CD Markers

Topic Completed: 13 November 2019

Minor changes: 6 November 2020

Copyright: 2019-2021,, Inc.

Nat Pernick, M.D.
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Table of Contents
Definition / general
Cite this page: Pernick N. CD47R. website. Accessed January 15th, 2021.
Definition / general
  • May not be a current CD marker; information is based on older sources
  • Designation for CDw149 which was deleted at the 7th HLDA Workshop (Tissue Antigens 2000;56:258)
  • Poorly characterized, with little information available
  • Also called Rh related antigen, MEM-133
  • Similar distribution as CD47 but dimmer
  • Recognizes a clustered subset of CD47 (Tissue Antigens 2000;56:258)
  • Positive staining: lymphocytes, monocytes, neutrophils (weak), eosinophils (weak) and platelets (weak)
  • Negative staining: erythrocytes
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