Publications

PubMed: Ohman DE

Peer-Reviewed Papers

1. Sokol, P.A., D. E. Ohman, and B. H. Iglewski.  1979.  A more sensitive plate assay for detection of protease production by Pseudomonas aeruginosa.   J. Clin. Microbiol. 9:538-540.
2. Ohman, D. E., J. C. Sadoff, and B. H. Iglewski.  1980.  Toxin A-deficient mutants of Pseudomonas aeruginosa PA103:  Isolation and characterization.  Infect. Immun. 28:899-908.
3. Ohman, D. E., S. J. Cryz,  and  B. H. Iglewski.  1980.  Isolation and characterization of a Pseudomonas aeruginosa PAO mutant that produces altered elastase.  J. Bacteriol. 142:836-842.
4. Ohman, D. E., R. P. Burns, and B. H. Iglewski.  1980.  Corneal infection in mice with toxin A and elastase mutants of Pseudomonas aeruginosa.  J. Infect. Dis. 142:547-555.
5. Ohman, D. E., and A. M. Chakrabarty.  1981.  Genetic mapping of chromosomal determinants for the production of the exopolysaccharide alginate in a Pseudomonas aeruginosa cystic fibrosis isolate.  Infect. Immun. 33:142-148.
6. Ohman, D. E., and A. M. Chakrabarty.  1982.  Utilization of human respiratory secretions by mucoid Pseudomonas aeruginosa of cystic fibrosis origin. Infect. Immun. 37:662-669.
7. Goldberg, J. B., and D. E. Ohman.  1984.  Cloning and expression in Pseudomonas aeruginosa of a gene involved in the production of alginate.  J. Bacteriol.  158:1115-1121.
8.  Ohman, D. E., J. B. Goldberg, J. L. Flynn, and S. K. Powell.  1985.  Genetics of exopolysaccharide production by mucoid Pseudomonas aeruginosa.  Antibiot. Chemother. 36:13-22.
9.  Ohman, D. E., M. A. West, J. L. Flynn, and J. B. Goldberg.  1985.  Method for gene replacement used in construction of recA  mutants: recA-independent instability of alginate production.  J. Bacteriol. 162:1068-1074.
10.  Ohman, D. E.  1986.  Molecular genetics of exopolysaccharide production by mucoid Pseudomonas aeruginosa.  Eur. J. Clin. Microbiol. 5:6-10.
11.  Goldberg, J. B., and D. E. Ohman.  1987.  Cloning and transcriptional regulation of the elastase lasA gene in mucoid and nonmucoid Pseudomonas aeruginosa.  J. Bacteriol. 169:1349-1351.
12.  Goldberg, J. B., and D. E. Ohman.  1987.  Construction and characterization of algB mutants of Pseudomonas aeruginosa: role of algB in high-level production of alginate.  J. Bacteriol. 169:1593-1602.
13.  Goldberg, J. B., and D. E. Ohman.  1987.  Activation of an elastase precursor by the lasA gene product of Pseudomonas aeruginosa.  J. Bacteriol. 169:4532-4539.
14.  Flynn, J. L., and D. E. Ohman.  1987.  Cloning genes from mucoid Pseudomonas aeruginosa which control spontaneous conversion to the alginate producing phenotype.  J. Bacteriol. 170:1452-1460.
15.  Cryz, S. J., Jr., J. C. Sadoff, D. Ohman, and E. Fürer.  1988.  Characterization of the human immune response to a Pseudomonas aeruginosa O-polysaccharide-toxin A conjugate vaccine.  J. Lab. Clin. Med. 111:701-707.
16. Horn, J. M., and D. E. Ohman.  1988.  Transcriptional and translational analyses of recA mutant alleles in Pseudomonas aeruginosa.  J. Bacteriol. 170:1637-1650.
17. Flynn, J. L., and D. Ohman.  1988.  Use of gene replacement cosmid vector for cloning alginate conversion genes from mucoid and nonmucoid Pseudomonas aeruginosa strains:  algS controls expression of algT.  J. Bacteriol. 170:3228-3236.
18. Horn, J. M., and D. E. Ohman.  1988.  Autogenous regulation and kinetics of induction of Pseudomonas aeruginosa recA transcription as analyzed with operon fusions.  J. Bacteriol. 170: 4699-4705.
