Heterotaxy, or situs ambiguus, is an abnormal arrangement of the thoracic and abdominal viscera. The phenotype with mirror-image reversed left-right axis is called situs inversus, while partial alterations in the left-right organization is referred to as heterotaxy. Heterotaxy is associated with perturbation of nodal signaling during embryogenesis.
Bamford RN, Roessler E, Burdine RD, Saplakoglu U, dela Cruz J, Splitt M, Goodship JA, Towbin J, Bowers P, Ferrero GB, Marino B, Schier AF, Shen MM, Muenke M, Casey B
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Loss-of-function mutations in the EGF-CFC gene CFC1 are associated with human left-right laterality defects.
Szenker-Ravi E, Ott T, Khatoo M, de Bellaing AM, Goh WX, Chong YL, Beckers A, Kannesan D, Louvel G, Anujan P, Ravi V, Bonnard C, Moutton S, Schoen P, Fradin M, Colin E, Megarbane A, Daou L, Chehab G, Di Filippo S, Rooryck C, Deleuze JF, Boland A, Arribard N, Eker R, Tohari S, Ng AY, Rio M, Lim CT, Eisenhaber B, Eisenhaber F, Venkatesh B, Amiel J, Crollius HR, Gordon CT, Gossler A, Roy S, Attie-Bitach T, Blum M, Bouvagnet P, Reversade B
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Discovery of a genetic module essential for assigning left-right asymmetry in humans and ancestral vertebrates.
Bolkier Y, Barel O, Marek-Yagel D, Atias-Varon D, Kagan M, Vardi A, Mishali D, Katz U, Salem Y, Tirosh-Wagner T, Jacobson JM, Raas-Rothschild A, Chorin O, Eliyahu A, Sarouf Y, Shlomovitz O, Veber A, Shalva N, Javasky E, Ben Moshe Y, Staretz-Chacham O, Rechavi G, Mane S, Anikster Y, Vivante A, Pode-Shakked B
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Whole-exome sequencing reveals a monogenic cause in 56% of individuals with laterality disorders and associated congenital heart defects.
Szenker-Ravi E, Ott T, Yusof A, Chopra M, Khatoo M, Pak B, Xuan Goh W, Beckers A, Brady AF, Ewans LJ, Djaziri N, Almontashiri NAM, Alghamdi MA, Alharby E, Dasouki M, Romo L, Tan WH, Maddirevula S, Alkuraya FS, Giordano JL, Alkelai A, Wapner RJ, Stals K, Alfadhel M, Alswaid AF, Bogusch S, Schafer-Kosulya A, Vogel S, Vick P, Schweickert A, Wakeling M, Moreau de Bellaing A, Alshamsi AM, Sanlaville D, Mbarek H, Saad C, Ellard S, Eisenhaber F, Tripolszki K, Beetz C, Bauer P, Gossler A, Eisenhaber B, Blum M, Bouvagnet P, Bertoli-Avella A, Amiel J, Gordon CT, Reversade B
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CIROZ is dispensable in ancestral vertebrates but essential for left-right patterning in humans.