Stains & CD markers
Cytokeratin 34 beta E12

Topic Completed: 1 July 2013

Minor changes: 2 September 2021

Copyright: 2003-2021,, Inc.

PubMed Search: 34betaE12[title]

Nat Pernick, M.D.
Page views in 2020: 13,804
Page views in 2021 to date: 10,393
Cite this page: Hamilton K, Pernick N. Cytokeratin 34 beta E12. website. Accessed September 21st, 2021.
Definition / general
  • High molecular weight keratin relatively specific for prostate basal cells
  • Reacts to CK1, CK5, CK10 and CK14 and possibly other keratins
  • Also called CK903, high molecular weight keratin
Uses by pathologists
Microscopic (histologic) images

Contributed by Stephen J. Schultenover, M.D.

Thyroid anaplastic carcinoma

Images hosted on other servers:

Low grade bladder neoplasms

Positive staining - normal
Positive staining - not malignant
Positive staining - malignant
Negative staining
Back to top
Image 01 Image 02