Researchers at the University of Massachusetts Amherst have invented a new, sprayable delivery system for psoriasis medication that can be applied easily and locally to psoriasis lesions. Their work, published in Nature Communications, has the potential to help lower health care costs. Researchers at the University of Massachusetts Amherst have invented a new, sprayable delivery system for psoriasis medication that can be applied easily and locally to psoriasis lesions. Their work, published in Nature Communications, has the potential to help lower health care costs. Bio & Medicine Phys.org – latest science and technology news stories