Stains & molecular markers

Topic Completed: 1 February 2012

Minor changes: 16 December 2020

Copyright: 2003-2021,, Inc.

PubMed Search: FOXA1

Nat Pernick, M.D.
Page views in 2020: 147
Page views in 2021 to date: 10
Cite this page: Pernick N. FOXA1. website. Accessed January 20th, 2021.
Definition / general
  • Forkhead box A1 gene; also known as HNF3α (hepatocyte nuclear factor 3α)
  • DNA binding protein that acts as transcriptional activator for liver specific transcripts such as albumin and transthyretin; also interacts with chromatin
  • Marker of luminal A type breast cancer
Uses by pathologists
Microscopic (histologic) images

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FOXA1 and GATA3 in breast cancer cases

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