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Isorhamnetin and Quercetin Derivatives as Anti-Acetylcholinesterase Principles of Marigold (Calendula officinalis) Flowers and Preparations
- D. Olennikov, N. I. Kashchenko, N. Chirikova, A. Akobirshoeva, I. N. Zilfikarov, C. Vennos
- Chemistry, MedicineInternational journal of molecular sciences
- 1 August 2017
The presented results suggest that isorhamnetin and quercetin and its glycosides can be considered as potential anti-acetylcholinesterase agents.
Water-soluble endopolysaccharides from the fruiting bodies of Laetiporus sulphureus (Bull.:Fr.) Murr.
- D. Olennikov, S. Agafonova, G. Borovskii, T. Penzina, A. V. Rokhin
- Chemistry, MedicineApplied Biochemistry and Microbiology
- 13 September 2009
The study of the major 56-kDa polysaccharide, laetiporan A, showed that it is a β-1,3-glucan containing mannose, galactose, fucose, xylose, and rhamnose residues at position C-6.
A quantitative assay for total fructans in burdock (Arctium spp.) roots
AbstractsA quantitative assay of the total content of polysaccharides (fructans) in burdock roots in fructose equivalent has been elaborated. Extraction of free carbohydrates and polysaccharides has…
Chemical composition of fruiting bodies from two strains of Laetiporus sulphureus
- S. Agafonova, D. Olennikov, G. Borovskii, T. Penzina
- ChemistryChemistry of Natural Compounds
- 1 November 2007
Irkutsk, ul. Lermontova, 132, fax (3952) 51 07 42, e-mail: email@example.com; 2) Institute of General and Experimental Biology, Siberian Division, Russian Academy of Sciences, 670047, Ulan-Ude,…
Bioactive Phenolics of the Genus Artemisia (Asteraceae): HPLC-DAD-ESI-TQ-MS/MS Profile of the Siberian Species and Their Inhibitory Potential Against α-Amylase and α-Glucosidase
- D. Olennikov, N. Chirikova, N. I. Kashchenko, V. Nikolaev, Sang-Woo Kim, C. Vennos
- Medicine, ChemistryFront. Pharmacol.
- 12 July 2018
The results obtained in this study reveal that Siberian Artemisia species and CQAs possess a pronounced inhibitory activity against α-amylase and α-glucosidase and could become a complement to synthetic antidiabetic drugs for controlling blood glucose level.
Meadowsweet Teas as New Functional Beverages: Comparative Analysis of Nutrients, Phytochemicals and Biological Effects of Four Filipendula Species
The bioactivity data demonstrated a good ability of meadowsweet teas to inhibit amylase, α-glucosidase and AGE formation, and the anti-complement activity of the water-soluble polysaccharide fraction of meadowweet tea indicated their possible immune-modulating properties.
Caucasian Gentiana Species: Untargeted LC-MS Metabolic Profiling, Antioxidant and Digestive Enzyme Inhibiting Activity of Six Plants
The findings presented in this work suggest that the Caucasian gentians are a good source of bioactive phytocompounds with antioxidant and antidiabetic potential.
Iridoids and Flavonoids of Four Siberian Gentians: Chemical Profile and Gastric Stimulatory Effect
- D. Olennikov, N. I. Kashchenko, N. Chirikova, L. M. Tankhaeva
- Biology, MedicineMolecules
- 1 October 2015
The results of biological activity evaluation of four gentian decoctions demonstrated their good ability to stimulate acid-, enzyme- and mucin-forming functions of the stomach attributed to mostly by iridoids and flavonoids.
A new quercetin glycoside and other phenolic compounds from the genus Filipendula
A total of 48 compounds and the new flavonoid glycoside ulmarioside, which was identified as quercetin-4′-O-α-rhamnopyranosyl-(1→6)-β-glucopyranoside (quercetin-4′-O-rutinoside), were isolated from…
Componential Profile and Amylase Inhibiting Activity of Phenolic Compounds from Calendula officinalis L. Leaves
An ethanolic extract and its ethyl acetate-soluble fraction from leaves of Calendula officinalis L. (Asteraceae) were found to show an inhibitory effect on amylase. From the crude extract fractions,…