1. 1Laboratory of Islet Biology and InflammationPennington Biomedical Research Center, Baton Rouge, Louisiana, USA
2. 2Department of SurgeryGraduate School of Medicine, University of Tennessee Health Science Center, Knoxville, Tennessee, USA
3. 3Department of MicrobiologyUniversity of Tennessee, Knoxville, Knoxville, Tennessee, USA
4. 4Laboratory of ImmunogeneticsPennington Biomedical Research Center, Baton Rouge, Louisiana, USA