2017 Stagars, M.H., Mishra, S., Treude, T., Amann, R., Knittel, K. (2017). Microbial community response to simulated petroleum seepage in Caspian Sea sediments. Front Microbiol 8: 764 (doi:10.3389/fmicb.2017.00764)
  Mishra, S., Wefers, P., Schmidt, M., Knittel, K., Krüger, M., Stagars, M.H., Treude, T. (2017). Hydrocarbon degradation in Caspian Sea sediments cores subjected to simulated petroleum seepage in a newly designed sediment-oil-flow-through-system. Front Microbiol 8: 763 (doi:10.3389/fmicb.2017.00763).
  Probandt, D., K. Knittel, H. Te­get­mey­er, S. Ah­mer­kamp, M. Hol­tap­pels, and R. Amann (2017). Per­me­a­bi­li­ty shapes bac­te­ri­al com­mu­nities in sub­lit­to­ral sur­face se­di­ments. En­vi­ron. Mi­cro­bi­ol. 19: 1584-1599. (doi: 10.1111/1462-2920.13676).
2016 Laso-Pérez, R., G. We­gener, K. Knittel, F. Wid­del, K.J. Hard­ing, V. Kruken­berg, D.V. Meier, M. Richter, H.E. Te­get­meyer, D. Riedel, H.H. Rich­now, L. Ad­rian, T. Ree­mtsma, O.J. Lechten­feld, and F. Musat (2016). Ther­mo­philic ar­chaea ac­tiv­ate butan via al­kyl-coen­zyme M form­a­tion. Nature 539:396-401 (doi:10.1038/nature20152).
  Krukenberg, V., Harding, K., Richter, M., Glöckner, F.O., Gruber-Vodicka, H.R., Adam, B., Berg, J. S., Knittel, K., Tegetmeyer, H. E., Boetius, A., Wegener, G. (2016). Candidatus Desulfofervidus auxilii, a hydrogenotrophic sulfate-reducing bacterium involved in the thermophilic anaerobic oxidation of methane. Environ Microbiol 18:3073-3091 (doi:10.1111/1462-2920.13283).
  Ruff, S.E., Kuhfuss, H., Wegener, G., Lott, C., Ramette, A., Wiedling, J., Knittel, K., Weber, M. (2016). Methane seep in shallow-water permeable sediment harbors high diversity of anaerobic methanotrophic communities, Elba, Italy. Front Microbiol 7: 374.
  Wegener, G., Krukenberg, V., Ruff, S.E., Kellermann, M.Y., and Knittel, K. (2016). Metabolic capabilities of microorganisms involved in and associated with the anaerobic oxidation of methane. Front Microbiol 7: e46.
  Stagars, M., Ruff, E., Amann, R., and Knittel, K. (2016). High diversity of anaerobic alkane-degrading microbial communities in marine seep sediments based on their (1-methylalkyl)succinate synthase genes. Front Microbiol 6: e1511.
2015 Ruff, S.E., Biddle, J.F., Teske, A.P., Knittel, K., Boetius, A., and Ramette, A. (2015). Global dispersion and local diversification of the methane seep microbiome. Proc. Natl. Acad. Sci. USA 112: 4015-4020.
2014 Ruff, S.E., Probandt, D., Zinkann, A.-C., Iversen, M.H., Klaas, C., Würzberg, L., Krombholz, N., Wolf-Gladrow, D., Knittel, K. (2014) Indications for algae-degrading benthic microbial communities in deep-sea sediments along the Antarctic Polar Front. Deep Sea Res. Pt II: Topical Studies in Oceanography 108: 6-16.
