Steffen Porwollik, Ph.D.
Steffen Porwollik, Ph.D.
Assoc. Project Scientist at The University of California, Irvine
Verified email at
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The complete genome sequence of the Gram-positive bacterium Bacillus subtilis
F Kunst, N Ogasawara, I Moszer, AM Albertini, G Alloni, V Azevedo, ...
Nature 390 (6657), 249-256, 1997
Complete genome sequence of Salmonella enterica serovar Typhimurium LT2
M McClelland, KE Sanderson, J Spieth, SW Clifton, P Latreille, L Courtney, ...
Nature 413 (6858), 852-856, 2001
Selective silencing of foreign DNA with low GC content by the H-NS protein in Salmonella
WW Navarre, S Porwollik, Y Wang, M McClelland, H Rosen, SJ Libby, ...
Science 313 (5784), 236-238, 2006
Space flight alters bacterial gene expression and virulence and reveals a role for global regulator Hfq
JW Wilson, CM Ott, KH Zu Bentrup, R Ramamurthy, L Quick, S Porwollik, ...
Proceedings of the National Academy of Sciences 104 (41), 16299-16304, 2007
Comparison of genome degradation in Paratyphi A and Typhi, human-restricted serovars of Salmonella enterica that cause typhoid
M McClelland, KE Sanderson, SW Clifton, P Latreille, S Porwollik, A Sabo, ...
Nature genetics 36 (12), 1268-1274, 2004
Characterization of Salmonella enterica Subspecies I Genovars by Use of Microarrays
S Porwollik, EF Boyd, C Choy, P Cheng, L Florea, E Proctor, ...
Journal of bacteriology 186 (17), 5883-5898, 2004
Evolutionary genomics of Salmonella: gene acquisitions revealed by microarray analysis
S Porwollik, RMY Wong, M McClelland
Proceedings of the National Academy of Sciences 99 (13), 8956-8961, 2002
Global regulation by CsrA in Salmonella typhimurium
SD Lawhon, JG Frye, M Suyemoto, S Porwollik, M McClelland, C Altier
Molecular microbiology 48 (6), 1633-1645, 2003
Genome sequence of Cronobacter sakazakii BAA-894 and comparative genomic hybridization analysis with other Cronobacter species
E Kucerova, SW Clifton, XQ Xia, F Long, S Porwollik, L Fulton, C Fronick, ...
PloS one 5 (3), e9556, 2010
Analysis of Pools of Targeted Salmonella Deletion Mutants Identifies Novel Genes Affecting Fitness during Competitive Infection in Mice
CA Santiviago, MM Reynolds, S Porwollik, SH Choi, F Long, ...
PLoS pathogens 5 (7), e1000477, 2009
Microarray analysis identifies Salmonella genes belonging to the low-shear modeled microgravity regulon
JW Wilson, R Ramamurthy, S Porwollik, M McClelland, T Hammond, ...
Proceedings of the National Academy of Sciences 99 (21), 13807-13812, 2002
Virulence gene profiling and pathogenicity characterization of non-typhoidal Salmonella accounted for invasive disease in humans
J Suez, S Porwollik, A Dagan, A Marzel, YI Schorr, PT Desai, V Agmon, ...
PloS one 8 (3), e58449, 2013
Sensing wetness: a new role for the bacterial flagellum
Q Wang, A Suzuki, S Mariconda, S Porwollik, RM Harshey
The EMBO journal 24 (11), 2034-2042, 2005
Evolutionary genomics of Salmonella enterica subspecies
PT Desai, S Porwollik, F Long, P Cheng, A Wollam, SW Clifton, ...
MBio 4 (2), 10.1128/mbio. 00579-12, 2013
Lateral gene transfer in Salmonella
S Porwollik, M McClelland
Microbes and infection 5 (11), 977-989, 2003
Transcriptome of Salmonella enterica serovar Typhi within macrophages revealed through the selective capture of transcribed sequences
SP Faucher, S Porwollik, CM Dozois, M McClelland, F Daigle
Proceedings of the National Academy of Sciences 103 (6), 1906-1911, 2006
FNR Is a Global Regulator of Virulence and Anaerobic Metabolism in Salmonella enterica Serovar Typhimurium (ATCC 14028s)
RC Fink, MR Evans, S Porwollik, A Vazquez-Torres, J Jones-Carson, ...
Journal of bacteriology 189 (6), 2262-2273, 2007
Media ion composition controls regulatory and virulence response of Salmonella in spaceflight
JW Wilson, CM Ott, L Quick, R Davis, KH zu Bentrup, A Crabbé, E Richter, ...
PloS one 3 (12), e3923, 2008
Low-Shear Modeled Microgravity Alters the Salmonella enterica Serovar Typhimurium Stress Response in an RpoS-Independent Manner
JW Wilson, CM Ott, R Ramamurthy, S Porwollik, M McClelland, ...
Applied and environmental microbiology 68 (11), 5408-5416, 2002
Helicobacter pylori motility
WO Paul, MC Lane, S Porwollik
Microbes and infection 2 (10), 1207-1214, 2000
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