Haptene

hapten

[hap-ten]
noun Immunology.
a substance having a single antigenic determinant that can react with a previously existing antibody but cannot stimulate more antibody production unless combined with other molecules; a partial antigen.
Also, haptene [hap-teen] .


Origin:
1920–25; < German < Greek hápt(ein) to grasp + German -en -ene

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World English Dictionary
hapten or haptene (ˈhæptən, ˈhæptiːn)
 
n
immunol an incomplete antigen that can stimulate antibody production only when it is chemically combined with a particular protein
 
[C20: from German, from Greek haptein to fasten]
 
haptene or haptene
 
n
 
[C20: from German, from Greek haptein to fasten]

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
Medical Dictionary

hapten hap·ten (hāp'tən)
n.
A substance that is capable of reacting with a specific antibody but cannot induce the formation of antibodies unless bound to a carrier protein or other molecule. Also called incomplete antigen, partial antigen.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Encyclopedia Britannica
Encyclopedia

haptene

small molecule that stimulates the production of antibody molecules only when conjugated to a larger molecule, called a carrier molecule.

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Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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