Immunocytochemistry of OXPHOS proteins in liver of patient 3. 16a: complex IV (coloured red) is present only in islets of cells amid unstained parenchyma. 16b: complex II is present in red granules, i.e. in mitochondria in all parenchymal cells.
Roels et al. BMC Clinical Pathology 2009 9:4 doi:10.1186/1472-6890-9-4