“On the basis of the … cytochalasin B, hydrocortisone, prednisolone, corticosterone , and phenolphthalein are considered as … to be competitive inhibitors of D-glucose transport with Ki values of 2.2 x 10(-4) M, 3.0 x ….0 x 10(-4) M, and 2.5 x 10(-5) M, respectively.”