LA JOLLA INSTITUTE FOR IMMUNOLOGY IMAGE: LEFT: LUNG TISSUE OF UNTREATED MICE. RIGHT: LUNG TISSUE OF MICE TREATED WITH ANTIBODIES BLOCKING OX40L AND CD30L. LA JOLLA–Every day, ten Americans die from asthma. While quick-acting inhalers and medications can reduce inflammation during an asthma attack, people with asthma have few tools to prevent the next attack...