Rhizobial bacterium helps diatom to bind nitrogen | Max-Planck-Gesellschaft https://www.mpg.de/21885340/0429-mbio-new-rhizobia-diatom-symbiosis-solves-long-standing-marine-mystery-154772-x?c=12641139
Newly discovered symbiosis probably plays a major role in marine nitrogen fixation
the Max Planck Institute for Marine Microbiology in Bremen