Fig. 3From: Methotrexate-loaded multifunctional nanoparticles with near-infrared irradiation for the treatment of rheumatoid arthritisIn vivo delivery and distribution of MTX-loaded MNPs. a In vivo NIR absorbance images of inflamed and non-inflamed paws of CIA mouse after intravenous injection of MTX-loaded MNPs (the picture below is a × 4 magnification of red box). b Thermal images of CIA mice treated with MTX-loaded MNPs, prior to and post NIR irradiationBack to article page