Fig. 5From: Selenium nanoparticles-loaded chitosan/citrate complex and its protection against oxidative stress in d-galactose-induced aging miceHistological details of liver sections in different groups of mice: a Control, b Model, c L-Se, d M-Se and e H-Se, obtained by using HE staining. The daily administrations are presented in Table 3, lasting for 45 days. After the last administration, mice were sacrificed to obtain serum and liver. Big arrows refer to congregated leucocytes and migratory leucocytes, while the smaller ones represent necrosisBack to article page