Saponins from the roots of Chenopodium bonus-henricus L. with neuroprotective and anti-α-glucosidase activities

Six saponins of phytolaccagenin, bayogenin, medicagenic acid, 2β-hydroxygypsogenin, and 2β-hydroxyoleanoic acid from the roots of Chenopodium bonus-henricus L. were investigated for neuroprotective and anti-α-glucosidase activities. All tested saponins (10 µM) showed statistically significant neurop...

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Main Authors: Zlatina Kokanova-Nedialkova (Author), Magdalena Kondeva-Burdina (Author), Paraskev Nedialkov (Author)
Format: Book
Published: Pensoft Publishers, 2021-04-01T00:00:00Z.
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Summary:Six saponins of phytolaccagenin, bayogenin, medicagenic acid, 2β-hydroxygypsogenin, and 2β-hydroxyoleanoic acid from the roots of Chenopodium bonus-henricus L. were investigated for neuroprotective and anti-α-glucosidase activities. All tested saponins (10 µM) showed statistically significant neuroprotective activities on isolated rat brain synaptosomes using a 6-hydroxydopamine in vitro model. They preserved synaptosome viability as well as the reduced glutathione level. The bayogenin glycoside (Chbhs-05) possessed the most prominent neuroprotective effect. The anti-α-glucosidase activity of the tested saponins was established by measuring the levels of the released 4-nitrophenol using LC-MS. Bonushenricoside B (Chbhs-07) showed the highest inhibitory effect against α-glucosidase (44.1%) compared to the positive control acarbose (36.3%) at a concentration of 625 µM.
Item Description:10.3897/pharmacia.68.e64425
2603-557X