AUTHOR=Gerwig Jan , Stülke Jörg TITLE=Far from being well understood: multiple protein phosphorylation events control cell differentiation in Bacillus subtilis at different levels JOURNAL=Frontiers in Microbiology VOLUME=5 YEAR=2014 URL=https://www.frontiersin.org/journals/microbiology/articles/10.3389/fmicb.2014.00704 DOI=10.3389/fmicb.2014.00704 ISSN=1664-302X