Karen M. Ottemann - Publications

Affiliations: 
University of California, Santa Cruz, Santa Cruz, CA, United States 
Area:
Microbiology Biology, Molecular Biology

68 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2023 Sagoo J, Abedrabbo S, Liu X, Ottemann KM. Discovery of Type IV filament membrane alignment complex homologs in that promote soft-agar migration. Biorxiv : the Preprint Server For Biology. PMID 37163056 DOI: 10.1101/2023.04.27.537399  0.375
2023 Hu S, Ottemann KM. Helicobacter pylori initiates successful gastric colonization by utilizing L-lactate to promote complement resistance. Nature Communications. 14: 1695. PMID 36973281 DOI: 10.1038/s41467-023-37160-1  0.422
2022 Johnson KS, Yang C, Carter JE, Worthington AK, Robinson EK, Lopez-Magaña R, Salgado F, Arnold I, Ottemann KM. Helicobacter pylori Chronic-Stage Inflammation Undergoes Fluctuations That Are Altered in Mutants. Infection and Immunity. e0032222. PMID 36533917 DOI: 10.1128/iai.00322-22  0.419
2022 Liu X, Ottemann KM. Methylation-Independent Chemotaxis Systems Are the Norm for Gastric-Colonizing Species. Journal of Bacteriology. e0023122. PMID 35972258 DOI: 10.1128/jb.00231-22  0.331
2020 Hathroubi S, Hu S, Ottemann KM. Genetic requirements and transcriptomics of Helicobacter pylori biofilm formation on abiotic and biotic surfaces. Npj Biofilms and Microbiomes. 6: 56. PMID 33247117 DOI: 10.1038/s41522-020-00167-3  0.363
2020 Hathroubi S, Zerebinski J, Clarke A, Ottemann KM. Biofilm Confers Antibiotic Tolerance in Part via A Protein-Dependent Mechanism. Antibiotics (Basel, Switzerland). 9. PMID 32599828 DOI: 10.3390/Antibiotics9060355  0.362
2020 Batac FI, Miller MA, Moriarty ME, Shen Z, Fox JG, Ottemann KM. Helicobacter spp. in Necropsied Southern Sea Otters (Enhydra lutris nereis) Is Associated With Gastric Ulcers and Sensitive to Multiple Antibiotics Frontiers in Marine Science. 7. DOI: 10.3389/Fmars.2020.00413  0.451
2019 Hanyu H, Engevik KA, Matthis AL, Ottemann KM, Montrose MH, Aihara E. use TlpB receptor to sense sites of gastric injury. Infection and Immunity. PMID 31262979 DOI: 10.1128/Iai.00202-19  0.4
2018 Yang C, Ottemann KM. Control of bacterial colonization in the glands and crypts. Current Opinion in Microbiology. 47: 38-44. PMID 30502720 DOI: 10.1016/J.Mib.2018.11.004  0.335
2018 Hathroubi S, Zerebinski J, Ottemann KM. Helicobacter pylori Biofilm Involves a Multigene Stress-Biased Response, Including a Structural Role for Flagella. Mbio. 9. PMID 30377283 DOI: 10.1128/Mbio.01973-18  0.345
2018 Lam KH, Xue C, Sun K, Zhang H, Lam WWL, Zhu Z, Ng JTY, Sause WE, Lertsethtakarn P, Lau KF, Ottemann KM, Au SWN. Three SpoA-domain proteins interact in the creation of the flagellar Type III secretion system of . The Journal of Biological Chemistry. PMID 29991595 DOI: 10.1074/Jbc.Ra118.002263  0.76
2018 Arnold IC, Artola-Borán M, Tallón de Lara P, Kyburz A, Taube C, Ottemann K, van den Broek M, Yousefi S, Simon HU, Müller A. Eosinophils suppress Th1 responses and restrict bacterially induced gastrointestinal inflammation. The Journal of Experimental Medicine. PMID 29970473 DOI: 10.1084/Jem.20172049  0.358
2018 Hathroubi S, Servetas SL, Windham I, Merrell DS, Ottemann KM. Helicobacter pylori Biofilm Formation and Its Potential Role in Pathogenesis. Microbiology and Molecular Biology Reviews : Mmbr. 82. PMID 29743338 DOI: 10.1128/Mmbr.00001-18  0.414
2018 Collins KD, Hu S, Grasberger H, Kao JY, Ottemann KM. Chemotaxis allows bacteria to overcome host-generated reactive oxygen species that constrain gland colonization. Infection and Immunity. PMID 29507083 DOI: 10.1128/Iai.00878-17  0.372
