C. elegans worms overexpressing α-syn, TH, LRRK2-G2019S, and LRRK2-R1441C in dopaminergic neurons, simulating both familial and sporadic PD model, were crisscrossed with worms missing the Grx1 homolog called GLRX-10. The gene discussed is LRRK2; the disease is Parkinson disease.