19. Ohman, D. E., and C. E. Chitnis.  1989.  Genetic regulation of alginate structure in Pseudomonas aeruginosa.  Antibiot. Chemother. 42:56-61.
20. Ohman, D. E., and C. E. Chitnis.  1989.  Genetic regulation of alginate structure in Pseudomonas aeruginosa.  Antibiot. Chemother. (Basel) 42:56-61.
21. Goldberg, J. B., J. W. Won, and D. E. Ohman.  1990.  Precise excision and instability of transposon Tn5 in Pseudomonas aeruginosa.  J. Gen. Micro. 136:789-796.
22. Chitnis, C. E., and D. E. Ohman.  1990.  Cloning of Pseudomonas aeruginosa algG, which controls alginate structure.  J. Bacteriol. 172:2894-2900.
23. Wozniak, D. J., and D. E. Ohman.  1990.  Pseudomonas aeruginosa AlgB, a two-component response regulator of the NtrC family, is required for algD transcription.  J. Bacteriol. 173:1406-1413.
24. McIver, K. S., E. Kessler, and D. E. Ohman.  1991.  Substitution of active site His-223 in Pseudomonas aeruginosa elastase and expression of the mutated lasB alleles in Escherichia coli show evidence for autoproteolytic processing of proelastase.  J. Bacteriol. 173:7781-7789.
25. Hassett, D. J., L. Charniga, K. Bean, D. E. Ohman, and M. S. Cohen.  1992.  Response of Pseudomonas aeruginosa to pyocyanin: mechanisms of resistance, antioxidant defenses, and demonstration of a manganese-cofactored superoxide dismutase.  Infec. Immun. 60:328-336.
26. Hamood, A. N., D. E. Ohman, S. E. West, and B. H. Iglewski.  1992.  Isolation and characterization of toxin A excretion-deficient mutants of Pseudomonsa aeruginosa PAO1.  Infect. Immun. 60:328-336.
27. Hassett, D. J., L. Charniga, K. Bean, D. E. Ohman, and M. S. Cohen.  1992.  Response of Pseudomonas aeruginosa to pyocyanin: mechanisms of resistance, antioxidant defenses, and demonstration of a manganese-cofactored superoxide dismutase.  Infec. Immun. 60:328-336.
28. Olson, J. C., and D. E. Ohman. 1992. Efficient production and processing of elastase and LasA by Pseudomonas aeruginosa require zinc and calcium ions. J. Bacteriol. 174:4140-4147.
29. Chitnis, C. E., and D. E. Ohman.  1993.  Genetic analysis of the alginate biosynthetic gene cluster of Pseudomonas aeruginosa shows evidence of an operonic structure.  Mol. Microbiol. 8:583-590.
30. Goldberg, J. B., W. L. Gorman, J. L. Flynn, and D. E. Ohman. 1993. A mutation in algN permits trans activation of alginate production by algT in Pseudomonas species.  J. Bacteriol. 175:1303-1308.
31. Kessler, E., M. Safrin, J. C. Olson, and D. E. Ohman. 1993. Secreted LasA of Pseudomonas aeruginosa is a staphylolytic protease. J. Biol. Chem. 268:7503-7508.
32. McIver, K. S., J. C. Olson, and D. E. Ohman.  1993.  Pseudomonas aeruginosa lasB1 mutants produce an elastase, substituted at active-site His-223, that is defective in activity, processing, and secretion.  J. Bacteriol. 175:4008-4015.
33. Wozniak, D. J., and D. E. Ohman.  1993.  Involvement of the alginate algT gene and integration host factor in the regulation of the Pseudomonas aeruginosa algB gene.  J. Bacteriol. 175:4145-4153.
34. Schiller, N. L., S. R. Monday, C. M. Boyd, N. T. Keen, and D. E. Ohman.  1993.  Characterization of the Pseduomonas aeruginosa alginate lyase gene (algL): cloning, sequencing, and expression in Escherichia coli.  J. Bacteriol. 175:4780-4789
35. Ofek, I., K. Kabha, A. Athamna, G. Frankel, D.J. Wozniak, D.L. Hasty, and D.E. Ohman.  1993.  Genetic exchange of determinants for capsular polysaccharide biosynthesis between Klebsiella pneumoniae strains expressing serotypes K2 and K21a.  Infect. Immun. 61:4208-4216.
