AUTHOR=Aon Miguel A. , Camara Amadou K. S. TITLE=Mitochondria: hubs of cellular signaling, energetics and redox balance. A rich, vibrant, and diverse landscape of mitochondrial research JOURNAL=Frontiers in Physiology VOLUME=6 YEAR=2015 URL=https://www.frontiersin.org/journals/physiology/articles/10.3389/fphys.2015.00094 DOI=10.3389/fphys.2015.00094 ISSN=1664-042X