His major areas of research are related to understanding the mechanism(s) of vascular permeability and angiogenesis in animal models of acute lung injury and lung cancer. Dr. Singleton is also evaluating potential therapeutic strategies for these disease states. He currently holds a Scientist Development Grant from the American Heart Association, a Biomedical Research Grant from the American Lung Association, and an NHLBI R01 grant from the NIH. He has authored over 40 peer-reviewed papers and is a Member of several organizations including the North American Vascular Biology Organization (NAVBO), the American Association for Cancer Research (AACR), and the American Physiological Society (APS). He is a Special Emphasis Panel Member for the NIH NHLBI study section “Programs of Excellence in Glycosciences,” ZHL1 CSR-H9F1 and also a manuscript reviewer for numerous major journals.