Today the publication of Catarina Cúcio, Lex Overmars, Aschwin Engelen and Gerard Muyzer entitled Metagenomic analysis shows the presence of bacteria related to free-living forms of sulfur-oxidizing chemolithoautotrophic symbionts in the rhizosphere of the seagrass Zostera marina is published in Frontiers in Marine Science. go to READ MORE and click on https://doi.org/10.3389/fmars.2018.00171 to read this article.