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Nancy Freitag

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TOP 3
Bobbi Xayarath; Nancy E Freitag
Optimizing the balance between host and environmental survival skills: lessons learned from Listeria monocytogenes.
P David McMullen; Daniel J Skiest; Linda D Bobo; Allison F Gillaspy; Jenny Gipson; Nancy E Freitag
Genome sequence of Listeria monocytogenes 07PF0776, a cardiotropic serovar 4b strain.
Vanessa Sperandio; Nancy E Freitag
Cell regulation.

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All Publications

2012: Bobbi Xayarath; Nancy E Freitag
Optimizing the balance between host and environmental survival skills: lessons learned from Listeria monocytogenes.
Future microbiology 2012;7(7):839-52.
2012: P David McMullen; Daniel J Skiest; Linda D Bobo; Allison F Gillaspy; Jenny Gipson; Nancy E Freitag
Genome sequence of Listeria monocytogenes 07PF0776, a cardiotropic serovar 4b strain.
Journal of bacteriology 2012;194(13):3552.
2012: Vanessa Sperandio; Nancy E Freitag
Cell regulation.
Current opinion in microbiology 2012;15(2):115-7.
2011: Bobbi Xayarath; Kimberly J Mueller; Jennifer I Smart; Nancy E Freitag
A novel C-terminal mutation resulting in constitutive activation of the Listeria monocytogenes central virulence regulatory factor PrfA.
Microbiology (Reading, England) 2011;157(Pt 11):3138-49.
2011: Joseph C Bruno; Nancy E Freitag
Listeria monocytogenes adapts to long-term stationary phase survival without compromising bacterial virulence.
FEMS microbiology letters 2011;323(2):171-9.
2011: Francis Alonzo; James C Whisstock; Bobbi Xayarath; Nancy E Freitag
Functional analysis of the Listeria monocytogenes secretion chaperone PrsA2 and its multiple contributions to bacterial virulence.
Molecular microbiology 2011;80(6):1530-48.
2011: Jin Qiu; Lin Yan; Jianbo Chen; Crystal Y Chen; Ling Shen; Norman L Letvin; Barton F Haynes; Nancy E Freitag; Li Rong; James T Frencher; Dan Huang; Xunming Wang; Zheng W Chen
Intranasal vaccination with the recombinant Listeria monocytogenes ΔactA prfA* mutant elicits robust systemic and pulmonary cellular responses and secretory mucosal IgA.
Clinical and vaccine immunology : CVI 2011;18(4):640-6.
2011: Francis Alonzo; Linda D Bobo; Daniel J Skiest; Nancy E Freitag
Evidence for subpopulations of Listeria monocytogenes with enhanced invasion of cardiac cells.
Journal of medical microbiology 2011;60(Pt 4):423-34.
2011: Francis Alonzo; P David McMullen; Nancy E Freitag
Actin polymerization drives septation of Listeria monocytogenes namA hydrolase mutants, demonstrating host correction of a bacterial defect.
Infection and immunity 2011;79(4):1458-70.
2011: Bobbi Xayarath; Jennifer I Smart; Karl Volz; Nancy E Freitag
Probing the role of protein surface charge in the activation of PrfA, the central regulator of Listeria monocytogenes pathogenesis.
PloS one 2011;6(8):e23502.
2010: Francis Alonzo; Nancy E Freitag
Listeria monocytogenes PrsA2 is required for virulence factor secretion and bacterial viability within the host cell cytosol.
Infection and immunity 2010;78(11):4944-57.
2010: Swarnava Chaudhuri; Joseph C Bruno; Francis Alonzo; Bobbi Xayarath; Nicholas P Cianciotto; Nancy E Freitag
Contribution of chitinases to Listeria monocytogenes pathogenesis.
Applied and environmental microbiology 2010;76(21):7302-5.
2010: Katherine P Lemon; Nancy E Freitag; Roberto Kolter
The virulence regulator PrfA promotes biofilm formation by Listeria monocytogenes.
Journal of bacteriology 2010;192(15):3969-76.
2010: Joseph C Bruno; Nancy E Freitag
Constitutive activation of PrfA tilts the balance of Listeria monocytogenes fitness towards life within the host versus environmental survival.
PloS one 2010;5(12):e15138.
2009: Bobbi Xayarath; Nancy E Freitag
A bacterial pathogen flips the riboswitch.
Cell host & microbe 2009;6(5):400-2.
2009: Bobbi Xayarath; Hélène Marquis; Gary C Port; Nancy E Freitag
Listeria monocytogenes CtaP is a multifunctional cysteine transport-associated protein required for bacterial pathogenesis.
Molecular microbiology 2009;74(4):956-73.
