Hapfelmeier, Siegfried Hektor

Thönen, Lisa; Kreuzer, Marco; Pestalozzi, Christine; Florean, Matilde; Mateo, Pierre; Züst, Tobias; Wei, Anlun; Giroud, Caitlin; Rouyer, Liza; Gfeller, Valentin; Notter, Matheus D; Knoch, Eva; Hapfelmeier, Siegfried; Becker, Claude; Schandry, Niklas; Robert, Christelle A M; Köllner, Tobias G; Bruggmann, Rémy; Erb, Matthias and Schlaeppi, Klaus (2024). The lactonase BxdA mediates metabolic specialisation of maize root bacteria to benzoxazinoids. Nature communications, 15(6535) Nature Publishing Group 10.1038/s41467-024-49643-w

Vico-Oton, Eduard; Volet, Colin; Jacquemin, Nicolas; Dong, Yuan; Hapfelmeier, Siegfried; Meibom, Karin Lederballe; Bernier-Latmani, Rizlan (2024). Strain-dependent induction of primary bile acid 7-dehydroxylation by cholic acid. BMC microbiology, 24(286) BioMed Central 10.1186/s12866-024-03433-y

Bai, Xiaopeng; De Palma, Giada; Boschetti, Elisa; Nishihara, Yuichiro; Lu, Jun; Shimbori, Chiko; Costanzini, Anna; Saqib, Zarwa; Kraimi, Narjis; Sidani, Sacha; Hapfelmeier, Siegfried; Macpherson, Andrew J; Verdu, Elena F; De Giorgio, Roberto; Collins, Stephen M; Bercik, Premysl (2024). Vasoactive intestinal polypeptide plays a key role in the microbial-neuroimmune control of intestinal motility. Cellular and molecular gastroenterology and hepatology, 17(3), pp. 383-398. Elsevier 10.1016/j.jcmgh.2023.11.012

Burz, Sebastian Dan; Causevic, Senka; Dal Co, Alma; Dmitrijeva, Marija; Engel, Philipp; Garrido-Sanz, Daniel; Greub, Gilbert; Hapfelmeier, Siegfried; Hardt, Wolf-Dietrich; Hatzimanikatis, Vassily; Heiman, Clara Margot; Herzog, Mathias Klaus-Maria; Hockenberry, Alyson; Keel, Christoph; Keppler, Andreas; Lee, Soon-Jae; Luneau, Julien; Malfertheiner, Lukas; Mitri, Sara; Ngyuen, Bidong; ... (2023). From microbiome composition to functional engineering, one step at a time. Microbiology and molecular biology reviews, 87(4), e0006323. American Society for Microbiology 10.1128/mmbr.00063-23

Tandon, Disha; Dong, Yuan; Hapfelmeier, Siegfried Hektor (5 December 2023). Pipeline for species-resolved full-length16S rRNA amplicon nanopore sequencing analysis of low-complexity bacterial microbiota (BioRxiv). Cold Spring Harbor Laboratory 10.1101/2023.12.05.570138

Vico-Oton, Eduard; Volet, Colin; Jacquemin, Nicolas; Dong, Yuan; Hapfelmeier, Siegfried Hektor; Lederballe Meibom, Karin; Bernier-Latmani, Rizlan (14 April 2023). Strain-dependent induction of primary bile acid 7-dehydroxylation by cholic acid (bioRxiv). Cold Spring Harbor Laboratory 10.1101/2022.02.15.480494

Herzog, Mathias K-M; Cazzaniga, Monica; Peters, Audrey; Shayya, Nizar; Beldi, Luca; Hapfelmeier, Siegfried Hektor; Heimesaat, Markus M; Bereswill, Stefan; Frankel, Gad; Gahan, Cormac G M; Hardt, Wolf-Dietrich (2023). Mouse models for bacterial enteropathogen infections: insights into the role of colonization resistance. Gut microbes, 15(1), p. 2172667. Taylor & Francis Group 10.1080/19490976.2023.2172667

Raad, Nicole; Tandon, Disha; Hapfelmeier, Siegfried; Polacek, Norbert (2022). The stationary phase-specific sRNA FimR2 is a multifunctional regulator of bacterial motility, biofilm formation and virulence. Nucleic acids research, 50(20), pp. 11858-11875. Oxford University Press 10.1093/nar/gkac1025

