| BSA | bovine serum albumin |
| DCM | dichloromethane |
| GH | glycoside hydrolase |
| GlcNAc | N-acetylglucosamine |
| (GlcNAc)2 | N,N’-diacetylchitobiose, chitobiose |
| GPC | gel permeation chromatography |
| HMOs | human milk oligosaccharides |
| HPAEC-PAD | high-performance anion exchange chromatography with pulsed amperometric detector |
| IPTG | isopropyl thio-β-d-galactoside |
| LNT2 | lacto-N-triose II |
| NAG-oxazoline | 2-methyl-(1,2-dideoxy-α-d-glucopyrano)-oxazoline |
| β-NAHA | β-N-acetylhexosaminidases |
| NCBI | National Center for Biotechnology Information |
| NMR | nuclear magnetic resonance |
| pNPGlcNAc | p-nitrophenyl-GlcNAc |
| pNPGalNAc | p-nitrophenyl-GalNAc |
| TLC | thin layer chromatography |
| X-GlcNAc | 5-bromo-4-chloro-3-indolyl N-acetyl-β-d-glucosaminide |