When the going gets tough, the tough get growing

(DOE/Pacific Northwest National Laboratory) While relentless bright light brings many forms of cyanobacteria to their knees -- figuratively, of course -- Synechococcus sp. PCC 7002 does the opposite, thriving and growing at a rate that far outpaces most of its peers.Now researchers know why: it triples in size to accommodate a rapid expansion of the cellular machinery it uses to build proteins.