FLORES, AURA G. A., AND GEOFFREY Mr. G. SHARP. Endogenous prostaglandins and osmotic waterflow in the toad bladder. Am. J. Physiol. 223 (6) : 1392-1397. 1972.-Prostaglandins, at low concentrations, inhibit the osmotic water-flow response to antidiuretic hormone (ADH) and to theophylline in toad bladder. They have no effect upon the response to dibutyryl cyclic AMP. Thus the prustaglandins inhib...