% per sec
||Bacteria Escherichia coli
||Pilizota T, Shaevitz JW. Fast, multiphase volume adaptation to hyperosmotic shock by Escherichia coli. PLoS One. 20127(4):e35205 p.2 right column 4th paragraphPubMed ID22514721
||Researchers calculated the volume in these different cellular compartments by imaging a cytoplasmicly expressed fluorescent protein and a fluorescent outer-membrane dye either simultaneously or individually.
two phases to the reduction in volume: an initial fast decrease and
a later slower stage. The rate of volume reduction in the faster
phase, dVn/dt, can be as high as 8% per second and depends on the
magnitude of the osmotic shock.