Parental mosaicism in de novo translocation (21q21q) Down's syndrome.

Eitemau Tebyg

• Down syndrome due to de novo Robertsonian translocation t(14q;21q): DNA polymorphism analysis suggests that the origin of the extra 21q is maternal.
  gan: Petersen, M B, et al.
  Cyhoeddwyd: (1991)
• Mosaic Down's syndrome with de novo 45,XX,-21,-22,+t(21q;22q)/46,XX,-21,+t(21q;21q) rearrangement.
  gan: Tharapel, A T, et al.
  Cyhoeddwyd: (1984)
• Sibship (21q21q) Translocation Down's Syndrome with Maternal Transmission
  gan: Furbetta, M., et al.
  Cyhoeddwyd: (1973)
• Analysis of DNA polymorphisms suggests that most de novo dup(21q) chromosomes in patients with Down syndrome are isochromosomes and not translocations.
  gan: Antonarakis, S E, et al.
  Cyhoeddwyd: (1990)
• A rare translocation (47,XY,t(2p-;21q+),21+) associated with Down's syndrome.
  gan: Miller, J R, et al.
  Cyhoeddwyd: (1970)