36. Franklin, M. J., and D. E. Ohman.  1993.  Identification of algF in the alginate biosynthetic gene cluster of Pseudomonas aeruginosa which is required for alginate acetylation.  J. Bacteriol. 175:5057-5065.
37. Hassett, D.J., W.A. Woodruff, D.J. Wozniak, M. Vasil, M.S. Cohen, and D.E. Ohman.  1993.  Cloning and characterization of the Pseudomonas aeruginosa sodA and sodB genes incoding manganese- and iron-cofactored superoxide dismutase: demonstration of increased manganese superoxide dismutase activity in alginate-producing bacteria.  J. Bacteriol. 175:7658-7665.
38. Sokurenko, E.V., H.S. Courtney, D.E. Ohman, P. Klemm, and D.L. Hasty.  1994.  FimH family of type 1 fimbrial adhesins: functional heterogeneity due to minor sequence variations among fimH genes.  J. Bacteriol. 176: 748-755.
39. Franklin, M.J., C.E. Chitnis, P. Gacesa, A. Sonesson, D.C. White, and D.E. Ohman. 1994. Pseudomonas aeruginosa AlgG is a polymer level alginate C5-mannuronan epimerase. J. Bacteriol. 176: 1821-1830.
40. Wozniak, D.J. and D.E. Ohman.  1994.  Transcriptional analysis of the Pseudomonas aeruginosa genes algR, algB, and algD reveals a hierarchy of alginate gene expression which is modulated by algT.  J. Bacteriol. 176:6007-6014.
41.  DeVries, C. A., and D. E. Ohman.  1994.  Mucoid-to-nonmucoid conversion in alginate-producing Pseudomonas aeruginosa often results from spontaneous mutations in algT, encoding a putative alternative sigma factor, and shows evidence for autoregulation.  J. Bacteriol. 176:6677-6687.
42.  DeVries, C.A., D.J. Hassett, J.L. Flynn, and D.E. Ohman.  1995.  Genetic linkage in Pseudomonas aeruginosa of algT and nadB: mutation in nadB does not affect NAD biosynthesis or alginate production.  Gene 156:63-67.
43.  Kabha, K., L. Nissimov, A. Athamna, Y. Keisari, L. Parolis, L.A.S. Parolis, R.M. Grue, J. Schlepper-Schafer, A.R.B. Ezekowitz, D.E. Ohman, and I. Ofek.  1995.  Relationships among capsular structure, phagocytosis, and mouse virulence in Klebsiella pneumoniae.  Infect. Immun. 63:847-852.
44.  Hassett, D. J., H.P. Schweizer, and D.E. Ohman.  1995.  Construction and characterization of Pseudomonas aeruginosa sodA and sodB mutants defective in manganese- and iron-cofactored superoxide dismutase activity demonstrate the importance of the iron-cofactored form in aerobic metabolism.  J. Bacteriol. 177:6330-6337.
45.  McIver, K.S., E. Kessler, J.C. Olson, and D.E. Ohman.  1995.  The elastase propeptide functions as an intramolecular chaperone required for elastase activity and secretion in Pseudomonas aeruginosa.  Mol. Microbiol.  18:877-889.
46.  Brint, J.M, and D.E. Ohman.  1995.  Synthesis of multiple exoproducts in Pseudomonas aeruginosa is under the control of RhlR-RhlI, another set of regulators in strain PAO1 with homology to the autoinducer-responsive LuxR-LuxI family.  J. Bacteriol. 177:7155-7163.
47.  Franklin, M.J. and D.E. Ohman.  1996.  Identification of algI and algJ in the Pseudomonas aeruginosa alginate biosynthetic gene cluster which are required for alginate O acetylation.  J. Bacteriol. 178:2186-2195.
48.  Gustin, J. K., E. Kessler, and D. E. Ohman. 1996. A substitution at His120 in the LasA protease of Pseudomonas aeruginosa blocks enzymatic activity without affecting propeptide processing or extracellular secretion. J. Bacteriol. 178:6608-6617.
49.  Preston, M.J., P.C. Seed, D.S. Todor, B.H. Iglewski, D.E. Ohman, J.K. Gustin, J.B. Goldberg, and G.B. Pier.  1997.  Contribution of proteases and LasR to the virulence of Pseudomonas aeruginosa during corneal infections.  Infect. Immun. 65:3086-3090.
