Fig. 6

Antitumor effects of TMZ/PSi NPs in combination with PTT and HBO in vivo. a Tumor thermal imaging exposed to NIR irradiation. b Tumor thermal curve exposed to NIR irradiation. c Tumors from mice after different treatments. Bar: 1 cm. d Changes of tumor volume (n = 5; **P < 0.01, ^#, TMZ/PSi vs TMZ/PSi + PTT + HBO, P < 0.05). e Tumor weight (n = 5; **P < 0.01). f Immunohistochemical staining of Ki-67, bar: 20 μm