The last speaker in this year's Molecular Biosciences Lecture Series will be Pradip Mascharak, of the University of California-Santa Cruz. Mascharak will present "Designed Photoactive Metal Nitrosyls for Site-specific NO Delivery" at 3:30 p.m. Wednesday, April 27, in 224 McKinley Hall. The Molecular Biosciences Lecture Series is cosponsored by the Departments of Chemistry and Biological Sciences, the Fairmount College of Liberal Arts and Sciences and the Office of Research Administration.