  Kleindienst, S., Herbst, F.A., Stagars, M., von Netzer, F., von Bergen, M., Seifert, J., Peplies, J., Amann, R., Musat, F., Lueders, T., Knittel, K. (2014). Diverse sulfate-reducing bacteria of the Desulfosarcina/Desulfococcus clade are the key alkane degraders at marine seeps. ISME J.: in press
2013 Ruff S. E., Arnds J., Knittel K., Amann R., Wegener G, Ramette A, Boetius, A (2013). Microbial Communities of Deep-Sea Methane Seeps at Hikurangi Continental Margin (New Zealand). PLoS ONE 8: e72627
  Niemann H., Linke P., Knittel K., MacPherson E., Boetius A., Bruckmann W., Lavik G., Wallmann K., Schacht U., Omoregie E., Hilton D., Brown K., and Rehder G. (2013). Methane-carbon flow into the benthic food web at cold seeps - a case study from the Costa Rica subduction zone. PLOS ONE 8: e74894
  Von Netzer, F., Pilloni, G., Kleindienst, S., Krüger, M., Knittel, K., Gründger, F., Lueders, T. (2013). Enhanced gene detection assays for fumarate-adding enzymes allow uncovering anaerobic hydrocarbon degraders in terrestrial and marine systems. Appl. Environ. Microbiol. 79: 543-552
  Maignien, L., Parkes, R., Cragg, B., Niemann, H., Knittel, K., Coulon, S., Akhmetzhanov, A., Boon, N. (2013). Anaerobic oxidation of methane in hypersaline cold seep sediments. FEMS Microbiol. Ecol. 83: 214-231
2012 Sánchez-Andrea, I., Knittel, K., Amann, R., Amils, R., Sanz, J. (2012). Quantification of Tinto River sediment microbial communities: the importance of sulfate-reducing bacteria and their role in attenuating acid mine drainage. Appl. Environ. Microbiol. 78: 4638-4645
  Kellermann, M.Y., Wegener, G., Elvert, M., Yoshinaga, M.Y., Lin Y.-S., Holler, T., Mollar, X.P., Knittel, K., Hinrichs, K.-U. (2012). Autotrophy as a predominant mode of carbon fixation in anaerobic methane-oxidizing microbial communities. Proc. Natl. Acad. Sci. U.S.A. doi:10.1073/pnas.1208795109
  Kleindienst, S., Ramette, A., Amann, R., Knittel, K. (2012). Distribution and in situ abundance of sulfate-reducing bacteria in diverse marine hydrocarbon seep sediments. Environ. Microbiol. 14: 2689-2710
  Petersen, J.M., Wentrup, C., Verna, C., Knittel, K., Dubilier, N. (2012). Origins and Evolutionary Flexibility of Chemosynthetic Symbionts From Deep-Sea Animals. Biol. Bull. 223: 123-137
  Kubo, K., Lloyd, K.G., Biddle, J., Amann, R., Teske, A., Knittel, K. (2012). Archaea of the Miscellaneous Crenarchaeotal Group are abundant, diverse, and widespread in marine sediments. ISME J. 6: 1949-1965
2011 Holler, T., Widdel, F., Knittel, K., Amann, R., Kellermann, M.Y., Hinrichs, K.-U. et al. (2011). Thermophilic anaerobic oxidation of methane by marine microbial consortia. ISME J. 5:1946-1956
  Kubo, K., Knittel, K., Amann, R., Fukui, M., and Matsuura, K. (2011). Sulfur-metabolizing bacterial populations in microbial mats of the Nakabusa hot spring, Japan. Syst. Appl. Microbiol. 34: 293-302.
  Knittel, K., Boetius, A. (2011). Anaerobic oxidation of methane with sulfate. In Encyclopedia of Geobiology. Reitner, J., and Thiel, V. (eds). Berlin Heidelberg New York: Springer Science+Business Media B.V., pp. 36-47
  Schubert, C.J., Vazquez, F., Lösekann-Behrens, T., Knittel, K., Tonolla, M., Boetius, A. (2011). Evidence for anaerobicoxidation of methane in sediments of a freshwater system (Lago diCadagno). FEMS Microbiol. Ecol. 76: 26-38
  Girnth, A.-C., Grünke, S., Lichtschlag, A., Felden, J., Knittel, K., Wenzhöfer, F., de Beer, D., Boetius, A. (2011). A novel, mat-forming Thiomargarita population associated with a sulfidic fluid flow from a deep-sea mud volcano. Environ. Microbiol 13: 495-505
2010 Knittel, K., Boetius, A. (2010). Anaerobic methane oxidizers. Handbook of Hydrocarbon and Lipid Microbiology, Springer Verlag Berlin Heidelberg, chapter 30, page 2024-2032
  Schreiber, L., Holler, T., Knittel, K, Meyerdierks, A., and Amann, R. (2010) Identification of the dominant sulfate-reducing bacterial partner of anaerobic methanotrophs of the ANME-2 clade. Environ. Microbiol. 12: 2327-2340.
