Figure 2.
Pathways of Ca2+ and H+ transport in the inner mitochondrial membrane and diagnostic inhibitors. Abbreviations: CU, Ca2+ uniporter inhibited by ruthenium red, RR; F1F0, ATP synthase inhibited by oligomycin; NCE, Na+-Ca2+ exchanger inhibited by CGP-37157, CGP; e.t.c., electron transport chain inhibited by cyanide; CCCP, a protonophore that collapses the mitochondrial membrane potential, Δψm.