“… GlcNAc analogs, namely methyl 2-acetamido-3,4,6-tri-O-acetyl-2-deoxy-α-(3) and β-…,4,6-tetra-O-acetyl-2-deoxy-D-glucopyranose (5), exhibited a concentration-dependent reduction of D-[3H]glucosamine , but not of [35S]sulfate incorporation …]leucine incorporation into total protein synthesis.”