As well as the implicati<strong>on</strong>s for our underst<strong>and</strong>ing of “Accumulibacter” ecology, these results raiseinteresting questi<strong>on</strong>s as to the relevance of laboratory-scale systems as tools for studying full-scaleprocesses.AcknowledgementsWe thank Craig Johns<strong>on</strong>, Linda Blackall, Rob Beiko, Allan W<strong>on</strong>g, David Prob<strong>and</strong>t <strong>and</strong> EvaKammer Andresen for their c<strong>on</strong>tributi<strong>on</strong>s to this project. We also thank Maite Pijuan, MarieskaVerawaty <strong>and</strong> Liu Ye for kindly providing sludge samples. This work was funded by an ARCDiscovery project awarded to CJ, LB <strong>and</strong> RB.ReferencesGarcía Martín, H., N. Ivanova, V. Kunin, F. Warnecke, K. W. Barry, A. C. McHardy, C. Yeates, S.M. He, A. A. Salamov, E. Szeto, E. Dalin, N. H. Putnam, H. J. Shapiro, J. L. Pangilinan, I.Rigoutsos, N. C. Kyrpides, L. L. Blackall, K. D. McMah<strong>on</strong>, <strong>and</strong> P. Hugenholtz, 2006,Metagenomic analysis of two enhanced biological phosphorus removal (EBPR) sludgecommunities. Nature Biotechnology 24, 1263–1269.He, S., D. L. Gall, <strong>and</strong> K. D. McMah<strong>on</strong>, 2007, “C<strong>and</strong>idatus accumulibacter” populati<strong>on</strong> structure inenhanced biological phosphorus removal Sludges as revealed by polyphosphate kinase genes.Applied <strong>and</strong> Envir<strong>on</strong>mental Microbiology 73, 5865–5874.He, S., V. Kunin, M. Haynes, H. G. Martin, N. Ivanova, F. Rohwer, P. Hugenholtz, <strong>and</strong> K. D.McMah<strong>on</strong>, 2010, Metatranscriptomic array analysis of ‘C<strong>and</strong>idatus Accumulibacterphosphatis’-enriched enhanced biological phosphorus removal sludge. Envir<strong>on</strong>mentalMicrobiology 12, 1205–1217.Kim, J. M., H. J. Lee, S. Y. Kim, J. J. S<strong>on</strong>g, W. Park, <strong>and</strong> C. O. Je<strong>on</strong>, 2010, Analysis of the finescalepopulati<strong>on</strong> structure of “C<strong>and</strong>idatus Accumulibacter phosphatis” in enhanced biologicalphosphorus removal sludge, using fluorescence in situ hybridisati<strong>on</strong> <strong>and</strong> flow cytometricsorting. Applied <strong>and</strong> Envir<strong>on</strong>mental Microbiology 76, 3825–3835.McMah<strong>on</strong>, K. D., S. Yilmaz, S. M. He, D. L. Gall, D. Jenkins, <strong>and</strong> J. D. Keasling, 2007,Polyphosphate kinase genes from full-scale activated sludge plants. Applied Microbiology <strong>and</strong>Biotechnology 77, 167–173.Peters<strong>on</strong>, S. B., F. Warnecke, J. Madejska, K. D. McMah<strong>on</strong>, <strong>and</strong> P. Hugenholtz, 2008,Envir<strong>on</strong>mental distributi<strong>on</strong> <strong>and</strong> populati<strong>on</strong> biology of C<strong>and</strong>idatus Accumulibacter, a primaryagent of biological phosphorus removal. Envir<strong>on</strong>mental Microbiology 10, 2692–2703.Slater, F. R., C. R. Johns<strong>on</strong>, L. L. Blackall, R. G. Beiko, <strong>and</strong> P. L. B<strong>on</strong>d, 2010, M<strong>on</strong>itoringassociati<strong>on</strong>s between clade-level variati<strong>on</strong>, overall community structure <strong>and</strong> ecosystemfuncti<strong>on</strong> in enhanced biological phosphorus removal (EBPR) systems using terminal-restricti<strong>on</strong>fragment length polymorphism (T-RFLP). <strong>Water</strong> Research 44, 4908–4923.Wexler, M., D. J. Richards<strong>on</strong>, <strong>and</strong> P. L. B<strong>on</strong>d, 2009, Radiolabelled proteomics to determinedifferential functi<strong>on</strong>ing of Accumulibacter during the anaerobic <strong>and</strong> aerobic phases of abioreactor operating for enhanced biological phosphorus removal. Envir<strong>on</strong>mentalMicrobiology 11, 3029–3044.Wilmes, P., A. F. Anderss<strong>on</strong>, M. G. Lefsrud, M. Wexler, M. Shah, B. Zhang, R. L. Hettich, P. L.B<strong>on</strong>d, N. C. VerBerkmoes, <strong>and</strong> J. F. Banfield, 2008, Community proteogenomics highlightsmicrobial strain-variant protein expressi<strong>on</strong> within activated sludge performing enhancedbiological phosphorus removal. ISME Journal 2, 853–864.____________________________________________________________________________________________________________12<strong>IWA</strong> <str<strong>on</strong>g>Specialist</str<strong>on</strong>g> <str<strong>on</strong>g>Group</str<strong>on</strong>g> <strong>on</strong> <strong>Microbial</strong> <strong>Ecology</strong> <strong>and</strong> <strong>Water</strong> <strong>Engineering</strong>:Newsletter July 2011
