immunofluorescence

https://doi.org/10.1351/goldbook.13285
Technique for detection of cell- or tissue-associated antigens by the use of a fluorescently tagged ligand, e.g., an anti-immunoglobulin (Ig) conjugated to fluorescein isothiocyanate (FITC).
Source:
PAC, 2012, 84, 1113. (IUPAC glossary of terms used in immunotoxicology (IUPAC Recommendations 2012)) on page 1187 [Terms] [Paper]