50.  Mathee, K., C.J. McPherson, and D.E. Ohman. 1997.  Posttranslational control of the algT(algU) encoded sigma-22 for expression of the alginate regulon in Pseudomonas aeruginosa and localization of its antagonist proteins MucA and MucB(AlgN).  J. Bacteriol. 179:3711-3720.
51.  Kessler, E., M. Safrin, W.R. Abrams, J. Rosenbloom, and D.E. Ohman.  1997.  Inhibitors and specificity of Pseudomonas aeruginosa LasA.  J. Biol. Chem. 272:9884-9889.
52.  Ma, S., D. J. Wozniak, and D. E. Ohman. 1997. Identification of the histidine protein kinase KinB in Pseudomonas aeruginosa and its phosphorylation of the alginate regulator AlgB. J. Biol. Chem. 272:17952-17960.
53.  Jain, S. and D.E. Ohman.  1998.  Deletion of algK in mucoid Pseudomonas aeruginosa blocks alginate polymer formation and results in uronic acid secretion.  J. Bacteriol.180:634-641.
54. Ma, S., U. Selvaraj, D.E. Ohman, R. Quarless, D.J. Hassett, and D.J. Wozniak. 1998.  Phosphorylation-independent activity of the response regulators AlgB and AlgR in promoting alginate biosynthesis in Pseudomonas aeruginosa. J. Bacteriol. 180:956-968.
55.  Mathee, K., O. Ciofu, C. K. Sternberg, P. Lindum, J. Campbell, P. Jensen, A. Johnsen, M. Givskov, D. Ohman, S. Molin, N. Høiby, and A. Kharazmi. 1999. Mucoid conversion of Pseudomonas aeruginosa by hydrogen peroxide: a mechanism for virulence activation in the cystic fibrosis lung. Microbiology. 145:1349-1357.
56. Kessler, E., M. Safrin, J. K. Gustin, and D. E. Ohman. 1999. Elastase and LasA protease of Pseudomonas aeruginosa are secreted with their propeptides. J. Biol. Chem. 273:30225-30231.
57. Ohman, D., S. Malhotra, S. Jain, M. Mathee, and L. Suh. 1999. Alginate biosynthesis in Pseudomonas aeruginosa: a stress response. Clin Microbiol Infect. 5:5S11-5S13.
58. Ohman, D., S. Malhotra, S. Jain, M. Mathee, and L. Suh. 1999. Alginate biosynthesis in Pseudomonas aeruginosa: a stress response. Clin Microbiol Infect. 5:5S11-5S13.
59. Suh, S.-J., L. Silo-Suh, D. E. Woods, D. J. Hassett, S. E. H. West, and D. E. Ohman. 1999. Effect of rpoS mutation on the stress response and expression of virulence factors in Pseudomonas aeruginosa. J. Bacteriol. 181:3890-3897.
60. Ohman, D., S. Malhotra, S. Jain, M. Mathee, and L. Suh. 1999. Alginate biosynthesis in Pseudomonas aeruginosa: a stress response. Clin Microbiol Infect. 5:5S11-5S13.
61. Mathee, K., O. Ciofu, M. Givskov, D. E. Ohman, S. Molin, N. Høiby, and A. Kharazmi. 1999. Reactive oxygen species-mediated induction of Pseudomonas aeruginosa alginate production: a possible induction mechanism in cystic fibrosis lungs. Clin Microbiol Infect. 5:5S8-5S9.
62. Alverdy, J., C. Holbrook, F. Rocha, L. Seiden, R. L. Wu, M. Musch, E. Chang, D. E. Ohman, and S.-J. Suh.  2000.  Gut derived sepsis occurs when the right pathogen with the right virulence genes meets the right host: evidence for in vivo virulence expression in Pseudomonas aeruginosa.  Ann. Surg. 232: 480-489.
63. Malhotra, S., L.A. Silo-Suh, K. Mathee, and D. E. Ohman. 2000. Proteome analysis of the effect of mucoid conversion on global protein expression in Pseudomonas aeruginosa strain PAO1 shows induction of disulfide bond isomerase, DsbA.  J. Bacteriol. 182:6999-7006.
64. Nivens, D. E., D. E. Ohman, J. Williams, and M. J. Franklin. 2001. Role of alginate and its O acetylation in formation of Pseudomonas aeruginosa microcolonies and biofilms. J. Bacteriol. 183:1047-1057.
