Fluorescence In Situ Hybridization

**Semantic type:** Molecular Biology Research Technique

**Definition:** A physical mapping approach that uses fluorescent tags to detect hybridization of probes within metaphase chromosomes or less condensed somatic interphase chromatin. This technique can be used for identification of chromosomal abnormalities and for gene mapping.

**Synonyms:** - FISH - FISH - FISH - FISH - Fluorescence in Situ Hybridization - Fluorescence in situ Hybridization - fluorescence in situ hybridization