Yue, X., Nikam, R. M., Kecskemethy, H. H., Kandula, V. V. R., Falchek, S. J., Averill, L. W., Langhans, S. A. Radiosynthesis of 1-(2-[18F]Fluoroethyl)-L-Tryptophan using a One-pot, Two-step Protocol. J. Vis. Exp. (175), e63025, doi:10.3791/63025 (2021).