Fig. 4From: Direct imaging of glycans in Arabidopsis roots via click labeling of metabolically incorporated azido-monosaccharidesOptical sections of 4 day old Arabidopsis seedling roots incubated for 2 (a), 4 (b), 6 (c), 8 (d) and 24 h (e) with 25 μM Ac4GlcNAz, followed by labeling through a copper-catalyzed click reaction with Alexa Fluor® 488 alkyne. Scale bars = 50 μm (see Additional file 14 for high resolution)Back to article page