Ingrid 't Hart

MALDI-TOF matrix-assisted laser desorption/ionization – time of flight MeOH methanol MS mass spectrometry 4 Å MS 4 Angstrom molecular sieves Nap 2-naphthyl Neu5Ac N -acetylneuraminic acid NHS N -hydroxysuccinimide NIS N -iodosuccinimide NMR nuclear magnetic resonance NPhth N -phthaloyl PG protecting group Ph phenyl pMP para -methoxybenzyl PmST1 α(2,3)sialyltransferase from Pasteurella multocida SBA soybean agglutinin SEC size-exclusion chromatography Ser serine SGLs sulfoglycolipids Siglec sialic acid-binding Ig-like lectin SPE solid-phase extraction Sph sphingosine ST3Gal1 mammalian α(2,3)-sialyltransferase ST6GaNAc5 mammalian α(2,6)-sialyltransferase TDS tert- hexyl- di -methyl-silyl TFA trifluoroacetic acid TFAA trifluoroacetic anhydride TfOH triflic acid THF tetrahydrofuran Thr threonine TLC thin layer chromatography TMSOTf trimethylsilyl trifluoromethanesulfonate Troc 2,2,2-trichloroethoxycarbonyl UDP uridine diphosphate WGA wheat germ agglutinin