Results 1 to 10 of about 99,255 (339)

Enzymatic Glycosylation of Ganoderma Terpenoid via Bacterial Glycosyltransferases and Glycoside Hydrolases [PDF]

open access: yesBiomolecules
Glycosylation is a critical enzymatic modification that involves the attachment of sugar moieties to target compounds, considerably influencing their physicochemical and biological characteristics.
Te-Sheng Chang   +3 more
doaj   +2 more sources

Synthesis and Bioactivities of Novel 1,3,4-Thiadiazole Derivatives of Glucosides

open access: yesFrontiers in Chemistry, 2021
A series of novel 1,3,4-thiadiazole derivatives of glucosides were synthesized by the starting materials d-glucose and 5-amino-1,3,4-thiadiazole-2-thiol in good yields with employing a convergent synthetic route.
Meihang Chen   +7 more
doaj   +1 more source

Enzymatic Synthesis of Novel Vitexin Glucosides

open access: yesMolecules, 2021
Vitexin is a C-glucoside flavone that exhibits a wide range of pharmaceutical activities. However, the poor solubility of vitexin limits its applications. To resolve this limitation, two glycoside hydrolases (GHs) and four glycosyltransferases (GTs) were
Jiumn-Yih Wu   +5 more
doaj   +1 more source

Improving Aqueous Solubility of Natural Antioxidant Mangiferin through Glycosylation by Maltogenic Amylase from Parageobacillus galactosidasius DSM 18751

open access: yesAntioxidants, 2021
Mangiferin is a natural antioxidant C-glucosidic xanthone originally isolated from the Mangifera indica (mango) plant. Mangiferin exhibits a wide range of pharmaceutical activities. However, mangiferin’s poor solubility limits its applications.
Jiumn-Yih Wu   +5 more
doaj   +1 more source

Identification of 24-O-β-d-Glycosides and 7-Deoxy-Analogues of Okadaic Acid and Dinophysistoxin-1 and -2 in Extracts from Dinophysis Blooms, Dinophysis and Prorocentrum Cultures, and Shellfish in Europe, North America and Australasia

open access: yesToxins, 2021
Two high-mass polar compounds were observed in aqueous side-fractions from the purification of okadaic acid (1) and dinophysistoxin-2 (2) from Dinophysis blooms in Spain and Norway.
Alistair L. Wilkins   +12 more
doaj   +1 more source

Isoflavone, anthocyanin, and fatty acid contents of vegetable-type soybean grains at different maturity stages [PDF]

open access: yesPesquisa Agropecuária Brasileira, 2019
: The objective of this work was to determine the oil, protein, fatty acid, isoflavone, and anthocyanin contents in soybean grains of different breeding lines and maturity stages.
Mercedes Concórdia Carrão-Panizzi   +6 more
doaj   +1 more source

Bioactive Alpha-Pyrone and Phenolic Glucosides from the Marine-Derived Metarhizium sp. P2100

open access: yesJournal of Fungi, 2022
Glycoside compounds have attracted great interest due to their remarkable and multifarious bioactivities. In this study, four hitherto unknown 4-methoxy-β-D-glucosyl derivatives were obtained and identified from the marine-derived fungus Metarhizium sp ...
Zhong-Lian Ma   +9 more
doaj   +1 more source

Enzymatic Production of 3-OH Phlorizin, a Possible Bioactive Polyphenol from Apples, by Bacillus megaterium CYP102A1 via Regioselective Hydroxylation

open access: yesAntioxidants, 2021
Phlorizin is the most abundant glucoside of phloretin from the apple tree and its products. Phlorizin and its aglycone phloretin are currently considered health-beneficial polyphenols from apples useful in treating hyperglycemia and obesity. Recently, we
Ngoc Anh Nguyen   +6 more
doaj   +1 more source

Flavonoids from Sedum japonicum subsp. oryzifolium (Crassulaceae)

open access: yesMolecules, 2022
Twenty-two flavonoids were isolated from the leaves and stems of Sedum japonicum subsp. oryzifolium (Crassulaceae). Of these compounds, five flavonoids were reported in nature for the first time, and identified as herbacetin 3-O-xyloside-8-O-glucoside ...
Takayuki Mizuno   +7 more
doaj   +1 more source

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