over a range of mg ( 2+ ) in the growth medium from 5 x 10 ( -5 ) to 1.35 x 10 ( -2 ) m , the concentration of mg ( 2+ ) in the cell sap of b. cereus t was maintained at about 6 x 10 ( -3 ) m , and ribosome-bound mg ( 2+ ) and spermidine , as well as the spermidine concentration in the cell sap , appear to be unaffected by the concentration of mg ( 2+ ) in the growth medium .
C0035553
ribosome
C0007634
the