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Reactivity of di-, oligo-, and polySia chains toward biochemical probes
| Biochemical probes | diSia | oligoSia | polySia |
|---|---|---|---|
| DP = 2 | DP = 3–7 | DP ≥ 8 | |
| Group I antibody | − | − | + |
| Group II antibody | − | + | + |
| Group III antibody | + | + or − | − |
| Endo-sialidase (endoN) | − | − or + a | + |
| Endosialidaseb | − | + | + |
| α2,3-Sialidase/α2,6-sialidase | − | − | − |
| α2,3-, α2,6, α2,8-Sialidase | + | + | + |
