Retinoic Acid Can Exacerbate T Cell Intrinsic TLR2 Activation to Promote Tolerance Nguyen, Vivien ; Pearson, Kandyce ; Kim, Jee-Hyun ; Kamdar, Karishma ; DePaolo, R. William Abstract Publication: PLoS ONE Pub Date: March 2015 DOI: 10.1371/journal.pone.0118875 Bibcode: 2015PLoSO..1018875N