Kepler-452b revolves around a sun much like our own.
July 21, 2000
NEW YORK, July 20 (Praxis Press) Radiographic contrast agents can cause a reduction in renal function, possibly due to the effects of reactive oxygen species, and the usefulness of antioxidants in preventing this effect is unclear. Tepel and colleagues prospectively studied 83 patients with chronic renal insufficiency undergoing computed tomography with the contrast agent iopromide (see paper). Patients were randomly assigned to receive either the antioxidant, acetylcysteine, or a placebo, befor