  Aquilina A, Knab NJ, Knittel K, Kaur, G, Geissler A, Kelly SP, Fossing H, Boot CS, Parkes RJ, Mills RA, Boetius A, Lloyd JR, Pancost RD (2010). Biomarker indicators for anaerobic oxidizers of methane in brackish-marine sediments with diffusive methane fluxes. Org. Geochem. 41: 414-426
  Orcutt, B.N., Joye, S.B., Kleindienst, S., Knittel, K., Ramette, A., Reitz, A., Samarkin, V., Treude, T., Boetius, A. (2010). Impact of natural oil and higher hydrocarbons on microbial diversity, distribution, and activity in Gulf of Mexico cold-seep sediments. Deep-Sea Res. Part II 57: 2008-2021
  Arnds, J., Knittel, K., Buck ,U., Winkel, M., Amann, R. (2010). Development of a 16S rRNA-targeted probe set for Verrucomicrobia and its application for fluorescence in situ hybridization in a humic lake. Syst. Appl. Microbiol. 33: 139-148
  Widdel, F., Knittel, K., Galushko, A. (2010). Anaerobic hydrocarbon-degrading microorganisms - an overview. Handbook of Hydrocarbon and Lipid Microbiology, Springer Verlag Berlin Heidelberg, chapter 29, pp. 1997-2021
  Boetius A., Knittel K. (2010). Habitats of anaerobic methane oxidizers. Handbook of Hydrocarbon and Lipid Microbiology, Springer Verlag Berlin Heidelberg, chapter 42, pp. 2194-2202
2009 Niemann, H., Fischer, D., Graffe, D., Knittel, K., Montiel, A., Heilmayer, O., Nöthen, K., Pape, T., Kasten, S., Bohrmann, G., Boetius, A., Gutt, J. (2009). Biogeochemistry of a low-activity cold seep in the Larsen B area, western Weddell Sea, Antarctica. Biogeosciences 6: 2383–2395
  Knittel, K., Boetius, A. (2009). Anaerobic oxidation of methane: progress with an unknown process. Ann. Rev. Microbiol. 63: 311-334
  Holler, T., Wegener, G., Knittel, K., Boetius, A., Brunner, B., Kuypers, M.M.M., Widdel, F. (2009). Substantial 13C/12C and D/H fractionation during anaerobic oxidation of methane by marine consortia enriched in vitro. Environ. Microbiol. Rep. 1: 370-376
  Boetius, A., Holler, T., Knittel, K., Felden, J., and Wenzhöfer, F. (2009). The seabed as natural laboratory: lessons from uncultivated methanotrophs. In Uncultivated microorganisms. Epstein, S.S. (ed). Berlin / Heidelberg: Springer, pp. 59-82.
2008 Boetius, A., Holler, T., Knittel, K., Felden, J., Wenzhöfer, F. (2008). The seabed as natural laboratory: lessons from uncultivated methanotrophs. Microbiol Monogr. Springer-Verlag Berlin Heidelberg, pp. 59-82
  Wegener, G., Shovitri, M., Knittel, K., Niemann, H., Hovland, M. and Boetius, A. (2008). Biogeochemical processes and microbial diversity of the Gullfaks and Tommeliten methane seeps (Northern North Sea). Biogeosciences 5:1127-1144
  Lösekann, T., Robador, A., Niemann, H., Knittel, K., Boetius, A. and Dubilier, N. (2008). Endosymbioses between bacteria and deep-sea siboglinid tubeworms from an Arctic cold seep (Haakon Mosby Mud Volcano, Barents Sea). Environ. Microbiol. 10:3237-3254
2007 Kniemeyer, O., Musat, F., Sievert, S.M., Knittel, K., Wilkes, H., Blumenberg, M., Michaelis, W., Classen, A., Bolm, C., Joye, S.B., Widdel, F. (2007). Anaerobic oxidation of short-chain hydrocarbons by marine sulphate-reducing bacteria. Nature 449: 898-901
  Lösekann, T., Knittel, K., Nadalig, T., Fuchs, B., Niemann, H., Boetius, A., Amann, R. (2007). Diversity and abundance of aerobic and anaerobic methane oxidizers at the Haakon Mosby Mud Volcano, Barents Sea. Appl. Environ. Microbiol. 73:3348-3362
  Pruesse, E., Quast, C., Knittel, K., Fuchs, B., Ludwig, W., Peplies, J., Glöckner, F.O. (2007). SILVA: a comprehensive online resource for quality checked and aligned ribosomal RNA sequence data compatible with ARB. Nucl. Acid Res. 35: 7188-7196
  Treude, T., Orphan, V., Knittel, K., Gieseke, A., House, C., Boetius, A. (2007) Consumption of methane and CO2 by methanotrophic microbial mats from gas seeps of the anoxic Black Sea. Appl. Environ. Microbiol. 73:2271-2283
  Widdel, F., Musat, F., Knittel, K., Galushko, A. (2007). Anaerobic degradation of hydrocarbons with sulphate as electron acceptor. In: Barton LL, Hamilton WA (eds) Sulphate-Reducing Bacteria: Environmental and Engineered Systems. Cambridge University Press, Cambridge, UK, p 265-30
2006 Musat, N., Werner, U., Knittel, K., Kolb, S., Dodenhof, T., van Beusekom, J.E.E., DeBeer, D., Dubilier, N., Amann, R. (2006). Microbial community structure of sandy intertidal sediments in the North Sea, Sylt-Rømø Basin, Wadden Sea. Syst. Appl. Microbiol. 29:333-348
  Niemann, H., Lösekann, T., DeBeer, D., Elvert, M., Nadalig, T., Knittel, K., Amann, R., Sauter, E.J., Schlüter, M., Klages, M.., Foucher, J.P., Boetius, A. (2006). Novel microbial communities of the Haakon Mosby mud volcano and their role as a methane sink. Nature 443:854-858
2005 Beardsley, C., Knittel, K., Amann, R., Pernthaler, J. (2005). Quantification and distinction of aplastidic and plastidic marine nanoplankton by fluorescence in situ hybridization. Aquat. Microbiol. Ecol. 41: 163-169
  Knittel, K., Kuever, J., Meyerdierks, A., Meinke, R., Amann, R., Brinkhoff, T. (2005). Thiomicrospira arctica sp nov and Thiomicrospira psychrophila sp nov., psychrophilic, obligately chemolithoautotrophic, sulfur-oxidizing bacteria isolated from marine Arctic sediments. Int. J. Syst. Evol. Microbiol. 55: 781-786
  Knittel K, Lösekann T, Boetius A, Kort, R., Amann, R. (2005). Diversity and distribution of methanotrophic archaea at cold seeps. Appl. Environ. Microbiol. 71: 467-479
  Treude, T., Knittel, K., Blumenberg, M., Seifert, R., Boetius, A. (2005). Subsurface microbial methanotrophic mats in the Black Sea. Appl. Environ. Microbiol. 71: 6375-6378.