2017 Arnold IC, Zhang X, Urban S, Artola-Borán M, Manz MG, Ottemann KM, Müller A. NLRP3 Controls the Development of Gastrointestinal CD11b+ Dendritic Cells in the Steady State and during Chronic Bacterial Infection. Cell Reports. 21: 3860-3872. PMID 29281833 DOI: 10.1016/J.Celrep.2017.12.015  0.501
2017 Johnson KS, Ottemann KM. Colonization, localization, and inflammation: the roles of H. pylori chemotaxis in vivo. Current Opinion in Microbiology. 41: 51-57. PMID 29202336 DOI: 10.1016/J.Mib.2017.11.019  0.513
2017 Machuca MA, Johnson KS, Liu YC, Steer DL, Ottemann KM, Roujeinikova A. Helicobacter pylori chemoreceptor TlpC mediates chemotaxis to lactate. Scientific Reports. 7: 14089. PMID 29075010 DOI: 10.1038/S41598-017-14372-2  0.427
2017 Abedrabbo S, Castellon J, Collins KD, Johnson KS, Ottemann KM. Cooperation of two distinct coupling proteins creates chemosensory network connections. Proceedings of the National Academy of Sciences of the United States of America. PMID 28242706 DOI: 10.1073/Pnas.1618227114  0.394
2017 Draper JL, Hansen LM, Bernick DL, Abedrabbo S, Underwood JG, Kong N, Huang BC, Weis AM, Weimer BC, van Vliet AH, Pourmand N, Solnick JV, Karplus K, Ottemann KM. Fallacy of the Unique Genome: Sequence Diversity within Single Helicobacter pylori Strains. Mbio. 8. PMID 28223462 DOI: 10.1128/Mbio.02321-16  0.703
2017 Bertaux-Skeirik N, Holokai LL, Centeno J, Yang L, Chakrabarti J, McCracken K, Broda T, Pitstick A, Keilberg D, Hawkins J, Mahe MM, Sundaram N, Ottemann K, Wang J, Helmrath M, et al. Patient-Derived in vitro and in vivo Organoid Models of Gastric Cancer Gastroenterology. 152: S106. DOI: 10.1016/S0016-5085(17)30696-0  0.33
2016 Sause WE, Keilberg D, Aboulhouda S, Ottemann KM. The Helicobacter pylori autotransporter ImaA tempers the bacterium's interaction with α5β1 integrin. Infection and Immunity. PMID 27795352 DOI: 10.1128/Iai.00450-16  0.529
2016 Keilberg D, Zavros Y, Shepherd B, Salama NR, Ottemann KM. Spatial and Temporal Shifts in Bacterial Biogeography and Gland Occupation during the Development of a Chronic Infection. Mbio. 7. PMID 27729513 DOI: 10.1128/Mbio.01705-16  0.471
2016 Collins KD, Andermann TM, Draper J, Sanders L, Williams SM, Araghi C, Ottemann KM. The Helicobacter pylori CZB cytoplasmic chemoreceptor TlpD forms an autonomous polar chemotaxis signaling complex that mediates a tactic response to oxidative stress. Journal of Bacteriology. PMID 27002127 DOI: 10.1128/Jb.00071-16  0.75
2016 Keilberg D, Ottemann KM. How Helicobacter pylori senses, targets and interacts with the gastric epithelium. Environmental Microbiology. 18: 791-806. PMID 26768806 DOI: 10.1111/1462-2920.13222  0.503
2016 Bertaux-Skeirik N, Gabre J, Centeno J, Yang L, Keilberg D, Mahe MM, Sundaram N, Ottemann K, Wang J, Helmrath M, Ahmad S, Zavros Y. 29 Helicobacter pylori Induces the Expression of Gastric Cancer Stem Cell Marker CD44v via the Inhibition of p53 Resulting in Epithelial Hyperproliferation and Oncogenic Transformation Gastroenterology. 150: S10. DOI: 10.1016/S0016-5085(16)30164-0  0.359
2015 Keilberg D, Ottemann KM. H. pylori GPS: Modulating Host Metabolites for Location Sensing. Cell Host & Microbe. 18: 135-6. PMID 26269947 DOI: 10.1016/J.Chom.2015.07.013  0.418
2015 Lertsethtakarn P, Howitt MR, Castellon J, Amieva MR, Ottemann KM. Helicobacter pylori CheZ(HP) and ChePep form a novel chemotaxis-regulatory complex distinct from the core chemotaxis signaling proteins and the flagellar motor. Molecular Microbiology. 97: 1063-78. PMID 26061894 DOI: 10.1111/Mmi.13086  0.775
