image: Transmission microscopic image of a heme-stained sulfate-reducing bacterium isolated from marine sediments. This material relates to a paper that appeared in the Feb. 16, 2017, issue of Science Advances, published by AAAS. The paper, by Xiao Deng at The University of Tokyo in Tokyo, Japan, and colleagues was titled, "Multi-heme cytochromes provide a pathway for survival in energy-limited environments." view more
Credit: Deng et al., Sci. Adv. 2018;4: eaao5682