Russell, Gabriel A; Peng, Garrie; Faubert, Cynthia; Verdu, Elena F; Hapfelmeier, Siegfried; King, Irah L (2021). A protocol for generating germ-free Heligmosomoides polygyrus bakeri larvae for gnotobiotic helminth infection studies. STAR protocols, 2(4), p. 100946. Elsevier 10.1016/j.xpro.2021.100946

Schären, Olivier P.; Hapfelmeier, Siegfried (2021). Robust microbe immune recognition in the intestinal mucosa. Genes and immunity, 22(5-6), pp. 268-275. Nature Publishing Group 10.1038/s41435-021-00131-x

Schlaeppi, Klaus; Gross, Josef J.; Hapfelmeier, Siegfried; Erb, Matthias (2021). Plant chemistry and food web health. New Phytologist, 231(3), pp. 957-962. Wiley 10.1111/nph.17385

Romoli, Ottavia; Schönbeck, Johan Claes; Hapfelmeier, Siegfried; Gendrin, Mathilde (2021). Production of germ-free mosquitoes via transient colonisation allows stage-specific investigation of host-microbiota interactions. Nature Communications, 12(1), p. 942. Springer Nature 10.1038/s41467-021-21195-3

Pfister, Simona P.; Schären, Olivier P.; Beldi, Luca; Printz, Andrea; D. Notter, Matheus; Mukherjee, Mohana; Li, Hai; Limenitakis, Julien P.; Werren, Joel P.; Tandon, Disha; Cuenca, Miguelangel; Hagemann, Stefanie; Uster, Stephanie S.; Terrazos, Miguel A.; Gomez de Agüero, Mercedes; Schürch, Christian M.; M. Coelho, Fernanda; Curtiss, Roy; Slack, Emma; Balmer, Maria L; ... (2021). Author Correction: Uncoupling of invasive bacterial mucosal immunogenicity from pathogenicity. Nature Communications, 12(1), p. 798. Springer Nature 10.1038/s41467-021-21096-5

Yildiz, Soner; Pereira Bonifacio Lopes, João P; Bergé, Matthieu; González-Ruiz, Víctor; Baud, Damian; Kloehn, Joachim; Boal-Carvalho, Inês; Schaeren, Olivier P; Schotsaert, Michael; Hathaway, Lucy J; Rudaz, Serge; Viollier, Patrick H; Hapfelmeier, Siegfried; Francois, Patrice; Schmolke, Mirco (2020). Respiratory tissue-associated commensal bacteria offer therapeutic potential against pneumococcal colonization. eLife, 9 eLife Sciences Publications 10.7554/eLife.53581

Marion, Solenne; Desharnais, Lyne; Studer, Nicolas; Dong, Yuan; Notter, Matheus D.; Poudel, Suresh; Menin, Laure; Janowczyk, Andrew; Hettich, Robert L; Hapfelmeier, Siegfried; Bernier-Latmani, Rizlan (2020). Biogeography of microbial bile acid transformations along the murine gut. Journal of lipid research, 61(11), pp. 1450-1463. American Society for Biochemistry and Molecular Biology ASBMB 10.1194/jlr.RA120001021

Balmer, Maria L; Ma, Eric H; Thompson, Andrew J; Epple, Raja; Unterstab, Gunhild; Lötscher, Jonas; Dehio, Philippe; Schürch, Christian M; Warncke, Jan D; Perrin, Gaëlle; Woischnig, Anne-Kathrin; Grählert, Jasmin; Löliger, Jordan; Assmann, Nadine; Bantug, Glenn R; Schären, Olivier P; Khanna, Nina; Egli, Adrian; Bubendorf, Lukas; Rentsch, Katharina; ... (2020). Memory CD8+ T Cells Balance Pro- and Anti-inflammatory Activity by Reprogramming Cellular Acetate Handling at Sites of Infection. Cell metabolism, 32(3), 457-467.e5. Elsevier 10.1016/j.cmet.2020.07.004

