AMPH and systemic lupus erythematosus: A PPI network, using the web version of STRING, showed that AMPH was linked with BIN1, EGF/EGFR, and CLTC (Figure 2E) and that SORCS3 was linked with NGF, SLC39A12 and VPS26A (Figure 2F), some of which have been implicated in SLE etiology.