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Chromosome Microdissection for Detection of Subchromosomal Alterations by FISH
Methods in Molecular Medicine
|February 23, 2011
Summary
Chromosome microdissection is a versatile molecular cytogenetic technique. It enables DNA isolation for cloning and generates probes for detecting chromosome rearrangements and identifying cancer-associated genes.
Area of Science:
- Molecular Cytogenetics
- Genetics
Background:
- Chromosome microdissection bridges cytogenetics and molecular genetics.
- It has evolved into a reproducible technique over a decade.
Purpose of the Study:
- To highlight the diverse applications of chromosome microdissection.
- To showcase its utility in DNA isolation, probe generation, and gene identification.
Main Methods:
- DNA isolation from specific chromosomal regions.
- Generation of fluorescence in situ hybridization (FISH) probes.
- Application of microdissection with FISH and hybrid selection.
Main Results:
- Isolation of DNA for microclone libraries and positional cloning.
- Creation of chromosome and chromosome arm painting probes.
- Detection of chromosome rearrangements and identification of genes in HSRs.
Conclusions:
- Chromosome microdissection is a powerful tool in molecular genetics.
- Its applications range from basic research to cancer gene identification.
