We describe a nonisotopic single-tube polymerase chain reaction (PCR) multiplex system that detects 10 of the more common cystic fibrosis (CF) mutations (AF508, AI507, V520F, G551D, G542X, R553X, R117H, 621 + l h T , N1303K, A455E). The use of this method detects approximately 90% of the CF alleles
A rapid, efficient, and sensitive assay for simultaneous detection of multiple cystic fibrosis mutations
β Scribed by Bruno Costes; Pascale Fanen; Michel Goossens; Nada Ghanem
- Publisher
- John Wiley and Sons
- Year
- 1993
- Tongue
- English
- Weight
- 579 KB
- Volume
- 2
- Category
- Article
- ISSN
- 1059-7794
No coin nor oath required. For personal study only.
β¦ Synopsis
We describe the use of DGGE multiplex systems for rapid analysis of 15 exons of the cystic fibrosis transmembrane conductance regulator (CFTR) gene, in which about half of the known CF molecular defects are clustered. We have previously determined the spectrum of mutations affecting the CFTR gene in the French population using a strategy based on denaturing gradient gel electrophoresis (DGGE) of amplified gene segments. Analysis of CF patients' DNA with five DGGE multiplex systems permitted us to characterize nearly 35% of non-AF508 CF alleles and increased the CF allele detection rate to almost 82% in this population. This simple and rapid multiplex analysis strategy, which allows a significant proportion of the most frequent CF mutations in Caucasians to be detected, will be helpful in the implementation of genetic screening programs.
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