2009: Nancy E Freitag
Complete transcriptional profile of an environmental pathogen.
Future microbiology 2009;4(7):779-82.
2009: Nancy E Freitag; Gary C Port; Maurine D Miner
Listeria monocytogenes - from saprophyte to intracellular pathogen.
Nature reviews. Microbiology 2009;7(9):623-8.
2009: Francis Alonzo; Gary C Port; Min Cao; Nancy E Freitag
The posttranslocation chaperone PrsA2 contributes to multiple facets of Listeria monocytogenes pathogenesis.
Infection and immunity 2009;77(7):2612-23.
2008: Maurine D Miner; Gary C Port; Nancy E Freitag
Functional impact of mutational activation on the Listeria monocytogenes central virulence regulator PrfA.
Microbiology (Reading, England) 2008;154(Pt 11):3579-89.
2008: Maurine D Miner; Gary C Port; H G Archie Bouwer; Jennifer C Chang; Nancy E Freitag
A novel prfA mutation that promotes Listeria monocytogenes cytosol entry but reduces bacterial spread and cytotoxicity.
Microbial pathogenesis 2008;45(4):273-81.
2008: Peter Lauer; Bill Hanson; Edward E Lemmens; Weiqun Liu; William S Luckett; Meredith L Leong; Heather E Allen; Justin Skoble; Keith Bahjat; Nancy E Freitag; Dirk G Brockstedt; Thomas W Dubensky
Constitutive Activation of the PrfA regulon enhances the potency of vaccines based on live-attenuated and killed but metabolically active Listeria monocytogenes strains.
Infection and immunity 2008;76(8):3742-53.
2008: Lin Yan; Jin Qiu; Jianbo Chen; Bridgett Ryan-Payseur; Dan Huang; Yunqi Wang; Li Rong; Jody A Melton-Witt; Nancy E Freitag; Zheng W Chen
Selected prfA* mutations in recombinant attenuated Listeria monocytogenes strains augment expression of foreign immunogens and enhance vaccine-elicited humoral and cellular immune responses.
Infection and immunity 2008;76(8):3439-50.
2008: M Hasan; Wolfgang Friedt; J Pons-Kühnemann; Nancy E Freitag; K Link; Rod J Snowdon
Association of gene-linked SSR markers to seed glucosinolate content in oilseed rape (Brassica napus ssp. napus).
TAG. Theoretical and applied genetics. Theoretische und angewandte Genetik 2008;116(8):1035-49.
2008: Megan Smithey; Suzanne Brandt; Nancy E Freitag; Darren E Higgins; H G Archie Bouwer
Stimulation of enhanced CD8 T cell responses following immunization with a hyper-antigen secreting intracytosolic bacterial pathogen.
Journal of immunology (Baltimore, Md. : 1950) 2008;180(5):3406-16.
2008: Janelle S Ayres; Nancy E Freitag; David Schneider
Identification of Drosophila mutants altering defense of and endurance to Listeria monocytogenes infection.
Genetics 2008;178(3):1807-15.
2007: Gary C Port; Nancy E Freitag
Identification of novel Listeria monocytogenes secreted virulence factors following mutational activation of the central virulence regulator, PrfA.
Infection and immunity 2007;75(12):5886-97.
2006: Nancy E Freitag
From hot dogs to host cells: how the bacterial pathogen Listeria monocytogenes regulates virulence gene expression.
Future microbiology 2006;1(1):89-101.
2006: Michael J Gray; Nancy E Freitag; Kathryn J Boor
How the bacterial pathogen Listeria monocytogenes mediates the switch from environmental Dr. Jekyll to pathogenic Mr. Hyde.
Infection and immunity 2006;74(5):2505-12.
2005: Kimberly J Mueller; Nancy E Freitag
Pleiotropic enhancement of bacterial pathogenesis resulting from the constitutive activation of the Listeria monocytogenes regulatory factor PrfA.
Infection and immunity 2005;73(4):1917-26.
2004: Kendy K Y Wong; Nancy E Freitag
A novel mutation within the central Listeria monocytogenes regulator PrfA that results in constitutive expression of virulence gene products.
Journal of bacteriology 2004;186(18):6265-76.
2004: Sing Sing Way; Lucas J Thompson; Jared E Lopes; Adeline M Hajjar; Tobias R Kollmann; Nancy E Freitag; Christopher B Wilson
Characterization of flagellin expression and its role in Listeria monocytogenes infection and immunity.
Cellular microbiology 2004;6(3):235-42.
2004: Andrea Milenbachs Lukowiak; Kimberly J Mueller; Nancy E Freitag; Philip Youngman
Deregulation of Listeria monocytogenes virulence gene expression by two distinct and semi-independent pathways.