Mohsin Hassan, Mohsin Hassan; Moghadamrad, Sheida; Sorribas, Marcel; G. Muntet, Sergi; Kellmann, Philipp; Trentesaux, Coralie; Fraudeau, Marie; Nanni, Paolo; Wolski, Witold; Keller, Irene; Hapfelmeier, Siegfried; Shroyer, Noah F; Wiest, Reiner; Romagnolo, Beatrice; De Gottardi, Andrea (2020). Paneth cells promote angiogenesis and regulate portal hypertension in response to microbial signals. Journal of hepatology, 73(3), pp. 628-639. Elsevier 10.1016/j.jhep.2020.03.019

Li, Hai; Limenitakis, Julien Periclis Jean; Greiff, Victor; Yilmaz, Bahtiyar; Schären, Olivier Pascal; Urbaniak, Camilla; Zünd, Mirjam; Lawson, Melissa; Young, Ian D.; Rupp, Sandra; Heikenwälder, Mathias; McCoy, Kathleen; Hapfelmeier, Siegfried; Ganal-Vonarburg, Stephanie C.; Macpherson, Andrew J. (2020). Mucosal or systemic microbiota exposures shape the B cell repertoire. Nature, 584(7820), pp. 274-278. Springer Nature 10.1038/s41586-020-2564-6

Machado, Ricardo A. R.; Thönen, Lisa; Arce, Carla C. M.; Theepan, Vanitha; Prada, Fausto; Wüthrich, Daniel; Robert, Christelle A. M.; Vogiatzaki, Evangelia; Shi, Yi-Ming; Schaeren, Olivier P.; Notter, Matheus; Bruggmann, Rémy; Hapfelmeier, Siegfried; Bode, Helge B.; Erb, Matthias (2020). Engineering bacterial symbionts of nematodes improves biocontrol potential of the western corn rootworm. Nature biotechnology, 38(5), pp. 600-608. Nature America 10.1038/s41587-020-0419-1

Pfister, Simona; Schären, Olivier P.; Beldi, Luca; Printz, Andrea; Notter, Matheus D.; Mukherjee, Mohana; Li, Hai; Limenitakis, Julien P.; Werren, Joel P.; Tandon, Disha; Cuenca Vera, Miguelangel; Hagemann, Stefanie Claudia; Uster, Stephanie S.; Terrazos, Miguel A.; Gomez de Agüero, Mercedes; Schürch, Christian M.; Matos Coelho, Fernanda; Curtiss, Roy; Slack, Emma; Balmer, Maria L.; ... (2020). Uncoupling of invasive bacterial mucosal immunogenicity from pathogenicity. Nature Communications, 11(1), p. 1978. Springer Nature 10.1038/s41467-020-15891-9

Jakob, Manuel O.; Sánchez-Taltavull, Daniel; Yilmaz, Bahtiyar; Malinka, Thomas; Mooser, Catherine; Spari, Daniel; Salm, Lilian A.; Freiburghaus, Katrin; Pereyra, David; Hapfelmeier, Siegfried; Masoodi, Mojgan; Starlinger, Patrick; Stroka, Deborah; Tschan, Franziska; Candinas, Daniel; Gomez de Agüero, Mercedes; Beldi, Guido (19 September 2019). Compartmentalization of intestinal bacteria by hepatic ILC3s prevents infections after surgery (bioRxiv). Cold Spring Harbor Laboratory 10.1101/773150

Hapfelmeier, Siegfried (2019). Outrunning Salmonella - the role of endogenous Enterobacteriaceae in variable colonization resistance. Lab animal, 48(7), pp. 203-204. Nature Publ. Co. 10.1038/s41684-019-0327-5

Marion, Solenne; Studer, Nicolas; Desharnais, Lyne; Menin, Laure; Escrig, Stéphane; Meibom, Anders; Hapfelmeier, Siegfried Hektor; Bernier-Latmani, Rizlan (2019). In vitro and in vivo characterization of Clostridium scindens bile acid transformations. Gut microbes, 10(4), pp. 481-503. Taylor & Francis 10.1080/19490976.2018.1549420

Uchimura, Yasuhiro; Fuhrer, Tobias; Li, Hai; Lawson, Melissa A.; Zimmermann, Michael; Yilmaz, Bahtiyar; Zindel, Joel; Ronchi, Francesca; Sorribas Olivera, Marcel; Hapfelmeier, Siegfried; Ganal-Vonarburg, Stephanie C.; Gomez de Agüero, Mercedes; McCoy, Kathleen D.; Sauer, Uwe; Macpherson, Andrew J. (2018). Antibodies Set Boundaries Limiting Microbial Metabolite Penetration and the Resultant Mammalian Host Response. Immunity, 49(3), 545-559.e5. Cell Press 10.1016/j.immuni.2018.08.004

