C6S	Chondroitin 6 sulphate
ERT	Enzyme replacement therapy
FC	Fold change
GAG	Glycosaminoglycan
GALNS	N-acetylgalactosamine-6-sulfatase
KS	Keratan sulphateJ
LC	Liquid chromatography
MPS IVA	Mucopolysaccharidosis type IVA
MRM	Multiple reaction monitoring
MS	Mass spectrometry
NLC	Nanostructure lipid carrier
S	Sample
SDC	Sodium dodecyl sulfate
SRM	Selected reaction monitoring
SNARE	soluble N-ethylmaleimide-sensitive factor attachment protein receptor
SWATH-MS	Sequential window acquisition of all theoretical mass spectra
UMoC	Untreated Morquio A cells