PAX2

Images

 PAX2, SOX9 cartography of the Developing Urogenital System

• https://twitter.com/chioseasi/status/846181405587640321

Expression in normal cells

 renal medullary epithelial cells (15623552)

Expression in tumors

 renal cell carcinomas (RCCs )

• PAX2 stains less subtypes of renal cell carcinoma, and is less likely to stain mullerian carcinomas than PAX8.

Pathology

 germline mutations of APX2 in

• optic disk dysplasia
  • bilateral colobomatous disk anomaly

• foveal hypoplasia
• pigmented macular atrophy
• macular anomalies (15652857)
• optic disk anomalies (15652857)
  • bilateral colobomatous disk anomaly

• horizontal nystagmus
• poor visual acuity
• foveal hypoplasia
• bilaterally impaired vision
• optic disk dysplasia
• foveolar hypoplasia

 renal anomalies

• chronic renal failure
• renal dysfunction
• oligomeganephronia (11168927)
• isolated renal hypoplasia (11461952, 10587573)
• associated renal hypoplasia
  • papillorenal syndrome (renal-coloboma syndrome) (MIM.120330) (11093271, 11730657, 9760197, 8943028, 9132492, 8589702, 7795640)

 Chiari 1 malformation (10533062)

See also

 PAXs (PAX6 )

References > Pathology

 Gupta R, Balzer B, Picken M, Osunkoya A, Shet T, Alsabeh R, Luthringer D, Paner GP, Amin MB. Diagnostic Implications of Transcription Factor Pax 2 Protein and Transmembrane Enzyme Complex Carbonic Anhydrase IX Immunoreactivity in Adult Renal Epithelial Neoplasms. Am J Surg Pathol. 2008 Oct 20. PMID: 18941400

References > Genetics

 Stayner C, Iglesias DM, Goodyer PR, Ellis L, Germino G, Zhou J, Eccles MR. Pax2 gene dosage influences cystogenesis in autosomal dominant polycystic kidney disease. Hum Mol Genet. 2006 Dec 15;15(24):3520-8. PMID: 17082250

Reviews

 Kozmik Z. Pax genes in eye development and evolution. Curr Opin Genet Dev. 2005 Aug;15(4):430-8. PMID: 15950457

 Eccles, M. R.; He, S.; Legge, M.; Kumar, R.; Fox, J.; Zhou, C.; French, M.; Tsai, R. W. S. : PAX genes in development and disease: the role of PAX2 in urogenital tract development. Int. J. Dev. Biol. 46: 535-544, 2002. PubMed ID : 12141441

 Murer L, Caridi G, Della Vella M, Montini G, Carasi C, Ghiggeri G, Zacchello G. Expression of nuclear transcription factor PAX2 in renal biopsies of juvenile nephronophthisis. Nephron. 2002 Aug;91(4):588-93. PMID: 12138259

 Salomon R, Tellier AL, Attie-Bitach T, Amiel J, Vekemans M, Lyonnet S, Dureau P, Niaudet P, Gubler MC, Broyer M. PAX2 mutations in oligomeganephronia. Kidney Int. 2001 Feb;59(2):457-62. PMID: 11168927