Microbial community gene expression within colonies of the diazotroph, Trichodesmium, from the Southwest Pacific Ocean. - Hewson, Ian; Poretsky, Rachel S.; Dyhrman, Sonya T.; Zielinski, Brian; White, Angelicque E.; Tripp, H. James; Montoya, Joseph P.; Zehr, Jonathan P. (ISME Journal: Multidisciplinary Journal of Microbial Ecology, 2009)