Research output per year
Research output per year
- 1 - 50 out of 179 results
Search results
-
2015
A Moraxella catarrhalis two-component signal transduction system necessary for growth in liquid media affects production of two lysozyme inhibitors
Joslin, S. N., Pybus, C., Labandeira-Rey, M., Evans, A. S., Attia, A. S., Brautigam, C. A. & Hansen, E. J., 2015, In: Infection and immunity. 83, 1, p. 146-160 15 p.Research output: Contribution to journal › Article › peer-review
Open Access7 Scopus citations -
2014
Haemophilus ducreyi Hfq contributes to virulence gene regulation as cells enter stationary phase
Gangaiah, D., Labandeira, M., Zhang, X., Fortney, K. R., Ellinger, S., Zwickl, B., Baker, B., Liu, Y., Janowicz, D. M., Katz, B. P., Brautigam, C. A., Munson, R. S., Hansen, E. J. & Spinola, S. M., Feb 11 2014, In: mBio. 5, 1, e01081-13.Research output: Contribution to journal › Article › peer-review
17 Scopus citations -
Identification of an outer membrane lipoprotein involved in nasopharyngeal colonization by Moraxella catarrhalis in an animal model
Wang, W., Joslin, S. N., Pybus, C., Evans, A. S., Lichaa, F., Brautigam, C. A. & Hansen, E. J., 2014, In: Infection and immunity. 82, 6, p. 2287-2299 13 p.Research output: Contribution to journal › Article › peer-review
8 Scopus citations -
The haemophilus ducreyi lspa1 protein inhibits phagocytosis by using a new mechanism involving Activation of C-terminal src kinase
Dodd, D. A., Worth, R. G., Rosen, M. K., Grinstein, S., van Oers, N. S. C. & Hansen, E. J., May 20 2014, In: mBio. 5, 3, e01178-14.Research output: Contribution to journal › Article › peer-review
11 Scopus citations -
2013
Development of a LacZ-based transcriptional reporter system for use with Moraxella catarrhalis
Evans, A. S., Pybus, C. & Hansen, E. J., Mar 2013, In: Plasmid. 69, 2, p. 180-185 6 p.Research output: Contribution to journal › Article › peer-review
Open Access3 Scopus citations -
2012
Mycobacterial shuttle vectors designed for high-level protein expression in infected macrophages
Eitson, J. L., Medeiros, J. J., Hoover, A. R., Srivastava, S., Roybal, K. T., Aínsa, J. A., Hansen, E. J., Gumbo, T. & Van Oersa, N. S. C., Oct 2012, In: Applied and environmental microbiology. 78, 19, p. 6829-6837 9 p.Research output: Contribution to journal › Article › peer-review
Open Access8 Scopus citations -
Use of the chinchilla model for nasopharyngeal colonization to study gene expression by Moraxella catarrhalis
Hoopman, T. C., Liu, W., Joslin, S. N., Pybus, C., Sedillo, J. L., Labandeira-Rey, M., Laurence, C. A., Wang, W., Richardson, J. A., Bakaletz, L. O. & Hansen, E. J., Mar 2012, In: Infection and immunity. 80, 3, p. 982-995 14 p.Research output: Contribution to journal › Article › peer-review
Open Access19 Scopus citations -
2011
A Haemophilus ducreyi CpxR deletion mutant is virulent in human volunteers
Labandeira-Rey, M., Dodd, D., Fortney, K. R., Zwickl, B., Katz, B. P., Janowicz, D. M., Spinola, S. M. & Hansen, E. J., Jun 15 2011, In: Journal of Infectious Diseases. 203, 12, p. 1859-1865 7 p.Research output: Contribution to journal › Article › peer-review
17 Scopus citations -
Identification of gene products involved in the oxidative stress response of Moraxella catarrhalis
Hoopman, T. C., Liu, W., Joslin, S. N., Pybus, C., Brautigam, C. A. & Hansen, E. J., Feb 2011, In: Infection and immunity. 79, 2, p. 745-755 11 p.Research output: Contribution to journal › Article › peer-review
Open Access34 Scopus citations -
The Moraxella catarrhalis nitric oxide reductase is essential for nitric oxide detoxification
Wang, W., Kinkel, T., Martens-Habbena, W., Stahl, D. A., Fang, F. C. & Hansen, E. J., Jun 2011, In: Journal of bacteriology. 193, 11, p. 2804-2813 10 p.Research output: Contribution to journal › Article › peer-review
Open Access19 Scopus citations -
2010
Characterization of the CpxRA regulon in Haemophilus ducreyi
Labandeira, M., Brautigam, C. A. & Hansen, E. J., Nov 2010, In: Infection and immunity. 78, 11, p. 4779-4791 13 p.Research output: Contribution to journal › Article › peer-review
Open Access33 Scopus citations -
Modulation of iron homeostasis in macrophages by bacterial intracellular pathogens
Pan, X., Tamilselvam, B., Hansen, E. J. & Daefler, S., 2010, In: BMC microbiology. 10, 64.Research output: Contribution to journal › Article › peer-review
57 Scopus citations -
2009
Identification of a bacteriocin and its cognate immunity factor expressed by Moraxella catarrhalis.
