Fig. 1From: A novel quantification platform for point-of-care testing of circulating MicroRNAs based on allosteric spherical nanoprobeCharacterization of the allosteric spherical nanoprobe. a Melting curve of allosteric spherical nanoprobe and the hybridization structure. b Non-denatured PAGE analysis of allosteric spherical nanoprobe. Lane 1, Seq A; lane 2, Seq B; lane 3, Seq C; lane 4, miRNA-150; lane 5, dual-hairpin; lane 6: dual-hairpin and miRNA-150; M1, DNA marker; M2, miRNA marker. c Fluorescence emission spectra of different sequence in allosteric spherical nanoprobe. The concentrations of samples were both 2000Â nMBack to article page