Ganglioside nomenclature is in accordance with IUPAC-IUBB recommendations [41]
BSA	bovine serum albumin
CTRL	control
EDTA	ethylenediaminetetraacetic acid
EMEM	Eagle’s minimum essential medium
FBS	fetal bovine serum
GM1	II3Neu5Ac-GG4Cer, β-Gal-(1-3)-β-GalNac-(1-4)-[α-Neu5Ac-(2-3)]-β-Gal-(1-4)-β-Glc-Cer
HMC3	human embryonic microglial cells
HPTLC	high-performance thin layer chromatography
Iba1	ionized calcium-binding adaptor molecule 1
IL-6	interleukin 6
NaCl	sodium chloride
ns	not significative
OligoGM1	GM1-oligosaccharide, II3Neu5Ac-GG4, β-Gal-(1-3)-β-GalNac-(1-4)-[α-Neu5Ac-(2-3)]-β-Gal-(1-4)-Glc
PBS	phosphate-buffered saline
PCR	polymerase chain reaction
PD	Parkinson’s disease
PFA	paraformaldehyde
PFFs	pre-formed fibrils
RRID	research resource identifier
SDS	sodium dodecyl sulfate
SEM	standard error of the mean
αSyn	α-synuclein
TNF-α	tumor necrosis factor alpha
TREM2	triggering receptor expressed on myeloid cells 2