65. Pier, G., F. Coleman, M. Grout, M. Franklin, and D.E. Ohman.  2001.  Role of alginate O-acetylation in the resistance of Pseudomonas aeruginosa to opsonic phagocytosis.  Infect. Immun. 69:1895-1901.
66.  Morea, A., K. Mathee, M. J. Franklin, A. Giacomini, M. O’Regan, and D. E. Ohman. 2001. Characterization of algG encoding C5-epimerase in the alginate biosynthetic gene cluster of Pseudomonas fluorescens. Gene 278:107-114.
67.  Cahan, R., I. Axelrad, M. Safrin,  D.E. Ohman, and E. Kessler.  2001.  A secreted aminopeptidase of Pseudomonas aeruginosa: identification, primary structure, and relationship to other aminopeptidases. J. Biol. Chem. 276(47):43645-52.
68. Franklin, J.M., and D.E. Ohman.  2002.  Mutant analysis and cellular localization of the AlgI, AlgJ, and AlgF proteins required for O acetylation of alginate in Pseudomonas aeruginosa.  J. Bacteriol. 184:3000-3007.
69. Silo-Suh, L., S. J. Suh, P. A. Sokol, and D. E. Ohman. 2002. A simple alfalfa seedling infection model for Pseudomonas aeruginosa strains associated with cystic fibrosis shows AlgT (sigma-22) and RhlR contribute to pathogenesis.   Proc Natl Acad Sci U S A 99:15699-15704.
70. Barequet, I. S., G. J. Ben Simon, M. Safrin, D. E. Ohman, and E. Kessler. 2004. Pseudomonas aeruginosa LasA protease in treatment of experimental staphylococcal keratitis. Antimicrob Agents Chemother 48:1681-7.
71.  Bernier, S. P., L. Silo-Suh, D. E. Woods, D. E. Ohman, and P. A. Sokol. 2003. Comparative analysis of plant and animal models for characterization of Burkholderia cepacia virulence. Infect Immun 71:5306-13
72.  Jain, S., M. J. Franklin, H. Ertesvag, S. Valla, and D. E. Ohman. 2003. The dual roles of AlgG in C-5-epimerization and secretion of alginate polymers in Pseudomonas aeruginosa. Mol Microbiol 47:1123-33.
73.  Gimmestad, M., H. Sletta, H. Ertesvag, K. Bakkevig, S. Jain, S. J. Suh, G. Skjak-Braek, T. E. Ellingsen, D. E. Ohman, and S. Valla. 2003. The Pseudomonas fluorescens AlgG protein, but not its mannuronan C-5-epimerase activity, is needed for alginate polymer formation. J Bacteriol 185:3515-23.
74.  Kessler, E., M. Safrin, S. Blumberg, and D. E. Ohman. 2004. A continuous spectrophotometric assay for Pseudo- monas aeruginosa LasA protease (staphylolysin) using a two-stage enzymatic reaction. Anal Biochem 328:225-32.
75.  Stapper, A. P., G. Narasimhan, D. E. Ohman, J. Barakat, M. Hentzer, S. Molin, A. Kharazmi, N. Hoiby, and K. Mathee. 2004. Alginate production affects Pseudomonas aeruginosa biofilm development and architecture, but is not essential for biofilm formation. J Med Microbiol 53:679-690.
76.  Suh, S, -J., Silo-Suh, L., and D.E. Ohman.  2004. Development of tools for the genetic manipulation of Pseudomonas aeruginosa. J. Microbiol. Methods 58:203-212.
77. McIver, K.S., E. Kessler, and D. E. Ohman. 2004. Identification of residues in the Pseudomonas aeruginosa elastase propeptide required for chaperone and secretion activities.  Microbiology. 150:3969-77.
78. Chen, C. C., L. Riadi, S. J. Suh, D. E. Ohman, and L. K. Ju. 2005. Degradation and synthesis kinetics of quorum-sensing autoinducer in Pseudomonas aeruginosa cultivation. J Biotechnol 117:1-10.
79. Douthit, S., M. Dlakic, D. E. Ohman, and M. Franklin. 2005. Mutant analysis of the  Pseudomonas aeruginosa mannuronan epimerase, AlgG, a protein that contains a right handed beta helix.  J. Bacteriol. 187:4573-83.
