Hypermethylated RASSF1A in Maternal Plasma: A Universal Fetal DNA Marker that Improves the Reliability of Noninvasive Prenatal Diagnosis
Author(s) -
K.C. Allen Chan,
Chunming Ding,
Ageliki Gerovassili,
Sze Wan Yeung,
Rossa W. K. Chiu,
Tse Ngong Leung,
Tze Kin Lau,
S Chim,
Grace TY Chung,
K. H. Nicolaides,
YM Dennis Lo
Publication year - 2006
Publication title -
clinical chemistry
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.705
H-Index - 218
eISSN - 1530-8561
pISSN - 0009-9147
DOI - 10.1373/clinchem.2006.074997
Subject(s) - fetus , cell free fetal dna , dna methylation , prenatal diagnosis , genotyping , methylation , genotype , andrology , biology , pregnancy , placenta , microbiology and biotechnology , medicine , dna , gene , genetics , gene expression
We recently demonstrated that the promoter of the RASSF1A gene is hypermethylated in the placenta and hypomethylated in maternal blood cells. This methylation pattern allows the use of methylation-sensitive restriction enzyme digestion for detecting the placental-derived hypermethylated RASSF1A sequences in maternal plasma.
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