ACE2 and Parkinson disease: Table 1 summarizes the mechanisms underlying the aggravation of PD-related neurodegenerations due to SARS-CoV-2 [86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121] and Figure 3 summarizes the specific pathways involved in ACE2 dysregulation as a connecting link between COVID-19 and PD.