Microbiology (Reading, England) 2004;150(Pt 2):321-33.
2004: Kendy K Y Wong; H G Archie Bouwer; Nancy E Freitag
Evidence implicating the 5' untranslated region of Listeria monocytogenes actA in the regulation of bacterial actin-based motility.
Cellular microbiology 2004;6(2):155-66.
2003: Bryce E Mansfield; Marc S Dionne; David Schneider; Nancy E Freitag
Exploration of host-pathogen interactions using Listeria monocytogenes and Drosophila melanogaster.
Cellular microbiology 2003;5(12):901-11.
2003: Lynne M Shetron-Rama; Kimberly Mueller; Juan M Bravo; H G Archie Bouwer; Sing Sing Way; Nancy E Freitag
Isolation of Listeria monocytogenes mutants with high-level in vitro expression of host cytosol-induced gene products.
Molecular microbiology 2003;48(6):1537-51.
2003: Sonya L Greene; Nancy E Freitag
Negative regulation of PrfA, the key activator of Listeria monocytogenes virulence gene expression, is dispensable for bacterial pathogenesis.
Microbiology (Reading, England) 2003;149(Pt 1):111-20.
2002: Lynne M Shetron-Rama; Hélène Marquis; H G Archie Bouwer; Nancy E Freitag
Intracellular induction of Listeria monocytogenes actA expression.
Infection and immunity 2002;70(3):1087-96.
2001: Douglas A Drevets; T A Jelinek; Nancy E Freitag
Listeria monocytogenes-infected phagocytes can initiate central nervous system infection in mice.
Infection and immunity 2001;69(3):1344-50.
2000: J R Williams; C Thayyullathil; Nancy E Freitag
Sequence variations within PrfA DNA binding sites and effects on Listeria monocytogenes virulence gene expression.
Journal of bacteriology 2000;182(3):837-41.
1999: R Teitelbaum; M Cammer; M L Maitland; Nancy E Freitag; John Condeelis; Barry R Bloom
Mycobacterial infection of macrophages results in membrane-permeable phagosomes.
Proceedings of the National Academy of Sciences of the United States of America 1999;96(26):15190-5.
1999: Nancy E Freitag; K E Jacobs
Examination of Listeria monocytogenes intracellular gene expression by using the green fluorescent protein of Aequorea victoria.
Infection and immunity 1999;67(4):1844-52.
1995: Nancy E Freitag; H Steven Seifert; Michael Koomey
Characterization of the pilF-pilD pilus-assembly locus of Neisseria gonorrhoeae.
Molecular microbiology 1995;16(3):575-86.
1995: Tone Tønjum; Nancy E Freitag; E Namork; Michael Koomey
Identification and characterization of pilG, a highly conserved pilus-assembly gene in pathogenic Neisseria.
Molecular microbiology 1995;16(3):451-64.
1994: Nancy E Freitag; Daniel A Portnoy
Dual promoters of the Listeria monocytogenes prfA transcriptional activator appear essential in vitro but are redundant in vivo.
Molecular microbiology 1994;12(5):845-53.
1993: Nancy E Freitag; Li Rong; Daniel A Portnoy
Regulation of the prfA transcriptional activator of Listeria monocytogenes: multiple promoter elements contribute to intracellular growth and cell-to-cell spread.
Infection and immunity 1993;61(6):2537-44.
1992: Nancy E Freitag; Philip Youngman; Daniel A Portnoy
Transcriptional activation of the Listeria monocytogenes hemolysin gene in Bacillus subtilis.
Journal of bacteriology 1992;174(4):1293-8.
1991: Nancy E Freitag; K McEntee
Site-directed mutagenesis of the RecA protein of Escherichia coli. Tyrosine 264 is required for efficient ATP hydrolysis and strand exchange but not for LexA repressor inactivation.
The Journal of biological chemistry 1991;266(11):7058-66.
1990: K P McNally; Nancy E Freitag; Graham C Walker
LexA-independent expression of a mutant mucAB operon.
Journal of bacteriology 1990;172(11):6223-31.
1989: Nancy E Freitag; K McEntee
"Activated"-RecA protein affinity chromatography of LexA repressor and other SOS-regulated proteins.
Proceedings of the National Academy of Sciences of the United States of America 1989;86(21):8363-7.
1988: Nancy E Freitag; K McEntee
Affinity chromatography of RecA protein and RecA nucleoprotein complexes on RecA protein-agarose columns.
The Journal of biological chemistry 1988;263(36):19525-34.
1985: B A Johnson; Nancy E Freitag; D W Aswad
Protein carboxyl methyltransferase selectively modifies an atypical form of calmodulin. Evidence for methylation at deamidated asparagine residues.
The Journal of biological chemistry 1985;260(20):10913-6.