Green fluorescent protein as a marker for gene expression
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Updated: Nov 8, 2026

08:46
Green Fluorescent Protein-based Expression Screening of Membrane Proteins in Escherichia coli
Published on: January 6, 2015
M Chalfie1, Y Tu, G Euskirchen
1Department of Biological Sciences, Columbia University, New York, NY 10027.
Abstract:
A complementary DNA for the Aequorea victoria green fluorescent protein (GFP) produces a fluorescent product when expressed in prokaryotic (Escherichia coli) or eukaryotic (Caenorhabditis elegans) cells. Because exogenous substrates and cofactors are not required for this fluorescence, GFP expression can be used to monitor gene expression and protein localization in living organisms.

