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Definition of properdin - 3 dictionary results
pro·per·din   (prō-pûr'dn)   
n.  A protein in blood serum that participates in the body's immune response by working in conjunction with the alternative pathway of the complement system.

[Probably pro-1 + Latin perdere, to destroy; see perdition + -in.]
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: pro·per·din
Pronunciation: prO-'p&rd-&n
Function: noun
: a serum protein that participates in destruction ofbacteria, neutralization of viruses, and lysis of red blood cells
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

properdin pro·per·din (prō-pûr'dn)
n.
A natural protein in human blood serum that participates in the body's immune response by working in conjunction with the complement system.

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