CD Markers
CD65s



Topic Completed: 1 February 2002

Minor changes: 2 October 2020

Copyright: 2002-2021, PathologyOutlines.com, Inc.

PubMed Search: CD65s

Nat Pernick, M.D.
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Cite this page: Pernick N. CD65s. PathologyOutlines.com website. https://www.pathologyoutlines.com/topic/cdmarkerscd65s.html. Accessed January 16th, 2021.
Definition / general
  • Also called sialylated-CD65
  • A carbohydrate antigen, not a protein
  • Appears when CD34 antigen disappears
  • Antibodies may either recognize CD65s (sialylated) or CD65 (non-sialylated)
Uses by pathologists
Positive staining - normal
  • Granulocytes, monocytes
Positive staining - disease
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