Marval Biosciences, Inc., a University of Texas Health Science Center at Houston portfolio start-up company, has obtained a worldwide license to intellectual property covering nanostructured computed tomography (CT) contrast agents which were co-developed by Ananth Annapragada, Ph.D., an associate professor at the University of Texas School of Health Information Sciences at Houston.[Keywords: Marval Biosciences, Inc., University of Texas Health Science Center at Houston, portfolio start-up company, nanostructured computed tomographym CT, Ananth Annapragada, Nanotechnology, cardiovascular imaging, heart, Thomas Caskey, Annapragada, ]