PMID- 22830931 OWN - NLM STAT- MEDLINE DCOM- 20131126 LR - 20181202 IS - 1462-2920 (Electronic) IS - 1462-2912 (Linking) VI - 15 IP - 3 DP - 2013 Mar TI - Mollicutes-related endobacteria thrive inside liverwort-associated arbuscular mycorrhizal fungi. PG - 822-36 LID - 10.1111/j.1462-2920.2012.02833.x [doi] AB - Arbuscular mycorrhizal fungi (AMF) can host Gram-positive endobacteria (BLOs) in their cytoplasm. These have been identified as Mollicutes-related microbes based on an inventory of AMF spores from fungal collections. Bacteria-like organisms (BLOs) of unknown identity have also been reported in the cytoplasm of AMF associated with liverworts, the earliest-diverged extant lineage of land plants. A combination of morphological, molecular and phylogenetic analyses revealed that three samples of two liverwort species (Conocephalum conicum and Lunularia cruciata) growing spontaneously in a botanical garden harboured AMF belonging to Glomerales, and these, in turn, hosted coccoid BLOs. 16S rDNA sequences from these BLOs clustered with the Mollicutes sequences identified from the spore collections but revealed the presence of novel phylotypes. Electron microscopy and fluorescence in situ hybridization (FISH) confirmed the presence of BLOs inside the cytoplasm of AMF hyphae colonizing the liverwort thalli. The high genetic variability of BLOs in liverwort-AMF associations thriving in the same ecological niche raises questions about the mechanisms underlying such diversity. CI - (c) 2012 Society for Applied Microbiology and Blackwell Publishing Ltd. FAU - Desiro, Alessandro AU - Desiro A AD - Department of Life Sciences and Systems Biology, University of Torino, Torino, Italy. FAU - Naumann, Maria AU - Naumann M FAU - Epis, Sara AU - Epis S FAU - Novero, Mara AU - Novero M FAU - Bandi, Claudio AU - Bandi C FAU - Genre, Andrea AU - Genre A FAU - Bonfante, Paola AU - Bonfante P LA - eng SI - GENBANK/JN791098 SI - GENBANK/JN791099 SI - GENBANK/JN791100 SI - GENBANK/JN791101 SI - GENBANK/JN791102 SI - GENBANK/JN791103 SI - GENBANK/JN791104 SI - GENBANK/JN791105 SI - GENBANK/JN791106 SI - GENBANK/JN791107 SI - GENBANK/JN791108 SI - GENBANK/JN791109 SI - GENBANK/JN791110 SI - GENBANK/JN791111 SI - GENBANK/JN791112 SI - GENBANK/JN791113 SI - GENBANK/JN791114 SI - GENBANK/JN791115 SI - GENBANK/JN791116 SI - GENBANK/JN791117 SI - GENBANK/JN791118 SI - GENBANK/JN791119 SI - GENBANK/JN791120 SI - GENBANK/JN791121 SI - GENBANK/JN791122 SI - GENBANK/JN791123 SI - GENBANK/JN791124 SI - GENBANK/JN791125 SI - GENBANK/JN791126 SI - GENBANK/JN791127 SI - GENBANK/JN791128 SI - GENBANK/JN791129 SI - GENBANK/JN791130 SI - GENBANK/JN791131 SI - GENBANK/JN791132 SI - GENBANK/JN791133 SI - GENBANK/JN791134 SI - GENBANK/JN791135 SI - GENBANK/JN791136 SI - GENBANK/JN791137 SI - GENBANK/JN791138 SI - GENBANK/JN791139 SI - GENBANK/JN791140 SI - GENBANK/JN791141 SI - GENBANK/JN791142 SI - GENBANK/JN791143 SI - GENBANK/JN791144 SI - GENBANK/JN791145 SI - GENBANK/JN791146 SI - GENBANK/JN791147 SI - GENBANK/JN791148 SI - GENBANK/JN791149 SI - GENBANK/JN791150 SI - GENBANK/JN791151 SI - GENBANK/JN791152 SI - GENBANK/JN791153 SI - GENBANK/JN791154 SI - GENBANK/JN791155 SI - GENBANK/JN791156 SI - GENBANK/JN791157 SI - GENBANK/JN791158 SI - GENBANK/JN791159 SI - GENBANK/JN791160 SI - GENBANK/JN791161 SI - GENBANK/JN791162 SI - GENBANK/JN791163 SI - GENBANK/JN791164 SI - GENBANK/JN791165 SI - GENBANK/JN791166 SI - GENBANK/JN791167 SI - GENBANK/JN791168 SI - GENBANK/JN791169 SI - GENBANK/JN791170 SI - GENBANK/JN791171 SI - GENBANK/JN791172 SI - GENBANK/JN791173 SI - GENBANK/JN791174 SI - GENBANK/JN791175 SI - GENBANK/JN791176 SI - GENBANK/JN791177 SI - GENBANK/JN791178 SI - GENBANK/JN791179 SI - GENBANK/JN791180 SI - GENBANK/JN791181 SI - GENBANK/JN791182 SI - GENBANK/JN791183 SI - GENBANK/JN791184 SI - GENBANK/JN791185 SI - GENBANK/JN791186 SI - GENBANK/JN791187 SI - GENBANK/JN791188 SI - GENBANK/JN791189 SI - GENBANK/JN791190 SI - GENBANK/JN791191 SI - GENBANK/JN791192 SI - GENBANK/JN791193 SI - GENBANK/JN791194 SI - GENBANK/JN791195 SI - GENBANK/JN791196 SI - GENBANK/JN791197 SI - GENBANK/JN791198 SI - GENBANK/JN791199 SI - GENBANK/JN791200 SI - GENBANK/JN791201 SI - GENBANK/JN791202 SI - GENBANK/JN791203 SI - GENBANK/JN791204 SI - GENBANK/JN791205 SI - GENBANK/JN791206 SI - GENBANK/JN791207 SI - GENBANK/JN791208 SI - GENBANK/JN791209 SI - GENBANK/JN791210 SI - GENBANK/JN791211 SI - GENBANK/JN791212 SI - GENBANK/JN791213 SI - GENBANK/JN791214 SI - GENBANK/JN791215 SI - GENBANK/JN791216 SI - GENBANK/JN791217 SI - GENBANK/JN791218 SI - GENBANK/JN791219 SI - GENBANK/JN791220 SI - GENBANK/JN791221 SI - GENBANK/JN791222 SI - GENBANK/JN791223 SI - GENBANK/JN791224 SI - GENBANK/JN791225 SI - GENBANK/JN791226 SI - GENBANK/JN791227 SI - GENBANK/JN791228 SI - GENBANK/JN791229 SI - GENBANK/JN791230 SI - GENBANK/JN791231 SI - GENBANK/JN791232 SI - GENBANK/JN791233 SI - GENBANK/JN791234 SI - GENBANK/JN791235 SI - GENBANK/JN791236 SI - GENBANK/JN791237 SI - GENBANK/JN791238 SI - GENBANK/JN791239 SI - GENBANK/JN791240 SI - GENBANK/JN791241 PT - Journal Article PT - Research Support, Non-U.S. Gov't DEP - 20120726 PL - England TA - Environ Microbiol JT - Environmental microbiology JID - 100883692 RN - 0 (RNA, Ribosomal, 16S) RN - 0 (RNA, Ribosomal, 18S) SB - IM MH - Glomeromycota/classification/genetics/*physiology/ultrastructure MH - Hepatophyta/*microbiology/ultrastructure MH - Hyphae/ultrastructure MH - In Situ Hybridization, Fluorescence MH - Microscopy, Electron, Transmission MH - Molecular Sequence Data MH - Mycorrhizae/classification/genetics/*physiology/ultrastructure MH - Phylogeny MH - RNA, Ribosomal, 16S/genetics MH - RNA, Ribosomal, 18S/genetics MH - Tenericutes/classification/genetics/*physiology EDAT- 2012/07/27 06:00 MHDA- 2013/12/16 06:00 CRDT- 2012/07/27 06:00 PHST- 2012/07/27 06:00 [entrez] PHST- 2012/07/27 06:00 [pubmed] PHST- 2013/12/16 06:00 [medline] AID - 10.1111/j.1462-2920.2012.02833.x [doi] PST - ppublish SO - Environ Microbiol. 2013 Mar;15(3):822-36. doi: 10.1111/j.1462-2920.2012.02833.x. Epub 2012 Jul 26.