Table 1. Glycan structures and abundance in the purified FSH sample, obtained from the G4 cell line.

Structure name	Content, %
High mannose	2.6
Hybrid	1.2
Complex	96.2
mono-antennary- fuc /afuca	n.d
bi-antennary- fuc /afuc	13.9/35.0
tri- antennary-fuc/afuc	14.2/11.6
tetra-antennary-fuc/afuc	11.1/5.1
Charged glycans
Neutral	2.7
-1	21.2
-2	45.3
-3	21.2
-4	9.7
Charge other than sialic acid
-1	2.2
-2	3.5

^a Fuc = with core fucose, afuc = without core fucose.