Answers are grounded in this paper and cite their sources.
Hg(2+) was found to specifically induce the aggregation of perylene bisimide in a "thymine-Hg(2+)-thymine" binding motif and the resultant aggregates showed a highly selective and sensitive turn-on fluorescence response for cysteine, with a detection limit down to 9.6 nM.
No takes yet. Share an insight, caveat, or question.
Ruan et al. (2010) studied this question.
Synapse has enriched 10 related papers. Consider them for comparative context: