Fig. 6From: Recent development of contrast agents for magnetic resonance and multimodal imaging of glioblastomaReprinted with permission from [128]; copyright (2015) John Wiley and Sons, Inc.Gd-based NPs for MRI and NIR-II FI. a Schematic diagram of the synthesis of Gd-Ag2S nanoprobe. b MRI of Gd-Ag2S NPs before and after injection. c NIR-II FI of Gd-Ag2S nanoprobe and NIR-I FI of ICG at equimolar concentration as reference.Back to article page