Attia, A. S., Sedillo, J. L., Hoopman, T. C., Liu, W., Liu, L., Brautigam, C. A. & Hansen, E. J., 2009, In: BMC microbiology. 9, p. 207 1 p.Research output: Contribution to journal › Article › peer-review
6 Scopus citations -
Inactivation of the haemophilus ducreyi luxS gene affects the virulence of this pathogen in human subjects
Labandeira-Rey, M., Janowicz, D. M., Blick, R. J., Fortney, K. R., Zwickl, B., Katz, B. P., Spinola, S. M. & Hansen, E. J., Aug 1 2009, In: Journal of Infectious Diseases. 200, 3, p. 409-416 8 p.Research output: Contribution to journal › Article › peer-review
15 Scopus citations -
Regulation of expression of the Haemophilus ducreyi LspB and LspA2 proteins by CpxR
Labandeira-Rey, M., Mock, J. R. & Hansen, E. J., Aug 2009, In: Infection and immunity. 77, 8, p. 3402-3411 10 p.Research output: Contribution to journal › Article › peer-review
Open Access23 Scopus citations -
2008
Characterization of fig operon mutants of Francisella novicida U112
Kiss, K., Liu, W., Huntley, J. F., Norgard, M. V. & Hansen, E. J., Aug 2008, In: FEMS Microbiology Letters. 285, 2, p. 270-277 8 p.Research output: Contribution to journal › Article › peer-review
37 Scopus citations -
Haemophilus ducreyi LspA proteins are tyrosine phosphorylated by macrophage-encoded protein tyrosine kinases
Deng, K., Mock, J. R., Greenberg, S., Van Oers, N. S. C. & Hansen, E. J., Oct 2008, In: Infection and immunity. 76, 10, p. 4692-4702 11 p.Research output: Contribution to journal › Article › peer-review
9 Scopus citations -
Identification of a repressor of a truncated denitrification pathway in Moraxella catarrhalis
Wang, W., Richardson, A. R., Martens-Habbena, W., Stahl, D. A., Fang, F. C. & Hansen, E. J., Dec 2008, In: Journal of bacteriology. 190, 23, p. 7762-7772 11 p.Research output: Contribution to journal › Article › peer-review
22 Scopus citations -
Modular arrangement of allelic variants explains the divergence in moraxella catarrhalis uspa protein function
Brooks, M. J., Sedillo, J. L., Wagner, N., Laurence, C. A., Wang, W., Attia, A. S., Hansen, E. J. & Gray-Owen, S. D., Nov 2008, In: Infection and immunity. 76, 11, p. 5330-5340 11 p.Research output: Contribution to journal › Article › peer-review
33 Scopus citations -
Moraxella catarrhalis binding to host cellular receptors is mediated by sequence-specific determinants not conserved among all UspA1 protein variants
Brooks, M. J., Sedillo, J. L., Wagner, N., Wang, W., Attia, A. S., Wong, H., Laurence, C. A., Hansen, E. J. & Gray-Owen, S. D., Nov 2008, In: Infection and immunity. 76, 11, p. 5322-5329 8 p.Research output: Contribution to journal › Article › peer-review
32 Scopus citations -
Moraxella catarrhalis expresses an unusual Hfq protein
Attia, A. S., Sedillo, J. L., Wang, W., Liu, W., Brautigam, C. A., Winkler, W. & Hansen, E. J., Jun 2008, In: Infection and immunity. 76, 6, p. 2520-2530 11 p.Research output: Contribution to journal › Article › peer-review
28 Scopus citations -
Moraxella catarrhalis synthesizes an autotransporter that is an acid phosphatase
Hoopman, T. C., Wang, W., Brautigam, C. A., Sedillo, J. L., Reilly, T. J. & Hansen, E. J., Feb 2008, In: Journal of bacteriology. 190, 4, p. 1459-1472 14 p.Research output: Contribution to journal › Article › peer-review
