Fig. 2From: Novel inhalation therapy in pulmonary fibrosis: principles, applications and prospects(Reproduced with permission under the terms of CC-BY license [49])Tissue distribution of RBITC-QU-Nanogel in rats after aerosol inhalation. After aerosol inhalation of RBITC-QU-Nanogel (3 mg/mL) for 20 min, the lung, liver, and kidney were observed at predetermined time points (0, 2, 4, 6, 12 and 24 h)Back to article page