ACh	Acetylcholine
AChR	acetylcholine receptor
ALS	amyotrophic lateral sclerosis
APC	adenomatous polyposis coli
ATF2	activating transcription factor 2
CK1	casein kinase 1
CNS	central nervous system
C9orf72	chromosome 9 open reading frame 72 gene
CAMKII	calcium calmodulin mediated kinase II
Dsh	Dishevelled
DAG	Diacylglycerol
EOM	extraocular muscles
EAAT 1–5	excitatory amino acid transporter 1–5
FRZBFZD 1–10	Frizzled Related ProteinFrizzled1–10
GFAP	glial fibrillary acidic protein
GSK3	glycogen synthase kinase 3
GLT–1	glutamate transporter 1
Ins (1,4,5)P3	inositol–1,4,5–trisphosphate
JNK	JUN–N–terminal kinase
LRP5/6	low–density lipoprotein receptor–related protein5/6
LRP4	low–density lipoprotein receptor–related protein 4
mEPSCs	miniature excitatory postsynaptic currents
MUSK	muscle skeletal receptor
NMJ	neuromuscular junction
NPCs	neural progenitor cells
NSCs	neural stem cells
PCP	planar cell polarity
PLC	phospholipase C
PTK7	protein Tyr kinase 7
ROR1/2	receptor Tyr kinase–like orphan receptor1/2
RYK	receptor Tyr kinase
SOD1	superoxide dismutase–1