electron transport chain atp respiration cell biology etc mitochondria energy electrons phosphorylation oxidative cycle steps acid nadh diagram nad through
spermidine pathway eukaryotic mammalian conjugated initiation dhps synthase virus polyamines functions infection hydroxylase deacetylated
radical mitochondria metabolism nadh etc fadh2 pathways biochemical reducing equivalents glutathione mnsod
polyamine biosynthesis derived initiation translational acid synthesis eukaryotic
depicting role lhr mediated degradation receptor
upstream initiation increases cdf
pathways polyamine metabolism synthesis