1978–2007 Principal Investigator and PI, U.S., Department of Energy Medical Applications Grant        

1982–2004 Principal Investigator, Alzheimer’s Disease (NIH/NIA)                                                          

1980–2002 Principal Investigator, Program Project Grant, Cardiovascular Flow
and Metabolism (NHLBI)                                                                                                       

1997–2001 Principal Investigator: Xe/I Generation (NHLBI)                                                                    

1978–1999 Training Grant: Quantitative Cardiovascular Research (NHLBI)                                            

1991-1995 Co-Principal Investigator, NSF Science Center, University of Illinois
(P.C. Lauterbur, Director)