Fig. 5From: NIR-laser-triggered gadolinium-doped carbon dots for magnetic resonance imaging, drug delivery and combined photothermal chemotherapy for triple negative breast cancera In vitro MRI of Gd-DTPA and Gd@CDs; b Linear fit between Gd3+ concentration and relaxation rate; c In vivo MRI before and after intravenous injection Dox@IR825@Gd@CDs solution. d In vivo MRI of mice before and after intratumoral injection of Dox@IR825@Gd@CDs solutionBack to article page