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allotype

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Allotype
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al⋅lo⋅type

  [al-uh-tahyp]
Use allotype in a Sentence
–noun
1. Biology. a type specimen of the sex opposite to that of the holotype.
2. Immunology. an antibody of a given class having certain molecular sites shared by only some members of a species and therefore acting as an antigen to other members of the same species.
Origin:
1915–20; allo- + type; in immunological sense, prob. back formation from allotypy < F allotypie, coined in 1956

Related forms:
al⋅lo⋅typ⋅ic  [al-uh-tip-ik] , adjective
al⋅lo⋅typ⋅i⋅cal⋅ly, adverb
al⋅lo⋅typ⋅y  [al-uh-tahy-pee] , noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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Allotype
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al·lo·type   (āl'ə-tīp')   
n.  

  1. A biological specimen that is the opposite sex of a holotype.

  2. Immunology Any of the genetically determined variants in the constant region of a given subclass of immunoglobulin that is detectable as an antigen by members of the same species having a different constant region.

al'lo·typ'ic (-tĭp'ĭk) adj., al'lo·ty'py (-tī'pē) n.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Medical Dictionary

Main Entry: al·lo·type
Pronunciation: 'al-&-"tIp
Function: noun
: an alloantigen that is part of a plasma protein (as an antibody)—compare IDIOTYPE, ISOTYPE —al·lo·typ·ic /"al-&-'tip-ik/ adjective —al·lo·typ·i·cal·ly /-i-k(&-)lE/ adverb —al·lo·typy /'al-&-"tI-pE/ noun plural -typ·ies
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

allotype al·lo·type (āl'ə-tīp')
n.
Any of the genetically determined antigenic differences within a given class of immunoglobulin that occur among members of the same species.

al'lo·typ'ic (-tĭp'ĭk) adj.

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