Fluorescence In Situ Hybridization (FISH)

Locates a specific DNA or RNA sequence within an intact cell or chromosome using a fluorescently labeled complementary probe.

References

• Gall, J.G., Pardue, M.L. "Formation and Detection of RNA-DNA Hybrid Molecules in Cytological Preparations." Proceedings of the National Academy of Sciences 63, no. 2 (1969): 378–383.