Fig. 3
From: Sequential drug delivery by injectable macroporous hydrogels for combined photodynamic-chemotherapy
G′ and G′′ of hydrogel in different solution of pH 7.2 (a), pH 6.4 (b), pH 5.0 (c), degradation and release of TPP from hydrogel in PBS with different pH values (d), macroscopic state of hydrogel under different acidity conditions (e, f), drug release of DOX from hMSN under different pH medium (g), drug release of CA4P (h) and DOX (i) from hydrogel in different medium respectively, drug release of CA4P, DOX behavior in pH 5.0 (j)