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toxoid    
n. 变性毒素,类毒素

变性毒素,类毒素

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  • Toxoid - Wikipedia
    A toxoid is an inactivated toxin (usually an exotoxin) whose toxicity has been suppressed while retaining its immunogenicity This is usually achieved by chemical (formalin) or heat treatment [1]
  • What Is a Toxoid Vaccine and How Does It Work?
    Toxoid vaccines represent a classical, highly effective form of subunit vaccination, occupying a distinct place among modern vaccine technologies Unlike whole-cell vaccines, which use the entire inactivated or weakened bacterium, toxoids focus narrowly on a single molecular component: the toxin
  • Toxoid | Definition, Antibody Production, Uses | Britannica
    toxoid, bacterial poison (toxin) that is no longer active but retains the property of combining with or stimulating the formation of antibodies In many bacterial diseases, the bacteria remain sequestered in one part of the body but produce a poison (exotoxin) that causes the disease manifestations
  • What is a Toxoid Vaccine? - News-Medical. net
    Toxoids are altered forms of toxins (exotoxins secreted by bacteria) whose toxicity is weakened; however, their immunogenicity is maintained As such, toxoids are able to cause a protective
  • Toxoid - an overview | ScienceDirect Topics
    Toxoids are exotoxin molecules that have been chemically altered (usually by formalin treatment) such that they lose their toxicity but not their immunogenicity Neutralizing antibodies generated in response to toxoid administration bind to the exotoxin and render it harmless
  • TOXOID Definition Meaning - Merriam-Webster
    The meaning of TOXOID is a toxin of a pathogenic organism treated so as to destroy its toxicity but leave it capable of inducing the formation of antibodies on injection
  • Toxoid | definition of toxoid by Medical dictionary
    toxoid a substance produced from a toxin but in which the toxicity is destroyed while the property of inducing immunity to the toxin is retained Used to immunize against toxigenic infections, for example DIPHTHERIA and TETANUS
  • What Is a Toxoid Vaccine and How Does It Work?
    The modified toxin, now called a toxoid, retains enough of its original structure to be recognized by the immune system A toxoid vaccine contains this detoxified form; it does not contain live bacteria or the active toxin
  • The Science Behind Toxoids: Mechanisms and Applications
    Toxoids are a class of vaccines that have been used for decades to protect against toxin-mediated diseases The science behind toxoids is rooted in their ability to stimulate an immune response without causing the disease itself
  • Toxoid vaccines Definition - Immunobiology Key Term | Fiveable
    Unlike traditional vaccines that use live or killed pathogens, toxoid vaccines contain modified toxins that are no longer harmful but can still elicit a strong immune response, leading to the production of antibodies





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