Yang, L.V., Radu, C.G., Roy, M., Sunyoung Lee, S., McLaughlin, J., Michael A. Teitell, M.A., M. Luisa Iruela-Arispe, M.L., and Witte, O.N. Vascular Abnormalities in Mice Deficient for the G Protein-Coupled Receptor GPR4 That Functions as a pH Sensor. Mol Cell Biol 2007; 27(4): 1334-47.

Laing Rachel E, Walter Martin A, Campbell Dean O, Herschman Harvey R, Satyamurthy Nagichettiar, Phelps Michael E, Czernin Johannes, Witte Owen N, Radu Caius G Noninvasive prediction of tumor responses to gemcitabine using positron emission tomography.. Proceedings of the National Academy of Sciences of the United States of America. 2009; 106(8): 2847-52.

Shu Chengyi J, Radu Caius G, Shelly Stephanie M, Vo Dan D, Prins Robert, Ribas Antoni, Phelps Michael E, Witte Owen N Quantitative PET reporter gene imaging of CD8+ T cells specific for a melanoma-expressed self-antigen.. International immunology. 2009; 21(2): 155-65.

Radu Caius G, Shu Chengyi J, Nair-Gill Evan, Shelly Stephanie M, Barrio Jorge R, Satyamurthy Nagichettiar, Phelps Michael E, Witte Owen N Molecular imaging of lymphoid organs and immune activation by positron emission tomography with a new [18F]-labeled 2'-deoxycytidine analog.. Nature medicine. 2008; 14(7): 783-8.

Bailey, R.C., Kwong, G.A, Radu, C.G., Witte, O.N., Heath, J.R. DNA-Encoded Antibody Libraries: A Unified Platform for Multiplexed Cell Sorting and Detection of Genes and Proteins. J Am Chem Soc 2007; .

Radu CG, Shu CJ, Shelly SM, Phelps ME, Witte ON Positron emission tomography with computed tomography imaging of neuroinflammation in experimental autoimmune encephalomyelitis. Proc Natl Acad Sci U S A 2007; .

Radu, C.G., Cheng, D., Nijagal, A., Riedinger, M.,, McLaughlin, J., Yang, L.V, Johnson, J., and Witte, O. N. Normal Immune Development and Glucocorticoid-induced Thymocyte Apoptosis in Mice Deficient for the T cell Death-Associated Gene-8 Receptor. Mol Cell Biol 2006; 26(2): 668-77.

Shu, C. J., Guo, S., Kim, J.Y., Shelly, S., Ray, P., Gambhir, S.S., Radu, C.G., and Witte, O. N. Visualization of a primary anti-tumor immune response by positron emission tomography. PNAS 2005; 102(48): 17412-7.

Radu, C.G., Nijagal, A., McLaughlin, J., Wang, L., Witte, O.N. Differential proton sensitivity of related G protein-coupled receptors T cell death-associated gene 8 and G2A expressed in immune cells. PNAS 2005; 102(5): 1632-7.

Yang, L.V., Radu, C.G., Wang, L., Riedinger, M., Witte, O.N. Gi-independent macrophage chemotaxis to lysophosphatidylcholine via the immunoregulatory GPCR G2A. Blood 2005; 105(3): 1127-34.

Radu, C.G., Yang, L.V., Riedinger, M., Au, M., Witte, O.N. T cell chemotaxis to lysophosphatidylcholine through the G2A receptor. PNAS 2004; 101(1): 245-50.