  Meyerdierks, A., Kube, M., Lombardot, T., Knittel, K., Bauer, M., Glöckner, F.O., Reinhardt, R., Amann, R. (2005). Insights into the genomes of archaea mediating the anaerobic oxidation of methane. Environ. Microbiol. 7: 1937-1951
2004 Detmers, J., Strauss, H., Schulte, U., Bergmann, A., Knittel, K., Kuever, J. (2004). FISH shows that Desulfotomaculum spp. are the dominating sulfate-reducing bacteria in a pristine aquifer. Microb. Ecol. 47: 236-242
2003 Knittel, K., Boetius, A., Lemke, A., Eilers, H., Lochte, K., Pfannkuche, O., Linke, P., Amann, R. (2003). Activity, distribution, and diversity of sulfate reducers and other bacteria in sediments above gas hydrate (Cascadia Margin, OR). Geomicrobiol. J. 20: 269-294
  Elvert, M., Boetius, A., Knittel, K., Jørgensen, B.B. (2003). Characterization of specific membrane fatty acids as chemotaxonomic markers for sulfate-reducing bacteria involved in anaerobic oxidation of methane. Geomicrobiol. J. 20: 403-419
  Brinkmeyer, R. , Knittel, K., Jürgens, J., Weyland, H., Amann, R., Helmke, E. (2003). Diversity and structure of bacterial communities in Arctic versus Antarctic pack ice. Appl. Environ. Microbiol. 69: 6610-6619
  Treude, T., Boetius, A., Knittel, K., Wallmann, K., Jørgensen, B.B. (2003). Anaerobic oxidation of methane above gas hydrates at Hydrate Ridge, NE Pacific Ocean. Mar. Ecol. Prog. Ser. 264: 1-14
2002 MacGregor, B.J., Ravenschlag, K., Amann, R. (2002). Nucleic acid-based techniques for analyzing the diversity, structure, and function of microbial communities in marine waters and sediments. In: Ocean Margin systems. Wefer, G., Billett, D. Hebbeln, D., Jørgensen, B.B., Schlüter, M., Van Weering, T. (eds.), Springer-Verlag Heidelberg: pp 419-438
  Michaelis, W., Seifert, R., Nauhaus, K., Treude, T., Thiel, V., Blumenberg, M., Knittel, K., Gieseke, A., Peterknecht, K., Pape, T., Boetius, A., Amann, R., Jørgensen, B.B., Widdel, F., Peckmann, J., Pimenov, N.V., Gulin, M.B. (2002). Microbial reefs in the Black Sea fueled by anaerobic oxidation of methane. Science 297: 1013-1015
2001 Ravenschlag, K., Sahm, K., Amann, R. (2001). Quantitative molecular analysis of the microbial community in marine Arctic sediments (Svalbard). Appl. Environ. Microbiol. 67: 387-395
2000 Ravenschlag, K., Sahm, K., Knoblauch, C., Jørgensen, B.B., Amann, R. (2000). Community structure, cellular rRNA content and activity of sulfate-reducing bacteria in marine Arctic sediments. Appl. Environ. Microbiol. 66: 3592-3602
  Boetius, A., Ravenschlag, K., Schubert, C., Rickert, D., Widdel, F., Gieseke, A., Amann, R., Jørgensen, B.B., Witte, U., Pfannkuche, O. (2000). A marine microbial consortium apparently mediating anaerobic oxidation of methane. Nature 407: 623-626
1999 Ravenschlag, K., Sahm, K., Pernthaler, J., Amann, R. (1999). High bacterial diversity in permanently cold marine sediments. Appl. Environ. Microbiol. 65: 3982-3989


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