Grad Student AccomplishmentsRecent Publications
U. Attmannspacher, B. Scharf and R. M. Harshey. 2008. FliL is essential for swarming: motor rotation in absence of FliL fractures the flagellar rod in swarmer cells of Salmonella enterica. Mol. Microbiol. 68: 328-341.
Q. Wang, Y. Zhao, M. McClelland and R. M. Harshey. 2007. The RcsCDB signaling system and swarming motility in Salmonella enterica serovar Typhimurium: dual regulation of flagellar and SPI-2 virulence genes. J. Bacteriol. 189: 8447-8457.
Q. Wang, S. Mariconda, A. Suzuki, M. McClelland and R. M. Harshey. 2006. Uncovering a large set of genes that affect surface motility in Salmonella enterica serovar Typhimurium. J. Bacteriol. 188: 7981-7984.
S. Mariconda, Q. Wang and R. M. Harshey. 2006. A mechanical role for the chemotaxis system in swarming motility. Mol. Micro. 60: 1590-1602.
Q. Wang, A. Matsuura, S. Mariconda, S. Porwollik and R. M. Harshey. 2005. Sensing wetness: A new role for the bacterial flagelllum. EMBO J. 24: 2034–2042.
Commentary in:
Nature, 26, May 2005, 435: 388.
Science, 20 May 2005, 308: 1089.
EMBO Reports, June 2005, 6: 518-519.
Current Biology, Aug 2005, 15:R599-600
Faculty of 1000: Victor Norris: http://www.f1000biology.com/article/15889148/evaluation
Q. Wang, J. G. Frye, M. McClelland and R. M. Harshey. 2004. Gene expression patterns during swarming in Salmonella typhimurium: genes specific to surface growth and putative new motility and pathogenicity genes. Mol. Microbiol. 52: 169-187.
R. M. Harshey. 2003. Bacterial motility on a surface: many ways to a common goal. Ann. Rev. Microbiol. 57: 249-273.
J. R. Mireles II, A. Toguchi and R. M. Harshey. 2001. Salmonella enterica swarming mutants with altered biofilm forming abilities: surfactin inhibits biofilm formation. J. Bacteriol. 314: 5848-5854.
Selected Other Publications
A. Toguchi, M. Siano, M. Burkart and R. M. Harshey. 2000. Genetics of swarming motility in Salmonella enterica Serovar Typhimurium: Critical role for lipopolysaccharide. J. Bacteriol. 182: 6308-6321.
M. Burkart, A. Toguchi and R. M. Harshey. 1998. The
chemotaxis system, but not chemotaxis, is essential for swarming motility in E.
coli.
Proc. Natl. Acad. Sci. USA,
95: 2568-2573.
T. Matsuyama, A. Bhasin and R. M. Harshey. 1995. Mutational analysis of flagellum-independent surface spreading of Serratia marcescens 274 on low-agar medium. J. Bacteriol. 177: 987-991.
R. M. Harshey. 1994. Bees aren't the only ones : Swarming in Gram-negative bacteria. Mol. Microbiol. 13: 389-394.
R. M. Harshey and T. Matsuyama. 1994. Dimorphic transition in E. coli and S. typhimurium: Surface-induced differentiation into hyperflagellate swarmer cells. Proc. Natl. Acad. Sci. USA, 91: 8631-8635.
J. O'Rear, L. Alberti and R. M. Harshey. 1992. Mutations that impair swarming motility in Serratia marcescens 274 include but are not limited to those affecting chemotaxis or flagellar function. J. Bacteriol. 174:6125-6137.
L. Alberti and R. M. Harshey. 1990. Differentiation of Serratia marcesens 274 into swimmer and swarmer cells. J. Bacteriol. 172:4322-4328.
Funding