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. 2020 Jul 8;11(7):517. doi: 10.1038/s41419-020-2724-5

Fig. 5. IL-21-mTOR axis in the regulation of autophagy in Tregs in SLE.

Fig. 5

Autophagy is profoundly diminished in Tregs in SLE. IL-21 induces mTOR activation and eliminates autophagy in Tregs. The blockade of mTOR by rapamycin induces autophagy and recovers the function of Tregs.