Our research strives to integrate both classical and modern molecular approaches to understand how bacteria influence our planet and how they can be engineered for applications in bioremediation, bioenergy and biocatalysis. 

Bennett B.D., K.E. Redford and J.A. Gralnick. 2018. Survival of anaerobic Fe2+ stress requires the ClpXP protease. J Bacteriol. 200(8):e00671-17 doi: 10.1128/JB.00671-17. 

Bennett, B.D., K.E. Redford and J.A. Gralnick. 2018. The MgtE homolog FicI acts as a secondary ferrous iron importer in Shewanella oneidensis strain MR-1. Appl Environ Microbiol. 84(6):e01245-17 doi: 10.1128/AEM0.1245-17. 

Rowe, A.R., P. Rajeev, A. Jain, S. Pirbadian, A. Okamoto, J.A. Gralnick, M.Y. El-Naggar and K.H. Nealson. 2018. Tracking electron uptake from a cathode into Shewanella cells: implications for energy acquisition from solid-substrate electron donors. 9(1):e02203-17. doi: 10.1128/mBio.02203-17 

West, E.A., A. Jain and J.A. Gralnick. 2017. Engineering a native inducible expression system in Shewanella oneidensis to control extracellular electron transfer. ACS Synth Biol. doi: 10.1021/acssynbio.6b00349 

Bursac, T., J.A. Gralnick and J. Gescher. 2017. Acetoin production via unbalanced fermentation in Shewanella oneidensis. Biotechnol Bioeng. 114(6):1283-1289. doi: 10.1002/bit.26243 

Badalamenti, J.P., Z.M. Summers, C.H. Chan, J.A. Gralnick and D.R. Bond. 2016. Isolation and genomic characterization of ‘Desulfuromonas soudanensis WTL’, a metal- and electrode-respiring bacterium from anoxic deep subsurface brine. Front Microbiol. 7:913. doi:10.3389/fmicb.2016.00913

MICaB Faculty Page

Education

• Ph.D., Bacteriology - University of Wisconsin, Madison (2003) 
• Postdoc, Geomicrobiology - California Institute of Technology (2005) 
• Visiting Professor, Geology & Planetary Sciences, California Institute of Technology (2015)