1 Department of Medicine, The University of ChicagoChicago, IL, USA; Marine Biological Laboratory, Josephine Bay Paul CenterWoods Hole, MA, USA.
2 Marine Biological Laboratory, Josephine Bay Paul Center Woods Hole, MA, USA.
3 Marine Biological Laboratory, Josephine Bay Paul CenterWoods Hole, MA, USA; Laboratory of Microbiology of Extreme Environnments, UMR 6197, Institut Européen de la Mer, Université de Bretagne OccidentalePlouzane, France.