Claudin-1 is a tight junction-associated protein.
Pathology
CLDN1 germline mutations in neonatal ichthyosis-sclerosing cholangitis syndrome (MIM.607626)
Immunochemistry
Expression of claudin-1 distinguishes soft tissue perineurioma from potential mimics (12459629)
References
Folpe AL, Billings SD, McKenney JK, Walsh SV, Nusrat A, Weiss SW. Expression of claudin-1, a recently described tight junction-associated protein, distinguishes soft tissue perineurioma from potential mimics. Am J Surg Pathol. 2002 Dec;26(12):1620-6. PMID: 12459629