Transmembrane mucin 1

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Transmembrane mucin 1
Stain in short

EMA staining in ependymoma.
Abbreviation MUC1, MUC-1, EMA
Synonyms epithelial membrane antigen
Similar stains pankeratin
Positive most adenocarcinomas
Negative basal cell carcinoma

Transmembrane mucin 1, commonly abbreviated MUC1 (or MUC-1), is a commonly used immunostain.

It is also known epithelial membrane antigen, abbreviated EMA.[1]

A ring or dot-like expression pattern is typical for ependymoma.[2]


See also


  1. Online 'Mendelian Inheritance in Man' (OMIM) 158340
  2. Hasselblatt, M.; Paulus, W. (Oct 2003). "Sensitivity and specificity of epithelial membrane antigen staining patterns in ependymomas.". Acta Neuropathol 106 (4): 385-8. doi:10.1007/s00401-003-0752-8. PMID 12898159.

External links