Biotechnology and Bioinformatics (1+1)

4.2.5. Uses

· to measure changes in expression levels,

· to detect single nucleotide polymorphisms (SNPs), or

· to genotype or resequence mutant genomes.

· to detect DNA (as in comparative genomic hybridization ), or detect

· RNA (most commonly as cDNA after reverse transcription ) that may or may not be translated into protein s. The process of measuring gene expression via cDNA is called expression analysis or expression profiling .