Open Access13 Scopus citations -
2007
A UspA2H-negative variant of Moraxella catarrhalis strain O46E has a deletion in a homopolymeric nucleotide repeat common to uspA2H genes
Wang, W., Pearson, M. M., Attia, A. S., Blick, R. J. & Hansen, E. J., Apr 2007, In: Infection and immunity. 75, 4, p. 2035-2045 11 p.Research output: Contribution to journal › Article › peer-review
Open Access12 Scopus citations -
Characterization of the Moraxella catarrhalis Opa-like protein, OlpA, reveals a phylogenetically conserved family of outer membrane proteins
Brooks, M. J., Laurence, C. A., Hansen, E. J. & Gray-Owen, S. D., Jan 2007, In: Journal of bacteriology. 189, 1, p. 76-82 7 p.Research output: Contribution to journal › Article › peer-review
15 Scopus citations -
Identification of gene products involved in biofilm production by Moraxella catarrhalis ETSU-9 in vitro
Pearson, M. M. & Hansen, E. J., Sep 2007, In: Infection and immunity. 75, 9, p. 4316-4325 10 p.Research output: Contribution to journal › Article › peer-review
Open Access32 Scopus citations -
Metabolic analysis of Moraxella catarrhalis and the effect of selected in vitro growth conditions on global gene expression
Wang, W., Reitzer, L., Rasko, D. A., Pearson, M. M., Blick, R. J., Laurence, C. & Hansen, E. J., Oct 2007, In: Infection and immunity. 75, 10, p. 4959-4971 13 p.Research output: Contribution to journal › Article › peer-review
43 Scopus citations -
2006
A conserved tetranucleotide repeat is necessary for wild-type expression of the Moraxella catarrhalis UspA2 protein
Attia, A. S. & Hansen, E. J., Nov 2006, In: Journal of bacteriology. 188, 22, p. 7840-7852 13 p.Research output: Contribution to journal › Article › peer-review
Open Access30 Scopus citations -
Binding of vitronectin by the Moraxella catarrhalis UspA2 protein interferes with late stages of the complement cascade
Attia, A. S., Ram, S., Rice, P. A. & Hansen, E. J., Mar 2006, In: Infection and immunity. 74, 3, p. 1597-1611 15 p.Research output: Contribution to journal › Article › peer-review
Open Access84 Scopus citations -
Biofilm formation by Moraxella catarrhalis in vitro: Roles of the UspA1 adhesin and the Hag hemagglutinin
Pearson, M. M., Laurence, C. A., Guinn, S. E. & Hansen, E. J., Mar 2006, In: Infection and immunity. 74, 3, p. 1588-1596 9 p.Research output: Contribution to journal › Article › peer-review
Open Access71 Scopus citations -
Development of a shuttle vector for Moraxella catarrhalis
Wang, W., Attia, A. S., Liu, L., Rosche, T., Wagner, N. J. & Hansen, E. J., Jan 2006, In: Plasmid. 55, 1, p. 50-57 8 p.Research output: Contribution to journal › Article › peer-review
9 Scopus citations -
Identification of Francisella tularensis genes affected by iron limitation
Deng, K., Blick, R. J., Liu, W. & Hansen, E. J., Jul 2006, In: Infection and immunity. 74, 7, p. 4224-4236 13 p.Research output: Contribution to journal › Article › peer-review
94 Scopus citations -
Plasmid pWW115, a cloning vector for use with Moraxella catarrhalis
Wang, W. & Hansen, E. J., Sep 2006, In: Plasmid. 56, 2, p. 133-137 5 p.Research output: Contribution to journal › Article › peer-review
25 Scopus citations -
2005