Mager, Lukas Franz; Kölzer, Viktor Hendrik; Stuber Roos, Regula; Thoo Sin Lang, Lester; Keller, Irene; Köck, Ivonne; Langenegger, Maya; Simillion, Cedric; Pfister, Simona P; Faderl, Martin Richard; Genitsch Gratwohl, Vera; Tcymbarevich, Irina; Juillerat, Pascal; Li, Xiaohong; Xia, Yu; Karamitopoulou, Evanthia; Lyck, Ruth; Zlobec, Inti; Hapfelmeier, Siegfried Hektor; Bruggmann, Rémy; ... (2017). The ESRP1-GPR137 axis contributes to intestinal pathogenesis. eLife, 6 eLife Sciences Publications 10.7554/eLife.28366

Buschor, Stefanie; Cuenca Vera, Miguelangel; Uster, Stephanie Sarah; Schären, Olivier; Balmer, Maria L; Terrazos Miani, Miguel Angel; Schürch, Christian M; Hapfelmeier, Siegfried Hektor (2017). Innate immunity restricts Citrobacter rodentium A/E pathogenesis initiation to an early window of opportunity. PLoS pathogens, 13(6), e1006476. Public Library of Science 10.1371/journal.ppat.1006476

Balmer, Maria Luisa; Ma, Eric H; Bantug, Glenn R; Grählert, Jasmin; Pfister, Simona; Glatter, Timo; Jauch, Annaïse; Dimeloe, Sarah; Slack, Emma; Dehio, Philippe; Krzyzaniak, Magdalena A; King, Carolyn G; Burgener, Anne-Valérie; Fischer, Marco; Develioglu, Leyla; Belle, Réka; Recher, Mike; Bonilla, Weldy V; Macpherson, Andrew; Hapfelmeier, Siegfried Hektor; ... (2016). Memory CD8(+) T Cells Require Increased Concentrations of Acetate Induced by Stress for Optimal Function. Immunity, 44(6), pp. 1312-1324. Cell Press 10.1016/j.immuni.2016.03.016

Gomez de Agüero Tamargo, Maria de la Mercedes; Ganal-Vonarburg, Stephanie C; Fuhrer, Tobias; Rupp, Sandra Carina; Uchimura, Yasuhiro; Li, Hai; Steinert, Anna; Heikenwalder, Mathias; Hapfelmeier, Siegfried Hektor; Sauer, Uwe; McCoy, Kathleen; Macpherson, Andrew (2016). The maternal microbiota drives early postnatal innate immune development. Science, 351(6279), pp. 1296-1302. American Association for the Advancement of Science 10.1126/science.aad2571

Cuenca Vera, Miguelangel; Pfister, Simona; Buschor, Stefanie; Bayramova, Firuza; Hernandez, Sara B.; Cava, Felipe; Kuru, Erkin; Van Nieuwenhze, Michael S.; Brun, Yves V.; Matos Coelho, Fernanda; Hapfelmeier, Siegfried Hektor (2016). D-Alanine-Controlled Transient Intestinal Mono-Colonization with Non-Laboratory-Adapted Commensal E. coli Strain HS. PLoS ONE, 11(3), e0151872. Public Library of Science 10.1371/journal.pone.0151872

Cuenca Vera, Miguelangel (2016). Exploring the pathogen-commensal continuum: Cell wall auxotrophic bacteria in gnotobiotic mice. (Dissertation, University of Bern, Faculty of Medicine, Graduate School for Cellular and Biomedical Sciences)

Moor, Kathrin; Wotzka, Sandra Y; Toska, Albulena; Diard, Médéric; Hapfelmeier, Siegfried Hektor; Slack, Emma (2016). Peracetic Acid Treatment Generates Potent Inactivated Oral Vaccines from a Broad Range of Culturable Bacterial Species. Frontiers in immunology, 7(34), p. 34. Frontiers Research Foundation 10.3389/fimmu.2016.00034

