Maternal origin of extra haploid set of chromosomes in third trimester triploid fetuses

E Dietzsch, M Ramsay, A L Christianson, B D Henderson, T J de Ravel

Research output: Contribution to journalArticlepeer-review

28 Citations (Scopus)

Abstract

Twenty-six highly polymorphic markers were used to determine the origin of the extra haploid chromosome set in 6 triploid fetuses of type II phenotype. All had reached the third trimester of pregnancy. The extra set was maternal in origin in all cases, supporting previous research indicating longer in utero survival of maternally-derived triploid fetuses. These findings provide evidence for an instance of genomic imprinting in humans.

Original languageEnglish
Pages (from-to)360-364
Number of pages5
JournalAmerican Journal of Medical Genetics
Volume58
Issue number4
DOIs
Publication statusPublished - 25 Sep 1995

Keywords

  • Adult
  • Chromosome Aberrations/embryology
  • Chromosome Disorders
  • Female
  • Fetal Growth Retardation/genetics
  • Genetic Markers
  • Genomic Imprinting
  • Gestational Age
  • Humans
  • Infant, Newborn
  • Male
  • Meiosis
  • Oogenesis
  • Polyploidy
  • Pregnancy

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