Affiliation: | a Experimental Surgery, Experimental Medicine Division, Instituto Nacional de Pediatría, Mexico c Electron Microscopy Laboratories, Experimental Medicine Division, Instituto Nacional de Pediatría, Mexico b Department of Surgery, School of Medicine, Universidad Nacional Autónoma de México (UNAM), Mexico d Department of Biochemistry, School of Medicine, Universidad Nacional Autónoma de México (UNAM), Mexico e Department of Cell and Tissue Biology, School of Medicine, Universidad Nacional Autónoma de México (UNAM), Mexico f Department of General Surgery, Hospital General de Mexico, Mexico City, Mexico |