Studer, Nicolas; Desharnais, Lyne; Beutler, Markus; Brugiroux, Sandrine; Terrazos Miani, Miguel Angel; Menin, Laure; Schürch, Christian; McCoy, Kathy D.; Kuehne, Sarah A.; Minton, Nigel P.; Stecher, Bärbel; Bernier-Latmani, Rizlan; Hapfelmeier, Siegfried Hektor (2016). Functional Intestinal Bile Acid 7α-Dehydroxylation by Clostridium scindens Associated with Protection from Clostridium difficile Infection in a Gnotobiotic Mouse Model. Frontiers in cellular and infection microbiology, 6(191), p. 191. Frontiers 10.3389/fcimb.2016.00191

Chevalier, Claire; Stojanović, Ozren; Colin, Didier J; Suarez-Zamorano, Nicolas; Tarallo, Valentina; Veyrat-Durebex, Christelle; Rigo, Dorothée; Fabbiano, Salvatore; Stevanović, Ana; Hagemann, Stefanie Claudia; Montet, Xavier; Seimbille, Yann; Zamboni, Nicola; Hapfelmeier, Siegfried Hektor; Trajkovski, Mirko (2015). Gut Microbiota Orchestrates Energy Homeostasis during Cold. Cell, 163(6), pp. 1360-1374. Cell Press 10.1016/j.cell.2015.11.004

Suárez-Zamorano, Nicolas; Fabbiano, Salvatore; Chevalier, Claire; Stojanović, Ozren; Colin, Didier J; Stevanović, Ana; Veyrat-Durebex, Christelle; Tarallo, Valentina; Rigo, Dorothée; Germain, Stéphane; Ilievska, Miroslava; Montet, Xavier; Seimbille, Yann; Hapfelmeier, Siegfried Hektor; Trajkovski, Mirko (2015). Microbiota depletion promotes browning of white adipose tissue and reduces obesity. Nature medicine, 21(12), pp. 1497-1501. Nature Publishing Group 10.1038/nm.3994

Balmer, Maria L; Schürch, Christian; Saito, Yasuyuki; Geuking, Markus; Li, Hai; Cuenca, Miguelangel; Kovtonyuk, Larisa V; McCoy, Kathleen; Hapfelmeier, Siegfried; Ochsenbein, Adrian; Manz, Markus G; Slack, Emma; Macpherson, Andrew (2014). Microbiota-derived compounds drive steady-state granulopoiesis via MyD88/TICAM signaling. Journal of immunology, 193(10), pp. 5273-5283. American Association of Immunologists 10.4049/jimmunol.1400762

Balmer, Maria Luisa; Slack, Emma; De Gottardi, Andrea; Lawson, Melissa; Hapfelmeier, Siegfried Hektor; Miele, Luca; Grieco, Antonio; Van Vlierberghe, Hans; Fahrner, René; Patuto, Nicola; Bernsmeier, Christine; Ronchi, Francesca; Wyss, Madeleine; Keogh-Stroka, Deborah M.; Dickgreber, Nina; Heim, Markus H; McCoy, Kathy D; Macpherson, Andrew (2014). The liver may act as a firewall mediating mutualism between the host and its gut commensal microbiota. Science translational medicine, 6(237), 237ra66. American Association for the Advancement of Science 10.1126/scitranslmed.3008618

Fritz, Jörg H; Rojas, Olga Lucia; Simard, Nathalie; McCarthy, Douglas D; Hapfelmeier, Siegfried; Rubino, Stephen; Robertson, Susan J; Larijani, Mani; Gosselin, Jean; Ivanov, Ivaylo I; Martin, Alberto; Casellas, Rafael; Philpott, Dana J; Girardin, Stephen E; McCoy, Kathy D; Macpherson, Andrew J; Paige, Christopher J; Gommerman, Jennifer L (2012). Acquisition of a multifunctional IgA+ plasma cell phenotype in the gut. Nature, 481(7380), pp. 199-203. London: Macmillan Journals Ltd. 10.1038/nature10698

Slack, Emma; Balmer, Maria Luisa; Fritz, Jörg H; Hapfelmeier, Siegfried (2012). Functional flexibility of intestinal IgA - broadening the fine line. Frontiers in immunology, 3, p. 100. Lausanne: Frontiers Research Foundation 10.3389/fimmu.2012.00100