2015 Cheng AT, Ottemann KM, Yildiz FH. Vibrio cholerae Response Regulator VxrB Controls Colonization and Regulates the Type VI Secretion System. Plos Pathogens. 11: e1004933. PMID 26000450 DOI: 10.1371/Journal.Ppat.1004933  0.411
2015 Bertaux-Skeirik N, Feng R, Schumacher MA, Li J, Mahe MM, Engevik AC, Javier JE, Peek RM, Ottemann K, Orian-Rousseau V, Boivin GP, Helmrath MA, Zavros Y. CD44 plays a functional role in Helicobacter pylori-induced epithelial cell proliferation. Plos Pathogens. 11: e1004663. PMID 25658601 DOI: 10.1371/Journal.Ppat.1004663  0.381
2015 Schumacher MA, Aihara E, Feng R, Engevik A, Shroyer NF, Ottemann KM, Worrell RT, Montrose MH, Shivdasani RA, Zavros Y. The use of murine-derived fundic organoids in studies of gastric physiology. The Journal of Physiology. 593: 1809-27. PMID 25605613 DOI: 10.1113/Jphysiol.2014.283028  0.354
2015 Schumacher MA, Feng R, Aihara E, Engevik AC, Montrose MH, Ottemann KM, Zavros Y. Helicobacter pylori-induced Sonic Hedgehog expression is regulated by NFκB pathway activation: the use of a novel in vitro model to study epithelial response to infection. Helicobacter. 20: 19-28. PMID 25495001 DOI: 10.1111/Hel.12152  0.484
2014 Collins KD, Lacal J, Ottemann KM. Internal sense of direction: sensing and signaling from cytoplasmic chemoreceptors. Microbiology and Molecular Biology Reviews : Mmbr. 78: 672-84. PMID 25428939 DOI: 10.1128/Mmbr.00033-14  0.344
2014 Aihara E, Closson C, Matthis AL, Schumacher MA, Engevik AC, Zavros Y, Ottemann KM, Montrose MH. Motility and chemotaxis mediate the preferential colonization of gastric injury sites by Helicobacter pylori. Plos Pathogens. 10: e1004275. PMID 25033386 DOI: 10.1371/Journal.Ppat.1004275  0.477
2014 Bertaux-Skeirik N, Feng R, McCracken K, Schumacher MA, Engevik AC, Ottemann K, Wang J, Wells JM, Zavros Y. 800 CD44 Marks a Population of Gastric Stem Cells and Plays a Functional Role in H. pylori-Induced Epithelial Proliferation Gastroenterology. 146: S-140. DOI: 10.1016/S0016-5085(14)60494-7  0.389
2013 Lam KH, Lam WW, Wong JY, Chan LC, Kotaka M, Ling TK, Jin DY, Ottemann KM, Au SW. Structural basis of FliG-FliM interaction in Helicobacter pylori. Molecular Microbiology. 88: 798-812. PMID 23614777 DOI: 10.1111/Mmi.12222  0.416
2013 Rolig AS, Cech C, Ahler E, Carter JE, Ottemann KM. The degree of Helicobacter pylori-triggered inflammation is manipulated by preinfection host microbiota. Infection and Immunity. 81: 1382-9. PMID 23429529 DOI: 10.1128/Iai.00044-13  0.785
2013 Sanders L, Andermann TM, Ottemann KM. A supplemented soft agar chemotaxis assay demonstrates the Helicobacter pylori chemotactic response to zinc and nickel. Microbiology (Reading, England). 159: 46-57. PMID 23139399 DOI: 10.1099/Mic.0.062877-0  0.441
2013 Aihara E, Matthis A, Schumacher MA, Zavros Y, Ottemann K, Montrose MH. Sa1868 H. pylori Motility Promotes Preferential Colonization of Ulcerated Tissue in Mouse Stomach Gastroenterology. 144: S-324. DOI: 10.1016/S0016-5085(13)61178-6  0.405
2012 Ta LH, Hansen LM, Sause WE, Shiva O, Millstein A, Ottemann KM, Castillo AR, Solnick JV. Conserved transcriptional unit organization of the cag pathogenicity island among Helicobacter pylori strains. Frontiers in Cellular and Infection Microbiology. 2: 46. PMID 22919637 DOI: 10.3389/Fcimb.2012.00046  0.407
2012 Rolig AS, Shanks J, Carter JE, Ottemann KM. Helicobacter pylori requires TlpD-driven chemotaxis to proliferate in the antrum. Infection and Immunity. 80: 3713-20. PMID 22802346 DOI: 10.1128/Iai.00407-12  0.803
