glycosides in English
Covalent bonds between the anomeric hydroxyl of a cyclic sugar and the hydroxyl of a second sugar (or another alcohol containing compound) are termed glycosidic bonds, and the resultant molecules are glycosides .
Use "glycosides" in a sentence
1. Novel alkyl ether glycosides
2. Process for producing alkyl glycosides
3. Anthraquinone derivatives are present as glycosides.
4. Many such plant glycosides are used as medications.
5. However, there are also naturally-occuring N-glycosides, S-glycosides and C-glycosides, in which the sugar's anomeric carbon is linked to the aglycone via a nitrogen atom, a sulphur atom or a carbon atom (e.g., sinigrin, aloin, scoparin).
6. However, there are also naturally occuring N-glycosides, S-glycosides and C-glycosides, in which the sugar’s anomeric carbon is linked to the aglycone via a nitrogen atom, a sulphur atom or a carbon atom (for example, sinigrin, aloin, scoparin).
7. The determination of the O-glycosides is performed by treatment with aluminum chloride, that of the C-glycosides by treatment with boric acid-oxalic acid.
8. Key words: b-glucosidase, alkyl glycosides, reverse hydrolysis, water activity, organic solvent.
9. Provitamins, vitamins and hormones; glycosides and vegetable alkaloids and their derivatives; antibiotics
10. Two flavonol glycosides, quercitrin and isoquercitrin, found in Albizia possess sedative qualities
11. It contains a number of triterpenoid saponins consisting of glycosides of quillaic acid.
12. The flowers of various Arnica species contain flavonoid glycosides, terpinoids, amines, coumarins and volatile oils
13. The major Bioflavonoid component is Hesperidin with various quantities of polyphenolic glycosides and aglycones of bioflavinoids
14. Komori, Biologically Active Glycosides from Asteroidean, XXVI, Stereochemistry of the Four Diastereomers of Ceramide and Ceramide lactoside
15. Three pairs of the glycosides proved to be isomers by virture of the positions of double bonds in the aglycons nuclei; two pairs of the glycosides differed from each other by the character of the oxygen functionality at C-22.
16. Acylated Delphinidin Glycosides from Violet and Violet-Blue Flowers of Clematis Cultivars and their Coloration Show all authors
17. GLYCOSIDES AND VEGETABLE ALKALOIDS, NATURAL OR REPRODUCED BY SYNTHESIS, AND THEIR SALTS, ETHERS, ESTERS AND OTHER DERIVATIVES
18. In contrast, the aglycone k-Strophanthidin enters the brain less readily than the glycosides k-Strophanthin γ and α.
19. 14 glycosides of the aglycons quercetin, kaempferol and myricetin were examined for their behaviour in chromatography with polyamide.
20. Anthraquinone glycosides are generally orange, red, or brown-red compounds found in fairly limited distribution within the plant kingdom
21. It was found that a complete assessment of the extracts can only be obtained if the polar primary glycosides are developed with ethylmethylketone; water (94.6∶5.4) and the lower polar secondary glycosides and the aglycones with ethyl acetate: n-hexane: ethanol (65∶15∶10).
22. Depressant effects predominated, but the aglycone Digitoxigenin and in mice also the glycosides k-Strophanthin γ and α had convulsant actions.
23. 24 The glycosides are even retained as the caterpillar changes into a butterfly and help to protect it from predatory birds.
24. 8 The glycosides are even retained as the caterpillar changes into a butterfly and help to protect it from predatory birds.
25. Chemical analysis has shown that Mimosa pudica contains various compounds, including “alkaloids, flavonoid C-glycosides, sterols, terenoids, tannins, and fatty acids”.
26. The results indicate that, following intravenous injection, the aglycone Digitoxigenin enters the brain more readily than the glycosides Digitoxin and Digilanid.
27. The use of steviol glycosides, which have been allocated number E 960, has subsequently been permitted on the basis of well defined conditions of use.
28. Alkyl glycosides are produced by combining a sugar such as glucose with a fatty alcohol in the presence of acid catalysts at elevated temperatures.
29. The same inhibition was found when the extracted glycosides Amygdalic acid, mandelic acid β - d-glucopyranoside, benzyl β -gentiobioside or benzyl β - d-glucopyranoside were applied
30. A Russian study found that Betony contains glycosides, which may lower blood pressure—one possible explanation for the herb’s reputed ability to relieve headaches and anxiety.
31. For instance, cyanogenic glycosides such as Amygdalase can be degraded efficiently by β-glycosidase [EC 3.2.1.21] activities (Amygdalase and linamarase) produced by Saccharomycopsis fibuligera [6
32. The root and its bark contain alizarin, anthraquinones (morindone), carbonate, rubichoiric acid, chrysophanol, soranjidol, chlororubm, phosphate, magnesium femc iron, sodium glycosides, morindadiol, morindine, resins, rubiadin, and sterols.