Macpherson, Andrew J; Geuking, Markus B; Slack, Emma; Hapfelmeier, Siegfried; McCoy, Kathy D (2012). The habitat, double life, citizenship, and forgetfulness of IgA. Immunological reviews, 245(1), pp. 132-146. Oxford: Wiley-Blackwell 10.1111/j.1600-065X.2011.01072.x

Geuking, Markus B; Cahenzli, Julia; Lawson, Melissa A E; Ng, Derek C K; Slack, Emma; Hapfelmeier, Siegfried; McCoy, Kathy D; Macpherson, Andrew J (2011). Intestinal bacterial colonization induces mutualistic regulatory T cell responses. Immunity, 34(5), pp. 794-806. Cambridge, Mass.: Cell Press 10.1016/j.immuni.2011.03.021

Hapfelmeier, Siegfried; Lawson, Melissa A E; Slack, Emma; Kirundi, Jorum K; Stoel, Maaike; Heikenwalder, Mathias; Cahenzli, Julia; Velykoredko, Yuliya; Balmer, Maria L; Endt, Kathrin; Geuking, Markus B; Curtiss, Roy; McCoy, Kathy D; Macpherson, Andrew J (2010). Reversible microbial colonization of germ-free mice reveals the dynamics of IgA immune responses. Science, 328(5986), pp. 1705-1709. Washington, D.C.: American Association for the Advancement of Science 10.1126/science.1188454

Stecher, Bärbel; Chaffron, Samuel; Käppeli, Rina; Hapfelmeier, Siegfried; Freedrich, Susanne; Weber, Thomas C; Kirundi, Jorum; Suar, Mrutyunjay; McCoy, Kathy D; von Mering, Christian; Macpherson, Andrew J; Hardt, Wolf-Dietrich (2010). Like will to like: abundances of closely related species can predict susceptibility to intestinal colonization by pathogenic and commensal bacteria. PLoS pathogens, 6(1), e1000711. San Francisco, Calif.: Public Library of Science 10.1371/journal.ppat.1000711

Hapfelmeier, Siegfried; Macpherson, Andrew J. (2010). In remembrance of commensal intestinal microbes. Communicative & integrative biology, 3(6), pp. 569-571. Austin, Tex.: Landes Bioscience 10.4161/cib.3.6.13011

Slack, Emma; Hapfelmeier, Siegfried; Stecher, Bärbel; Velykoredko, Yuliya; Stoel, Maaike; Lawson, Melissa A E; Geuking, Markus B; Beutler, Bruce; Tedder, Thomas F; Hardt, Wolf-Dietrich; Bercik, Premysl; Verdu, Elena F; McCoy, Kathy D; Macpherson, Andrew J (2009). Innate and adaptive immunity cooperate flexibly to maintain host-microbiota mutualism. Science, 325(5940), pp. 617-620. Washington, D.C.: American Association for the Advancement of Science 10.1126/science.1172747

Hapfelmeier, Siegfried; Müller, Andreas J; Stecher, Bärbel; Kaiser, Patrick; Barthel, Manja; Endt, Kathrin; Eberhard, Matthias; Robbiani, Riccardo; Jacobi, Christoph A; Heikenwalder, Mathias; Kirschning, Carsten; Jung, Steffen; Stallmach, Thomas; Kremer, Marcus; Hardt, Wolf-Dietrich (2008). Microbe sampling by mucosal dendritic cells is a discrete, MyD88-independent step in DeltainvG S. Typhimurium colitis. The Journal of experimental medicine, 205(2), pp. 437-450. Rockefeller Univ. Press 10.1084/jem.20070633

Macpherson, Andrew J; Hapfelmeier, Siegfried; McCoy, Kathy D (2007). The armed truce between the intestinal microflora and host mucosal immunity. Seminars in immunology, 19(2), pp. 57-58. W.B. Saunders 10.1016/j.smim.2007.04.001

Suar, Mrutyunjay; Jantsch, Jonathan; Hapfelmeier, Siegfried; Kremer, Marcus; Stallmach, Thomas; Barrow, Paul A; Hardt, Wolf-Dietrich (2006). Virulence of broad- and narrow-host-range Salmonella enterica serovars in the streptomycin-pretreated mouse model. Infection and immunity, 74(1), pp. 632-644. American Society for Microbiology 10.1128/IAI.74.1.632-644.2006

