Fig. 7From: Photocrosslinkable gelatin-treated dentin matrix hydrogel as a novel pulp capping agent for dentin regeneration: I. synthesis, characterizations and grafting optimizationFTIR spectrum of TDM, Gelatin, G-GMA copolymer, G-GMA/TDM crosslinked hydrogel with a molar ratio (1/0.097). IR (KBr): ѵ = 1722.5 cm.−1 (O–CO–O, carbonyl ester group)Back to article page