Haemophilus ducreyi targets Src family protein tyrosine kinases to inhibit phagocytic signaling
Mock, J. R., Vakevainen, M., Deng, K., Latimer, J. L., Young, J. A., Van Oers, N. S. C., Greenberg, S. & Hansen, E. J., Dec 2005, In: Infection and immunity. 73, 12, p. 7808-7816 9 p.Research output: Contribution to journal › Article › peer-review
Open Access20 Scopus citations -
The UspA2 protein of Moraxella catarrhalis is directly involved in the expression of serum resistance
Attia, A. S., Lafontaine, E. R., Latimer, J. L., Aebi, C., Syrogiannopoulos, G. A. & Hansen, E. J., Apr 2005, In: Infection and immunity. 73, 4, p. 2400-2410 11 p.Research output: Contribution to journal › Article › peer-review
58 Scopus citations -
2004
Expression of the LspA1 and LspA2 proteins by Haemophilus ducreyi is required for virulence in human volunteers
Janowicz, D. M., Fortney, K. R., Katz, B. P., Latimer, J. L., Deng, K., Hansen, E. J. & Spinola, S. M., Aug 2004, In: Infection and immunity. 72, 8, p. 4528-4533 6 p.Research output: Contribution to journal › Article › peer-review
Open Access43 Scopus citations -
The LspB Protein Is Involved in the Secretion of the LspA1 and LspA2 Proteins by Haemophilus ducreyi
Ward, C. K., Mock, J. R. & Hansen, E. J., Apr 2004, In: Infection and immunity. 72, 4, p. 1874-1884 11 p.Research output: Contribution to journal › Article › peer-review
26 Scopus citations -
2003
A CdtA-CdtC Complex Can Block Killing of HeLa Cells by Haemophilus ducreyi Cytolethal Distending Toxin
Deng, K. & Hansen, E. J., Nov 2003, In: Infection and immunity. 71, 11, p. 6633-6640 8 p.Research output: Contribution to journal › Article › peer-review
Open Access33 Scopus citations -
FindGDPs: Identification of primers for labeling microbial transcriptomes for DNA microarray analysis
Blick, R. J., Revel, A. T. & Hansen, E. J., Sep 1 2003, In: Bioinformatics. 19, 13, p. 1718-1719 2 p.Research output: Contribution to journal › Article › peer-review
7 Scopus citations -
Haemophilus ducreyi Requires an Intact flp Gene Cluster for Virulence in Humans
Spinola, S. M., Fortney, K. R., Katz, B. P., Latimer, J. L., Mock, J. R., Vakevainen, M. & Hansen, E. J., Dec 2003, In: Infection and immunity. 71, 12, p. 7178-7182 5 p.Research output: Contribution to journal › Article › peer-review
59 Scopus citations -
Inhibition of phagocytosis by Haemophilus ducreyi requires expression of the LspA1 and LspA2 proteins
Vakevainen, M., Greenberg, S. & Hansen, E. J., Oct 1 2003, In: Infection and immunity. 71, 10, p. 5994-6003 10 p.Research output: Contribution to journal › Article › peer-review
47 Scopus citations -
Mutations in the lspA1 and lspA2 genes of Haemophilus ducreyi affect the virulence of this pathogen in an animal model system
Ward, C. K., Latimer, J. L., Nika, J., Vakevainen, M., Mock, J. R., Deng, K., Blick, R. J. & Hansen, E. J., May 1 2003, In: Infection and immunity. 71, 5, p. 2478-2486 9 p.Research output: Contribution to journal › Article › peer-review
Open Access20 Scopus citations -
2002
A hag mutant of Moraxella catarrhalis strain O35E is deficient in hemagglutination, autoagglutination, and immunoglobulin D-binding activities
Pearson, M. M., Lafontaine, E. R., Wagner, N. J., St. Geme, J. W. & Hansen, E. J., 2002, In: Infection and immunity. 70, 8, p. 4523-4533 11 p.Research output: Contribution to journal › Article › peer-review
