This Week in Genome Biology | GenomeWeb

Researchers from the US and France used comparative genomics to begin defining the core and accessory genomes of nitrogen-fixing root nodule bacteria from a genus called Sinorhizobium. The team started by sequencing and assembling draft genomes for four dozen strains representing five so-called genospecies: S. meliloti, S. medicae, S. fredii, S. saheli, and S. terangae.

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In Science this week: genetic analysis of pollutant-tolerant fish, and more.

Researchers have found a rare carbapenem resistance gene on a US pig farm, NBC News reports.

New York officials are considering the use of a familial DNA search to get a lead on a suspect in the strangulation death of a runner.

NIH Director Francis Collins has selected a retired Army major general and cardiologist for the CEO spot at the agency's embattled Clinical Center.