diphtheria toxoid


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Related to diphtheria toxoid: diphtheria antitoxin, tetanus toxoid

toxoid

 [tok´soid]
a toxin treated by heat or chemical agent to destroy its deleterious properties without destroying its ability to combine with or stimulate the formation of antitoxin.
diphtheria toxoid a sterile preparation of formaldehyde-treated products of the growth of Corynebacterium diphtheriae, used as an active immunizing agent, generally in mixtures with tetanus toxoid and pertussis vaccine (DTP) or with tetanus toxoid alone (DT for pediatric use and Td, which contains less diphtheria toxoid, for adult use).
tetanus toxoid a sterile preparation of formaldehyde-treated products of the growth of Clostridium tetani, used as an active immunizing agent, either in mixtures with diphtheria toxoid and pertussis vaccine (DTP, DT, Td) or by itself (T).

diphtheria toxoid

Diphtheria toxin altered so that it cannot cause disease but is still able to stimulate the production of antibodies for active immunization. It is used in diphtheria-pertussis-tetanus vaccine (DTaP).
See also: toxoid
References in periodicals archive ?
Updated recommendations for use of tetanus toxoid, reduced diphtheria toxoid and acellular pertussis vaccine (Tdap) in pregnant women and persons who have or anticipate having close contact with an infant aged <12 months--Advisory Committee on Immunization Practices (ACIP), 2011.
Tetanus toxoid and diphtheria toxoid are both classical protein antigens that depend on T-helper cells for both primary and recall antibody responses.
* CDC, Preventing Tetanus, Diphtheria and Pertussis Among Adults: Use of Tetanus Toxoid, Reduced Diphtheria Toxoid and Acellular Pertussis Vaccine.
Issues related to the decennial tetanus diphtheria toxoid booster recommendations in adults.
Tetanus and diphtheria toxoid (Td) vaccination would decrease the risk for recurrence of widespread diphtheria in the United States.
Immunogenicity and safety of a tetanus toxoid, reduced diphtheria toxoid and three-component acellular pertussis vaccine in adults 19-64 years of age.
Sanofi Pasteur, the vaccines division of the healthcare company Sanofi Group (Euronext:SAN) (NYSE: SNY), announced on Monday the approval by Health Canada of the expansion of the indication for Menactra (Meningococcal [Groups A, C, Y and W-135] Polysaccharide Diphtheria Toxoid Conjugate Vaccine) down to infants nine months of age.
The most recent changes are the interim recommendations from the February 2011 ACIP meeting pertaining to tetanus toxoid, reduced diphtheria toxoid, and acellular pertussis (Tdap) vaccine immunization and postexposure prophylaxis (PEP) for health care personnel.
In June 2005, a vaccine containing acellular pertussis antigens, tetanus toxoid, and reduced diphtheria toxoid (Tdap) was licensed for use in persons aged 11-64 years.
This product combines a small amount of diphtheria toxoid with the tetanus toxoid, because diphtheria is still a problem in some areas of the world.
stands for diphtheria toxoid. The smaller case "d" stands for a smaller amount of toxoid than in the standard dose of immunization.

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