2012 Sause WE, Castillo AR, Ottemann KM. The Helicobacter pylori autotransporter ImaA (HP0289) modulates the immune response and contributes to host colonization. Infection and Immunity. 80: 2286-96. PMID 22566509 DOI: 10.1128/Iai.00312-12  0.56
2011 Rolig AS, Carter JE, Ottemann KM. Bacterial chemotaxis modulates host cell apoptosis to establish a T-helper cell, type 17 (Th17)-dominant immune response in Helicobacter pylori infection. Proceedings of the National Academy of Sciences of the United States of America. 108: 19749-54. PMID 22106256 DOI: 10.1073/Pnas.1104598108  0.781
2011 Lertsethtakarn P, Ottemann KM, Hendrixson DR. Motility and chemotaxis in Campylobacter and Helicobacter . Annual Review of Microbiology. 65: 389-410. PMID 21939377 DOI: 10.1146/Annurev-Micro-090110-102908  0.789
2011 Howitt MR, Lee JY, Lertsethtakarn P, Vogelmann R, Joubert LM, Ottemann KM, Amieva MR. ChePep controls Helicobacter pylori Infection of the gastric glands and chemotaxis in the Epsilonproteobacteria. Mbio. 2. PMID 21791582 DOI: 10.1128/Mbio.00098-11  0.8
2011 Draper J, Karplus K, Ottemann KM. Identification of a chemoreceptor zinc-binding domain common to cytoplasmic bacterial chemoreceptors. Journal of Bacteriology. 193: 4338-45. PMID 21725005 DOI: 10.1128/Jb.05140-11  0.738
2011 Rader BA, Wreden C, Hicks KG, Sweeney EG, Ottemann KM, Guillemin K. Helicobacter pylori perceives the quorum-sensing molecule AI-2 as a chemorepellent via the chemoreceptor TlpB. Microbiology (Reading, England). 157: 2445-55. PMID 21602215 DOI: 10.1099/Mic.0.049353-0  0.531
2010 Alexander RP, Lowenthal AC, Harshey RM, Ottemann KM. CheV: CheW-like coupling proteins at the core of the chemotaxis signaling network. Trends in Microbiology. 18: 494-503. PMID 20832320 DOI: 10.1016/J.Tim.2010.07.004  0.761
2010 Lertsethtakarn P, Ottemann KM. A remote CheZ orthologue retains phosphatase function. Molecular Microbiology. 77: 225-35. PMID 20497335 DOI: 10.1111/J.1365-2958.2010.07200.X  0.768
2010 Castillo AR, Woodruff AJ, Connolly LE, Sause WE, Ottemann KM. Recombination-based in vivo expression technology identifies Helicobacter pylori genes important for host colonization (Infection and Immunity (2008) 76, 12, (5632-5644)) Infection and Immunity. 78: 4967. DOI: 10.1128/Iai.00990-10  0.408
2009 Lowenthal AC, Hill M, Sycuro LK, Mehmood K, Salama NR, Ottemann KM. Functional analysis of the Helicobacter pylori flagellar switch proteins. Journal of Bacteriology. 191: 7147-56. PMID 19767432 DOI: 10.1128/Jb.00749-09  0.813
2009 Lowenthal AC, Simon C, Fair AS, Mehmood K, Terry K, Anastasia S, Ottemann KM. A fixed-time diffusion analysis method determines that the three cheV genes of Helicobacter pylori differentially affect motility. Microbiology (Reading, England). 155: 1181-91. PMID 19332820 DOI: 10.1099/Mic.0.021857-0  0.752
2009 Baltrus DA, Amieva MR, Covacci A, Lowe TM, Merrell DS, Ottemann KM, Stein M, Salama NR, Guillemin K. The complete genome sequence of Helicobacter pylori strain G27. Journal of Bacteriology. 191: 447-8. PMID 18952803 DOI: 10.1128/Jb.01416-08  0.455
2008 Castillo AR, Woodruff AJ, Connolly LE, Sause WE, Ottemann KM. Recombination-based in vivo expression technology identifies Helicobacter pylori genes important for host colonization. Infection and Immunity. 76: 5632-44. PMID 18794279 DOI: 10.1128/Iai.00627-08  0.483
2008 Castillo AR, Arevalo SS, Woodruff AJ, Ottemann KM. Experimental analysis of Helicobacter pylori transcriptional terminators suggests this microbe uses both intrinsic and factor-dependent termination. Molecular Microbiology. 67: 155-70. PMID 18078442 DOI: 10.1111/J.1365-2958.2007.06033.X  0.452
