A groundbreaking UCSF study challenges the long-held belief that blood is solely produced in bone marrow. Researchers discovered that lungs contain active blood-forming stem cells, capable of generating red blood cells, platelets, and key immune cells. This finding could revolutionize stem cell therapies and transplant medicine by providing a secondary reservoir of these precious cells. Post navigation ‘Saiyaara’ box office collection day 6: Movie crosses Rs 150 crore Bad Bunny shares why filming with Travis Kelce in Happy Gilmore 2 was too much fun