In a larger and separate Israeli study evaluating individuals with LRRK2/GBA PD,16 there were no cross-sectional differences in MoCA performance, but there was less depression in participants with LRRK2/GBA PD than among those with severe variation GBA PD and more preserved olfaction in participants with LRRK2/GBA PD, as well as greater motor function than in those with GBA PD. The gene discussed is LRRK2; the disease is major depressive disorder.