Hapfelmeier, Siegfried; Hardt, Wolf-Dietrich (2005). A mouse model for S. typhimurium-induced enterocolitis. Trends in microbiology, 13(10), pp. 497-503. Elsevier Current Trends 10.1016/j.tim.2005.08.008

Stecher, Bärbel; Macpherson, Andrew J; Hapfelmeier, Siegfried; Kremer, Marcus; Stallmach, Thomas; Hardt, Wolf-Dietrich (2005). Comparison of Salmonella enterica serovar Typhimurium colitis in germfree mice and mice pretreated with streptomycin. Infection and immunity, 73(6), pp. 3228-3241. American Society for Microbiology 10.1128/IAI.73.6.3228-3241.2005

Hapfelmeier, Siegfried; Stecher, Bärbel; Barthel, Manja; Kremer, Marcus; Müller, Andreas J; Heikenwalder, Mathias; Stallmach, Thomas; Hensel, Michael; Pfeffer, Klaus; Akira, Shizuo; Hardt, Wolf-Dietrich (2005). The Salmonella pathogenicity island (SPI)-2 and SPI-1 type III secretion systems allow Salmonella serovar typhimurium to trigger colitis via MyD88-dependent and MyD88-independent mechanisms. Journal of immunology, 174(3), pp. 1675-1685. American Association of Immunologists

Stecher, Bärbel; Hapfelmeier, Siegfried; Müller, Catherine; Kremer, Marcus; Stallmach, Thomas; Hardt, Wolf-Dietrich (2004). Flagella and chemotaxis are required for efficient induction of Salmonella enterica serovar Typhimurium colitis in streptomycin-pretreated mice. Infection and immunity, 72(7), pp. 4138-4150. American Society for Microbiology 10.1128/IAI.72.7.4138-4150.2004

Ehrbar, Kristin; Hapfelmeier, Siegfried; Stecher, Bärbel; Hardt, Wolf-Dietrich (2004). InvB is required for type III-dependent secretion of SopA in Salmonella enterica serovar Typhimurium. Journal of bacteriology, 186(4), pp. 1215-1219. American Society for Microbiology 10.1128/JB.186.4.1215-1219.2004

Hapfelmeier, Siegfried; Ehrbar, Kristin; Stecher, Bärbel; Barthel, Manja; Kremer, Marcus; Hardt, Wolf-Dietrich (2004). Role of the Salmonella pathogenicity island 1 effector proteins SipA, SopB, SopE, and SopE2 in Salmonella enterica subspecies 1 serovar Typhimurium colitis in streptomycin-pretreated mice. Infection and immunity, 72(2), pp. 795-809. American Society for Microbiology 10.1128/IAI.72.2.795-809.2004

Barthel, Manja; Hapfelmeier, Siegfried; Quintanilla-Martínez, Leticia; Kremer, Marcus; Rohde, Manfred; Hogardt, Michael; Pfeffer, Klaus; Rüssmann, Holger; Hardt, Wolf-Dietrich (2003). Pretreatment of mice with streptomycin provides a Salmonella enterica serovar Typhimurium colitis model that allows analysis of both pathogen and host. Infection and immunity, 71(5), pp. 2839-2858. American Society for Microbiology 10.1128/IAI.71.5.2839-2858.2003

Baron, C; Domke, N; Beinhofer, M; Hapfelmeier, Siegfried (2001). Elevated temperature differentially affects virulence, VirB protein accumulation, and T-pilus formation in different Agrobacterium tumefaciens and Agrobacterium vitis strains. Journal of bacteriology, 183(23), pp. 6852-6861. American Society for Microbiology 10.1128/JB.183.23.6852-6861.2001

Hapfelmeier, Siegfried; Domke, N; Zambryski, P C; Baron, C (2000). VirB6 is required for stabilization of VirB5 and VirB3 and formation of VirB7 homodimers in Agrobacterium tumefaciens. Journal of bacteriology, 182(16), pp. 4505-4511. American Society for Microbiology 10.1128/JB.182.16.4505-4511.2000