The cells’ mitochondria skip a key metabolic reaction that takes place in other cells in the body, a study finds. Created by editing the gray wolf genome, two dire wolves are the subject of ...

Ubiquinone, a metabolite critical to generating energy in cells, has long been thought to be the only mitochondrial electron transport chain carrier in mammals. Although other electron transporters ...

More information: Jonathan Valeros et al, Rhodoquinone carries electrons in the mammalian electron transport chain, Cell (2025). DOI: 10.1016/j.cell.2024.12.007 Journal information: Cell ...