Abs	Antibodies
α2M*	activated alpha2-macroglobulin
Akt	protein kinase B
ACPA	anti-cyclic citrullinated peptide antibodies
AMOGAD	anti-myelin oligodendrocyte glycoprotein antibody-associated disorder
AMOP	isthmin C-terminal adhesion associated domain
AQP4-Ab	aquaporin-4 water channel antibody
ATF6	activating transcription factor 6
BBB	blood-brain barrier
csGRP78	cell surface GRP78
CNS	central nervous system
cit-GRP78	citrullinated GRP78
ER	endoplasmic reticulum
ERK	extracellular signal-regulated protein
GRP78	78 kDa glucose-regulated protein
ICAM-1	intercellular adhesion molecule-1
IgG	immunoglobulin G
IgG1	immunoglobulin G, subclass 1
Ire1	inositol requiring enzyme 1
ISM	isthmin
JNK	Jun N-terminal kinase
LEMS	Lambert-Eaton myasthenic syndrome
MHC-I	major histocompatibility complex class I
MAPK	mitogen-activated protein kinase
MS	multiple sclerosis
NMO	neuromyelitis optica
NPSLE	neuropsychiatric systemic lupus erythematosus
NF-κB	nuclear factor kappa B
PADI	peptidylarginine deiminase
PI3K	phosphoinositide 3-kinase
PERK	protein kinase RNA-like ER kinase
RA	rheumatoid arthritis; RA-FLS
RA	fibroblast-like synoviocytes
RF	rheumatoid factor
SubA	subtilase cytotoxin A subunit
SBS	substrate binding site
T1D	type 1 diabetes
TNF-α	tumor necrosis factor alpha
UPR	unfolded protein response.