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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
2
pubmed:dateCreated
2008-3-10
pubmed:abstractText
Achondroplasia is the most common form of dwarfism and has an incidence of approximately 1/7500. In more than 98% of cases, the disease is associated with a G to A or G to C substitution at nucleotide position 1138 (p.G380R) of the fibroblast growth factor receptor 3 (FGFR3) gene. We have developed a sensitive single tube tetra-primer PCR assay to detect both the c.1138G>A and c.1138G>C mutations and can successfully distinguish DNA samples that are homozygous and heterozygous for the c.1138G>A mutation. Titration studies showed that the assay could reliably detect one copy of the mutant allele in a mix of 100 wild-type alleles. The assay has been tested in 50 healthy controls, 3 known patients with achondroplasia, and 5 amniotic fluids suspected of having achondroplasia and for whom we had previously determined the genotypes for the c.1138G>A mutation by PCR-RFLP. We have observed complete concordance between methods. Our tetra-primer PCR assay is sensitive, low-cost, and easy to use method for FGFR3 p.G380R genotyping, which could be used even in "low-tech" laboratories.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Apr
pubmed:issn
0890-8508
pubmed:author
pubmed:issnType
Print
pubmed:volume
22
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
71-5
pubmed:dateRevised
2009-11-19
pubmed:meshHeading
pubmed:year
2008
pubmed:articleTitle
An improved tetra-primer PCR approach for the detection of the FGFR3 G380R mutation responsible for achondroplasia.
pubmed:affiliation
BURC Molecular Diagnostic Laboratory, Vali Konagi Cad, 34365 Sisli, Istanbul, Turkey.
pubmed:publicationType
Journal Article