- N,N,N',N'-tetramethyl-p-phenylenediamine initiates the appearance of a well-resolved I peak in the kinetics of chlorophyll fluorescence rise in isolated thylakoids. Bukhov, N.G., Govindachary, S., Egorova, E.A., Joly, D., Carpentier, R. Biochim. Biophys. Acta (2003)