80.  Jain, S., and D.E. Ohman. 2005.  Role of an alginate lyase (AlgL) in the secretion of alginate by Pseudomonas aeruginosa. Infect. Immun. 73:6429-36.
81.  Silo-Suh, L., S.-J. Suh, P. Phibbs, and D. Ohman. 2005. Adaptations of Pseudomonas aeruginosa to the Cystic Fibrosis Lung Environment Can Include Deregulation of zwf Encoding Glucose-6-Phosphate Dehydrogenase. J. Bacteriol. 187(22):7561-8.
82. Makal, U., L. Wood, D. E. Ohman, and K. J. Wynne. 2006. Polyurethane biocidal polymeric surface modifiers.  Biomaterials 27:1316-26.
84. Wood, L.F., and Ohman, D.E. 2006. Independent regulation of MucD, an HtrA-like protease in Pseudomonas aeruginosa, and the role of its proteolytic motif in alginate gene regulation. J Bacteriol 188: 3134-3137.
85.  Wood, L. F., A. J. Leech, and D. E. Ohman. 2006. Cell wall-inhibitory antibiotics activate the alginate biosynthesis operon in Pseudomonas aeruginosa: Roles of sigma (AlgT) and the AlgW and Prc proteases. Mol Microbiol 62:412-26.
86.  Grande, K. K., J. K. Gustin, E. Kessler, and D. E. Ohman. 2007. Identification of critical residues in the propeptide of LasA protease of Pseudomonas aeruginosa involved in the formation of a stable mature protease. J Bacteriol 189:3960-8.
87.  Kurt, P., L. Wood, D. E. Ohman, and K. J. Wynne. 2007. Highly effective contact antimicrobial surfaces via polymer surface modifiers. Langmuir 23:4719-23.
88.  Kurt, P.; Wood, L.; Ohman, D. E.; Wynne, K. J., Biocidal activity of hydantoin-containing polyurethane polymeric surface modifiers.  Langmuir; (Letter); 23(9); 4719-4723, 2007.
89. Leech, A., A. Sprinkle, L.F. Wood, D. Wozniak, and D. Ohman. 2007. The NtrC-family regulator AlgB, which control alginate biosynthesis in mucoid Pseudomonas aeruginosa, binds directly to the algD promoter.  J. Bacteriol190:581-9.
90. Oglesby, L.L., S. Jain, and D.E. Ohman. 2008. Membrane topology and roles of Pseudomonas aeruginosa Alg8 and Alg44 in alginate polymerization.  Microbiology 154:1605-15.
91.  Whitney, J. C., A. M. Neculai, D. E. Ohman, and P. L. Howell. 2009. Expression, refolding, crystallization and preliminary X-ray analysis of Pseudomonas aeruginosa AlgE. Acta Crystallogr Sect F Struct Biol Cryst Commun 65:463-6.
92.  Barequet, I. S., Z. Habot-Wilner, O. Mann, M. Safrin, D. E. Ohman, E. Kessler, and M. Rosner. 2009. Evaluation of Pseudomonas aeruginosa staphylolysin (LasA protease) in the treatment of methicillin-resistant Staphylococcus aureus endophthalmitis in a rat model. Graefes Arch Clin Exp Ophthalmol. 247:913-917.
93.  Wood, L. F., and D. E. Ohman. 2009. Use of cell wall stress to characterize sigma 22 (AlgT/U) activation by regulated proteolysis and its regulon in Pseudomonas aeruginosa. Mol Microbiol 72:183-201.
94.  Ohman, D.E. 2009.  Alginate gene regulation, pp. 117-133, In “Alginates: Biology & Applications.”  B.H.A. Rehm (editor), Series on Microbiology Monographs, Springer..
95. Lu, Z. X., L. F. Wood, D. E. Ohman, and M. M. Collinson. 2009. Bio-inspired chemical reactors for growing aligned gold nanoparticle-like wires. Chem Commun (Camb):4200-2.
96. Silo-Suh, L. A., B. Elmore, D. E. Ohman, and S. J. Suh. 2009. Isolation, characterization, and utilization of a temperature-sensitive allele of a Pseudomonas replicon. J Microbiol Methods 78:319-24.
