A preparation, similar to the light mitochondrial fraction of rat liver (L fraction of de Duve et al. [1955, Biochem. J. 60: 604-617]), was subfractionated by isopycnic centrifugation in a metrizamide ...
Microbial communities drive the Earth's biogeochemical pathways. Although broad functional characteristics of these diverse and genomically flexible communities can be identified by metagenomics, it ...