air passages, esp. the throat. [1850 55; < NL < F diphthérie < Gk … Universalium
Toxin — This article is about the class of poisonous substances. For other uses, see Toxin (disambiguation). Universal warning symbol used to indicate toxic substances or environments A toxin (from Ancient Greek: τοξικόν toxikon) is a poisonous… … Wikipedia
diphtheria antitoxin — [USP] equine antitoxin from horses immunized against diphtheria toxin or the toxoid; administered intramuscularly or intravenously in the treatment of suspected cases of diphtheria … Medical dictionary