Publications
Polz, M.F., Hunt, D.E., Preheim, S.P., Weinreich, D.M. Patterns and mechanisms of genetic and phenotypic differentiation in marine microbes. Phil. Trans. R. Soc. Lond. B. 361(1475): 2009-2021.
Marcelino, L., Backman, V., Donaldson, A., Steadman, C., Thompson, J.R., Paccocha-Preheim, S., Lien, C., Lim, E., Veneziano, D., Polz, M.F. (2006) Accurate identification of low abundant targets amidst similar sequences by revealing hidden correlations in oligonucleotide microarray data. Proc. Natl. Acad. Sci. USA 103(37):13629-13634.
Thompson, J.R., Pacocha, S., Pharino, C., Klepac-Ceraj, V., Hunt, D.E., Benoit, J., Sarma-Rupavtarm, R., Distel, D.L., Polz, M.F. (2005) Genotypic diversity within a natural coastal bacterioplankton community. Science. 307:1311-1313.
Research Interests
‣Effects of homologous recombination and ecological specialization on bacterial differentiation.
‣Distribution and population structure of closely-related bacteria in the environment.

Education
1997 - B.S, Carnegie Mellon University, Biology
Sarah Pacocha Preheim

Graduate Student
Joint Program with the Department of Civil and Environmental Engineering and the Woods Hole Oceanographic Institution
MIT 48-216
77 Massachusetts Avenue
Cambridge, MA 02139
Phone: (617) 253-8650 Fax: (617) 253-7475
Email: spacocha(at)mit.edu