Stains & molecular markers
MUC3 (MUC3A and MUC3B)


Topic Completed: 1 June 2005

Minor changes: 23 December 2020

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PubMed Search: MUC3 [title]

Nat Pernick, M.D.
Page views in 2020: 389
Page views in 2021 to date: 23
Cite this page: Pernick N. MUC3 (MUC3A and MUC3B). PathologyOutlines.com website. https://www.pathologyoutlines.com/topic/stainsmuc3.html. Accessed January 20th, 2021.
Definition / general
  • Upregulated by steroid hormones in vitro
Positive staining - disease
  • Invasive breast carcinoma, gastric carcinoma (associated with poor prognosis)
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