Stains
Claudin1

Author: Nat Pernick, M.D. (see Authors page)

Revised: 29 December 2015, last major update July 2013

Copyright: (c) 2003-2015, PathologyOutlines.com, Inc.

PubMed Search: claudin-1
Cite this page: Claudin1. PathologyOutlines.com website. http://pathologyoutlines.com/topic/stainsclaudin1.html. Accessed August 20th, 2017.
Definition / general
Uses by pathologists
Microscopic (histologic) images

Images hosted on other servers:

Meningioma (fig 3B)



Images hosted on Nature.com:
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Renal tissue (non-neoplastic, fig 1A)

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Renal tumors - various

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Biphasic synovial sarcoma (left, fig B; right, fig C)


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Colon tumors (fig A)

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Monophasic synovial sarcoma (fig C)


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Poorly differentiated synovial sarcoma (fig c)


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Typical ES/PNET (fig C)

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Adamantinoma-like ES/PNET (fig c)


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Lung squamous cell carcinomas vs. adenocarcinomas (fig A-D)

Positive staining - normal
  • Brain, heart, kidney (strong), liver (strong), lung, spleen and testis
  • Also normal perineurium and endothelial cells
Positive staining - disease