WASHINGTON, May 19 -- The U.S. Department of Health and Human Services National Institutes of Health announced that it expects to award a cooperative agreement for clinical trials to test treatments for Lewy body dementias. The agency description of the cooperative agreement states: "This Funding Opportunity Announcement invites applications from experienced investigators seeking to conduct exploratory clinical trials designed to test new treatments for patients with Lewy Body Dementia (LBD).  more ST