UNIVERSITY HOSPITALS CLEVELAND MEDICAL CENTER IMAGE: IN A NEW STUDY PUBLISHED IN PNAS, INVESTIGATORS AT HARRINGTON DISCOVERY INSTITUTE AND CASE WESTERN RESERVE SCHOOL OF MEDICINE SHOWED THAT A MODIFIED VERSION OF HEMOGLOBIN, TERMED S-NITROSOHEMOGLOBIN, SENSES AREAS WITH INSUFFICIENT OXYGEN, AND THEN RESTORES BLOOD FLOW FOR OXYGENATION. CREDIT: CANVA CLEVELAND—Cardiovascular medicine, hematology and pulmonary medicine may...