97. Keiski, CL, M Harwich, S Jane, AM Neculai, P Yip, H Robinson, LL Burrows, DE Ohman and PL Howell. 2010. Structure of AlgK, a periplasmic component of a novel exopolysaccharide secretion complex. Structure (in press)
98.  Potvin, E., F. Sanschagrin, I. Vallet-Gely, K.L Richard, M. Jacobs, D.E. Ohman, M. Whiteley, S. L. Dove, C. Manoil and R.C. Levesque. 2010.  Functional genomics of sigma factor EhrS from Pseudomonas aeruginosa essential for maintenance in the host lung. (in preparation)
99.  Fleming, E. and D.E. Ohman.  Role of cap genes in Francisella tularensis.  (In preparation)
100.  Wood, L. F., and D. E. Ohman. 2010. Microarray analysis of the sigma 22 (AlgT/U) regulon in Pseudomonas aeruginosa. (in preparation)

BOOKS

Experiments in Gene Manipulation, by Dennis E. Ohman 
A course manual and general guide to bacterial genetics, recombinant DNA, and molecular microbiology.
250 pages.  Published by Prentice Hall, Inc., 1988, Englewood Cliffs, New Jersey.

Dissertation:  Ohman, D.E.  1980.  Genetic studies on the contribution of toxin A and elastase to the virulence of Pseudomonas aeruginosa.  Advisor:  Dr. Barbara H. Iglewski, Department of Microbiology & Immunology, Oregon Health Sciences University, Portland, OREGON.

BOOK CHAPTERS

• Ohman, D. E., and J. B. Goldberg.  1990.  Genetics of alginate biosynthesis in Pseudomonas aeruginosa, p. 206-220.  In N. J. Russel (ed.), Pseudomonas infection and alginates: biochemistry, genetics and pathology.  Chapman and Hall Pub., London.
• Ohman, D. E., J. B. Goldberg, and J. L. Flynn.  1990.  Molecular analysis of the genetic switch activating alginate production.  p. 28-35.  In S. Silver (ed.), Pseudomonas: biotransformations, pathogenesis, and evolving biotechnology.  Amer. Soc. Microbiol. Pub., Washington.
• Ohman, D. E., J. B. Goldberg, and J. L. Flynn.  1990.  28-35.  In S. Silver (ed.), Pseudomonas: biotransformations, pathogenesis, and evolving biotechnology.  Amer. Soc. Microbiol., Washington, D.C.
• Ohman, D. E., K. Mathee, C. J. McPherson, C. A. DeVries, S. Ma, D. J. Wozniak, and M. J. Franklin. 1996. Regulation of the alginate (algD) operon in Pseudmonas aeruginosa, p. 472-483. In T. Nakazawa, K. Furukawa, D. Haas, S. Silver (ed.), Molecular biology of Pseudomonads. Amer. Soc. Microbiol., Washington, D.C.
• Kessler, E. and D.E. Ohman.  1997.  Staphylolysin (LasA Endopeptidase).  In, The Handbook on Proteolytic Enzymes, Academic Press.
• Kessler, E. and D.E. Ohman.  1997.  Pseudolysin (Elastase).  In, The Handbook on Proteolytic Enzymes, Academic Press.
• Kessler, E. and D.E. Ohman.  2004.  Staphylolysin (LasA Endopeptidase).  In, The Handbook of proteolytic enzymes (A.J. Barrett, N.D. Rawlings and J. F. Woessner, eds.) 2004. 2nd edition, Volume 1, pp. 1001-1003, Elsevier, Academic Press.
• Kessler, E. and D.E. Ohman.  2004.  Pseudolysin (Elastase).  In, The Handbook of proteolytic enzymes (A.J. Barrett, N.D. Rawlings and J. F. Woessner, eds.) 2004. 2nd edition, Volume 1, pp. 401-409, Elsevier, Academic Press.
• Jain, S., and D. E. Ohman. 2004. Alginate biosynthesis., p. 53-81. In J.-L. Ramos (ed.), Pseudomonas, vol. 3 (Biosynthesis of Macromolecules and Molecular Metabolism). Kluwer Academic/Plenum Publishers, New York.
• Ohman, D.E. 2009.  Alginate gene regulation, pp. 117-133, In “Alginates: Biology & Applications.”  B.H.A. Rehm (editor), Series on Microbiology Monographs, Springer.

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