2007 Williams SM, Chen YT, Andermann TM, Carter JE, McGee DJ, Ottemann KM. Helicobacter pylori chemotaxis modulates inflammation and bacterium-gastric epithelium interactions in infected mice. Infection and Immunity. 75: 3747-57. PMID 17517875 DOI: 10.1128/Iai.00082-07  0.553
2006 Terry K, Go AC, Ottemann KM. Proteomic mapping of a suppressor of non-chemotactic cheW mutants reveals that Helicobacter pylori contains a new chemotaxis protein. Molecular Microbiology. 61: 871-82. PMID 16879644 DOI: 10.1111/J.1365-2958.2006.05283.X  0.797
2005 McGee DJ, Langford ML, Watson EL, Carter JE, Chen YT, Ottemann KM. Colonization and inflammation deficiencies in Mongolian gerbils infected by Helicobacter pylori chemotaxis mutants. Infection and Immunity. 73: 1820-7. PMID 15731083 DOI: 10.1128/Iai.73.3.1820-1827.2005  0.541
2005 Terry K, Williams SM, Connolly L, Ottemann KM. Chemotaxis plays multiple roles during Helicobacter pylori animal infection. Infection and Immunity. 73: 803-11. PMID 15664919 DOI: 10.1128/Iai.73.2.803-811.2005  0.788
2002 Andermann TM, Chen YT, Ottemann KM. Two predicted chemoreceptors of Helicobacter pylori promote stomach infection. Infection and Immunity. 70: 5877-81. PMID 12228322 DOI: 10.1128/Iai.70.10.5877-5881.2002  0.549
2002 Ottemann KM, Lowenthal AC. Helicobacter pylori uses motility for initial colonization and to attain robust infection. Infection and Immunity. 70: 1984-90. PMID 11895962 DOI: 10.1128/Iai.70.4.1984-1990.2002  0.802
1999 Ottemann KM, Xiao W, Shin YK, Koshland DE. A piston model for transmembrane signaling of the aspartate receptor Science. 285: 1751-1754. PMID 10481014 DOI: 10.1126/Science.285.5434.1751  0.448
1998 Ottemann KM, Thorgeirsson TE, Kolodziej AF, Shin YK, Koshland DE. Direct measurement of small ligand-induced conformational changes in the aspartate chemoreceptor using EPR Biochemistry. 37: 7062-7069. PMID 9585515 DOI: 10.1021/Bi980305E  0.458
1997 Ottemann KM, Koshland DE. Converting a transmembrane receptor to a soluble receptor: Recognition domain to effector domain signaling after excision of the transmembrane domain Proceedings of the National Academy of Sciences of the United States of America. 94: 11201-11204. PMID 9326586 DOI: 10.1073/Pnas.94.21.11201  0.472
1997 Ottemann KM, Miller JF. Roles for motility in bacterial-host interactions Molecular Microbiology. 24: 1109-1117. PMID 9218761 DOI: 10.1046/J.1365-2958.1997.4281787.X  0.316
1996 Ottemann KM, Mekalanos JJ. The ToxR protein of Vibrio cholerae forms homodimers and heterodimers Journal of Bacteriology. 178: 156-162. PMID 8550410 DOI: 10.1128/Jb.178.1.156-162.1996  0.562
1995 Ottemann KM, Mekalanos JJ. Analysis of Vibrio cholerae ToxR function by construction of novel fusion proteins Molecular Microbiology. 15: 719-731. PMID 7783643 DOI: 10.1111/J.1365-2958.1995.Tb02380.X  0.59
1992 Ottemann KM, DiRita VJ, Mekalanos JJ. ToxR proteins with substitutions in residues conserved with OmpR fail to activate transcription from the cholera toxin promoter Journal of Bacteriology. 174: 6807-6814. PMID 1400230 DOI: 10.1128/Jb.174.21.6807-6814.1992  0.691
1991 Schatz PJ, Bieker KL, Ottemann KM, Silhavy TJ, Beckwith J. One of three transmembrane stretches is sufficient for the functioning of the SecE protein, a membrane component of the E. coli secretion machinery Embo Journal. 10: 1749-1757. PMID 2050112 DOI: 10.1002/J.1460-2075.1991.Tb07699.X  0.408
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