Characterize the interaction of lipoproteins, particularly triglyceride-rich, both endogenous and dietary with arterial cells. Study the basic mechanisms involved in the interaction (i.e. ligands and receptors) and the functional changes that occur due to uptake.
1993-Present. Senior Scientist and Member Executive committee, Center for Aging, UAB
1988-Present. Professor, Department of Medicine, Division of Geriatric Medicine and Gerontology
1988-Present. Associate Director, Atherosclerosis Research Unit, UAB
1986-1988. Associate Professor of Medicine, Department of Medicine, Baylor College of Medicine, Houston, TX
1977-86. Assistant Professor of Medicine. Department of Medicine, Baylor College of Medicine
1977. Instructor, Department of Medicine, Baylor College of Medicine
1975-77. Research Associate, Department of Medicine, Baylor College of Medicine
1974-75. Research Associate Professional Staff, Biological Sciences, Purdue University, West Lafayette, Indiana
1970-74. Research Associate. Biological Sciences, Purdue University
1967-70. Research Assistant, Department of Chemistry, Purdue University
1965-67. Teaching Assistant, Department of Chemistry, Purdue University.