By Michael J. Knight and others. Nature Communications 7, 11926 (16 June 2016). DOI: doi.org/10.1038/ncomms11926
Verified locators: Zinc silicate fluorescence, Figure 3; Proteoliposome transport assays, Figures 4–5; Discussion, near-neutral orthosilicic acid and sodium-dependent transport. The zinc signal is an indirect transport assay calibrated with silicic acid, not intrinsic fluorescence of free silicic acid.