Assertion: fenugreek's saponin | /r/MadeOf | steroidal skeleton
Facets:
value: structurally
type: MANNER
Source sentences:
text: Structurally, saponins contain a steroidal skeleton or a hydrophobic triterpenoid ring which is glycosylated with varying number of hydrophilic sugar units at different positions through O ‐glycosidic bond.