Spirochetes in gastropods from Lake Baikal and North American freshwaters: new multi-family, multi-habitat host records Tatiana SitnikovaEllinor MichelLarisa Prozorova OriginalPaper 28 April 2012 Pages: 103 - 110
Neighbouring weeds influence the formation of arbuscular mycorrhiza in grapevine Tomislav RadićKatarina HančevićIrena Bogdanović OriginalPaper 01 May 2012 Pages: 111 - 120
Partner choice in Gobiid fish Myersina macrostoma living in association with the alpheid shrimp Alpheus rapax Zeehan JaafarZhisheng Hou OriginalPaper 27 April 2012 Pages: 121 - 127
The smaller vesicomyid bivalves in the genus Isorropodon (Bivalvia, Vesicomyidae, Pliocardiinae) also harbour chemoautotrophic symbionts Clara F. RodriguesMarina R. CunhaSébastien Duperron OriginalPaper 25 May 2012 Pages: 129 - 137
Vertebrate faeces as sources of nodulating Frankia in Patagonia Eugenia E. ChaiaMaria C. SosaEstela Raffaele OriginalPaper 08 June 2012 Pages: 139 - 145
Paul Whelan: Lichens of Ireland – an illustrated introduction to over 250 species Mark Seaward Book Review 14 June 2012 Pages: 147 - 148
Obituary: Professor Margalith Galun (1927–2012), Founding Editor-in-Chief of Symbiosis Miriam Balaban EditorialNotes 12 June 2012 Pages: 149 - 152