Osmolarity at which growth stops

Range ~1.8 Osm
Organism Bacteria Escherichia coli
Reference Cayley S, Lewis BA, Guttman HJ, Record MT Jr. Characterization of the cytoplasm of Escherichia coli K-12 as a function of external osmolarity. Implications for protein-DNA interactions in vivo. J Mol Biol. 1991 Nov 20 222(2):281-300 p.281 top paragraphPubMed ID1960728
Comments "Above 0.28 OSM, growth rate decreases linearly with increasing osmolarity. The growth rate extrapolates to zero at an osmolarity of approximately 1.8 corresponding to an estimated volume of cytoplasmic water of 0.5(±0.2)µl/mg dry weight."
Entered by Uri M
ID 108415