Fluorescent labels are special materials that emit a bright glow when exposed to certain types of light, helping scientists track and identify specific objects or substances. Full definition
But scientists say that it has potential for even better resolution and for examining protein - protein interactions, particularly if fluorescent labels of different colors can be applied to proteins. (science.sciencemag.org)
Over time, they developed methods that add fluorescent labels to cells in order to see features the human eye normally can't see. (gladstone.org)
Many popular methods, such as antibody labeling, are used to add physical fluorescent labels to specific cellular constituents. (kurzweilai.net)