Open Access79 Scopus citations -
Haemophilus ducreyi requires the flp gene cluster for microcolony formation in vitro
Nika, J. R., Latimer, J. L., Ward, C. K., Blick, R. J., Wagner, N. J., Cope, L. D., Mahairas, G. G., Munson, R. S. & Hansen, E. J., 2002, In: Infection and immunity. 70, 6, p. 2965-2975 11 p.Research output: Contribution to journal › Article › peer-review
Open Access55 Scopus citations -
The lbgAB gene cluster of Haemophilus ducreyi encodes a β-1,4-galactosyltransferase and an α-1,6-DD-heptosyltransferase involved in lipooligosaccharide biosynthesis
Tullius, M. V., Phillips, N. J., Scheffler, N. K., Samuels, N. M., Munson, R. S., Hansen, E. J., Stevens-Riley, M., Campagnari, A. A. & Gibson, B. W., 2002, In: Infection and immunity. 70, 6, p. 2853-2861 9 p.Research output: Contribution to journal › Article › peer-review
Open Access26 Scopus citations -
2001
Characterization of Haemophilus ducreyi cdtA, cdtB, and cdtC mutants in in vitro and in vivo systems
Lewis, D. A., Stevens, M. K., Latimer, J. L., Ward, C. K., Deng, K., Blick, R., Lumbley, S. R., Ison, C. A. & Hansen, E. J., 2001, In: Infection and immunity. 69, 9, p. 5626-5634 9 p.Research output: Contribution to journal › Article › peer-review
Open Access43 Scopus citations -
Expression of cytolethal distending toxin and hemolysin is not required for pustule formation by Haemophilus ducreyi in human volunteers
Young, R. S., Fortney, K. R., Gelfanova, V., Phillips, C. L., Katz, B. P., Hood, A. F., Latimer, J. L., Munson R.S., J., Hansen, E. J. & Spinola, S. M., 2001, In: Infection and immunity. 69, 3, p. 1938-1942 5 p.Research output: Contribution to journal › Article › peer-review
Open Access50 Scopus citations -
Expression of the Moraxella catarrhalis UspA1 protein undergoes phase variation and is regulated at the transcriptional level
Lafontaine, E. R., Wagner, N. J. & Hansen, E. J., 2001, In: Journal of bacteriology. 183, 5, p. 1540-1551 12 p.Research output: Contribution to journal › Article › peer-review
72 Scopus citations -
Investigation of the interaction among the components of the cytolethal distending toxin of Haemophilus ducreyi
Deng, K., Latimer, J. L., Lewis, D. A. & Hansen, E. J., 2001, In: Biochemical and Biophysical Research Communications. 285, 3, p. 609-615 7 p.Research output: Contribution to journal › Article › peer-review
36 Scopus citations -
Involvement of HxuC outer membrane protein in utilization of hemoglobin by Haemophilus influenzae
Cope, L. D., Love, R. P., Guinn, S. E., Gilep, A., Usanov, S., Estabrook, R. W., Hrkal, Z. & Hansen, E. J., 2001, In: Infection and immunity. 69, 4, p. 2353-2363 11 p.Research output: Contribution to journal › Article › peer-review
29 Scopus citations -
Prevalence of cdtABC genes encoding cytolethal distending toxin among Haemophilus ducreyi and Actinobacillus actinomycetemcomitans strains
Ahmed, H. J., Svensson, L. A., Cope, L. D., Latimer, J. L., Hansen, E. J., Ahlman, K., Bayat-Turk, J., Klamer, D. & Lagergård, T., 2001, In: Journal of Medical Microbiology. 50, 10, p. 860-864 5 p.Research output: Contribution to journal › Article › peer-review
Open Access51 Scopus citations