Fig. 1From: Quantitative hypoxia mapping using a self-calibrated activatable nanoprobeCharacterization of Cy7-1/PG5-Cy5@LWHA. a UV–vis absorption spectra of Cy5 (orange), Cy7-1 (blue), Cy7-1/PG5-Cy5@LWHA (black). b Hydrodynamic size and zeta potential of Cy7-1/PG5-Cy5@LWHA nanoprobe. c TEM image of the nanoprobe, scale bar: 200 nmBack to article page