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. Author manuscript; available in PMC: 2014 Jun 28.
Published in final edited form as: Chem Commun (Camb). 2013 Jun 28;49(51):5796–5798. doi: 10.1039/c3cc42721h

Table 1.

Results of FID experiments showing percent displace of TO (ΔF) and DC50 values.

Ligand DC50 (μM) % change in fluorescence
(Na+) Na+ K+
1 >2.5 39.2 4.0
2 0.15 61.6 39.1
3 1.34 36.5 23.2
4 0.16 56.8 18.4
2-amino anthraquinone -- 22.0 11.0
neomycin -- 9.0 1.0