33. A high purity extract composition comprising withanolide glycosides, oligosaccharides, withanolide aglycones and a minimum level of polysaccharides, and a pharmaceutically, veterinary or nutritionally acceptable carrier(s) is disclosed.
34. From the n-butanol-soluble fraction, three new Acylated oleanane-type triterpene oligoglycosides, floratheasaponins A−C (1−3), were isolated together with several flavonol glycosides and catechins
35. It is renowned to contain numerous secondary metabolite such as alkaloids (ipecac and benzopyridoquinolizidine), flavonoids, triterpenoids, saponins, tannins, phenolic resin glycosides, oil, Alangine, lamarckinine, salviifosides A-C, salicin, kaempferol, and …
36. The development of a qualitative and quantitative method of determination for glycosides of flavones, flavonols and flavanones and their aglycones by means of high pressure liquid chromatography is described.
37. Among the non-volatile constituents, an alkaloid Abrotin and coumarins (isofraxidin, umbelliferon), flavonoids glycosides (rutin) and free flavonol ethers (various isomeric quercetin dimethyl ethers) are reported
38. These studies indicate that an increase in the rate of hydrolysis is associated with glycosides of 2-acetamidohexapyranoses having a trans diequatorial disposition of the aglycon and 2-acetamido groups.
39. Steroidal and non-steroidal glycosides and a method of producing them are provided, wherein aglycon compounds are glycosylated with tri-O-acyl glucal using molecular or ionized halogen as reaction catalyst.
40. The glycosides were chlorinated in methanolic solution with aqueous sodium hypochlorite, and similarly brominated with either bromine in the presence of alkali or N-bromoacetamide in the presence of sodium acetate.
41. Bugleweed is a natural source of phytochemical compounds, including various tannins, lithospermic acid, lycopene, flavonoid glycosides, phenolic derivatives such as caffeic acid, chlorogenic acid, ellagic and rosmarinic acid, essential oil, magnesium; and resin.
42. Each Herbal Actives Passionflower capsule, providing the greatest concentration of active botanical principles, maximizes the synergistic benefits of the whole flower, which naturally contains glycosides and harmane alkaloids (passiflorine, Aribine, loturine and yageine).
43. Each Herbal Actives Passionflower capsule, providing the greatest concentration of active botanical principles, maximizes the synergistic benefits of the whole flower, which naturally contains glycosides and harmane alkaloids (passiflorine, Aribine, loturine and yageine).
44. It is known to contain various phyto-chemicals like alkaloids (ipecac and benzopyridoquinolizidine), flavonoids, triterpinoids, saponins, tannins, phenolic glycosides, volatile oil, Alangine, lamarckinine, salviifosides A-C, salicin, kaempferol, and kaempferol 3-O-b-D-glucopyranoside [6].
45. It is renowned to contain numerous secondary metabolite such as alkaloids (ipecac and benzopyridoquinolizidine), flavonoids, triterpenoids, saponins, tannins, phenolic resin glycosides, oil, Alangine, lamarckinine, salviifosides A-C, salicin, kaempferol, and kaempferol 3-O-b-D-glucopyranoside.
46. Comparative examinations and autoxidation studies with the flavanon glycosides hesperidin and naringin as well as with their aglycones hesperetin and naringenin showed that the former are mainly responsible for the antioxidant activity of the citrus peel and extracts.
47. Rf-values of the glycosides and corresponding aglycones in different solvents are tabulated. Ultraviolet and infrared spectra are presented and it is pointed to the fact that the exact position of the u.v. maxima depends upon the concentration.
48. Anthocyanins: ( an'thō-sī'ă-ninz ), A group of floral pigments, existing as glycosides in combination with glucose or cellobiose molecules, which range from red to blue and are often pH dependent; soluble in water and alcohol but not in ether
49. In addition to amygdalin, apricot and peach seeds also contain prunasin (the corresponding monoglycoside) and several minor cyanogenic glycosides, including Amygdalinic acid, mandelic acid β-D-glucopyranoside, benzyl β-gentiobioside, and benzyl β-D-glucopyranoside (Fukuda et al., 2003)
50. Aquilegia contains flavonoid, phenolic acid, triterpenoid saponin (cycloartane glycoside), and alkaloid (magnoflorine and aporphinoid alkaloid) (Bylka et al., 2004; Chen et al., 2002; Nishida et al., 2003).Labdane diterpene glycosides and megastigmane glycoside are also found (Yoshimitsu et al., 2008).