Janus kinase 2 regulates Nurr1 protein stability in dopaminergic neurons of the aging midbrain
Yongwoo Jang, Young Hwa Kim, Jeha Jeon, Young Cha, Claúdia Lopes, Jin Hyuk Jung, Eunji Oh, Yeongwon Park, Chanyoung Ko, Bobae Hyeon, Pierre R Leblanc, Kwang-Soo Kim
This study identifies JAK2 as a regulator of Nurr1 protein stability in aging dopaminergic neurons, showing JAK2 enhances Nurr1 activity through physical interaction rather than phosphorylation.
bioRxiv · Mar 23, 2026 · PreprintNeuroscience