NEWS FROM <strong>IWA</strong> HEADQUARTERSNew from <strong>IWA</strong> – the <strong>IWA</strong> <strong>Water</strong> Wiki!Invitati<strong>on</strong> to Participatewww.iwawaterwiki.orgThe <strong>Water</strong>Wiki is a website providing a place for the water community to interact, share knowledge <strong>and</strong>disseminate informati<strong>on</strong> <strong>on</strong>line.Since the site was launched, we have been working with <strong>IWA</strong> <str<strong>on</strong>g>Specialist</str<strong>on</strong>g> <str<strong>on</strong>g>Group</str<strong>on</strong>g>s, offering them theopportunity to set up their own group work spaces <strong>on</strong> the <strong>Water</strong>Wiki – we now have over 20 <str<strong>on</strong>g>Group</str<strong>on</strong>g>s usingthe site to communicate <strong>and</strong> network <strong>on</strong>line.Want to get involved? We would like to invite members of the microbial ecology <strong>and</strong> water engineering<str<strong>on</strong>g>Specialist</str<strong>on</strong>g> <str<strong>on</strong>g>Group</str<strong>on</strong>g> to set up their own private <str<strong>on</strong>g>Group</str<strong>on</strong>g> Space <strong>on</strong> the Wiki.<strong>Water</strong>Wiki <str<strong>on</strong>g>Group</str<strong>on</strong>g> Spaces – Why participate?Establishing a <str<strong>on</strong>g>Group</str<strong>on</strong>g> Space <strong>on</strong> the <strong>Water</strong>Wiki is excellent way share informati<strong>on</strong> within your group. Youcan:- Include c<strong>on</strong>tact details of key members in the group- Upload PDFS, Word documents, presentati<strong>on</strong>s etc.- Circulate minutes from meetings, events, c<strong>on</strong>ferences etc.- Plan upcoming events <strong>and</strong> webinars- Discuss research developments <strong>and</strong> group activitiesOnce you have established your group space <strong>on</strong> the Wiki, members can add, remove, or edit c<strong>on</strong>tent atanytime – <strong>and</strong> we have a dedicated support team <strong>on</strong> h<strong>and</strong> to answer any technical queries.If you are a member of the microbial ecology <strong>and</strong> water engineering <strong>IWA</strong> <str<strong>on</strong>g>Specialist</str<strong>on</strong>g> <str<strong>on</strong>g>Group</str<strong>on</strong>g> <strong>and</strong> would liketo establish a <str<strong>on</strong>g>Group</str<strong>on</strong>g> Space <strong>on</strong> the <strong>Water</strong>Wiki, please c<strong>on</strong>tact Victoria Beddow (vbeddow@iwap.co.uk).Call for C<strong>on</strong>tributi<strong>on</strong>s – New articlesWe are currently looking for new articles in your subject area. If you are able to write <strong>on</strong> any of thefollowing subjects (about 600-1000 words), please do c<strong>on</strong>tact us:Biological Treatment Processes; <strong>Engineering</strong> <strong>and</strong> design; Polluti<strong>on</strong> m<strong>on</strong>itoring <strong>and</strong> c<strong>on</strong>trol; Publicparticipati<strong>on</strong> in Envir<strong>on</strong>mental Management; Occurrence <strong>and</strong> removal of hazardous substances; Odors <strong>and</strong>volatile emissi<strong>on</strong>s.Victoria Beddow<strong>IWA</strong> <strong>Water</strong>Wiki Community Managervbeddow@iwap.co.uk________________________________________________________________________________________________________<strong>IWA</strong> <str<strong>on</strong>g>Specialist</str<strong>on</strong>g> <str<strong>on</strong>g>Group</str<strong>on</strong>g> <strong>on</strong> <strong>Microbial</strong> <strong>Ecology</strong> <strong>and</strong> <strong>Water</strong> <strong>Engineering</strong>:13Newsletter July 2011