molecular hybridization


hybridization

 [hi″brid-ĭ-za´shun] 1. the production of hybrids.2. molecular hybridization.fluorescent in situ hybridization (FISH) a mapping" >genetic mapping technique using fluorescent tags for analysis of chromosomal aberrations and genetic abnormalities. Called also chromosome painting.molecular hybridization in molecular biology, formation of a partially or wholly complementary nucleic acid duplex by association of single strands, usually between DNA and RNA strands or previously unassociated DNA strands, but also between RNA strands; used to detect and isolate specific sequences, measure homology, or define other characteristics of one or both strands.