dryopteris guanchica/antioksidants

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Antioxidant activity of two phloroglucinol derivatives from Dryopteris crassirhizoma.

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Ielogoties Reģistrēties

The rhizome of Dryopteris crassirhizoma NAKAI exhibited significant antioxidant activity, as assessed by the 1,1-diphenyl-2-picrylhydrazyl (DPPH) radical scavenging activity in vitro. Two phloroglucinol derivatives, flavaspidic acids PB (1) and AB (2), were isolated from the rhizome of D.

Solvent-free microwave extraction of essential oil from Dryopteris fragrans and evaluation of antioxidant activity.

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Ielogoties Reģistrēties

Solvent-free microwave extraction (SFME) of the essential oil from Dryopteris fragrans and its antioxidant activity were investigated. A central composite design combined with response surface methodology was applied to study the influences of extraction time, irradiation power and humidity

Effects of different pretreatments on flavonoids and antioxidant activity of Dryopteris erythrosora leave.

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Ielogoties Reģistrēties

Flavonoids are secondary metabolites of plants that often have medical applications. The influences of different sample drying pretreatments on flavonoids and antioxidant activity of ferns have not studies. Dryopteris erythrosora leaves used to analyze flavonoid alterations resulting from drying

Seasonal dynamics of total flavonoid contents and antioxidant activity of Dryopteris erythrosora.

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Ielogoties Reģistrēties

The seasonal dynamics of the total flavonoid contents in various parts of Dryopteris erythrosora, a traditional Chinese medicinal fern, and their antioxidant activity were investigated. The total flavonoids content in various parts of D. erythrosora showed an obvious seasonal dynamic change. The

Antioxidant and immunomodulatory activities of polysaccharides from the rhizome of Dryopteris crassirhizoma Nakai.

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Ielogoties Reģistrēties

Rhizome of the fern Dryopteris crassirhizoma Nakai is used as an antiviral drug in China. The objective was to characterize physicochemical properties, structural features and antioxidant and immunological activities of D. crassirhizoma polysaccharides. An acidic polysaccharide fraction (DCP-3) was

Characterization of flavonoids from Dryopteris erythrosora and evaluation of their antioxidant, anticancer and acetylcholinesterase inhibition activities.

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Ielogoties Reģistrēties

The profiles and bioactivities of flavonoids extracted from Dryopteris erythrosora were investigated. The total flavonoid content in full plant of D. Erythrosora is about 14.33%. The main flavonoids in D. Erythrosora were identified as gliricidin 7-O-hexoside, apigenin7-O-glucoside, quercetin

Aspidin BB, a phloroglucinol derivative, exerts its antibacterial activity against Staphylococcus aureus by inducing the generation of reactive oxygen species.

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Ielogoties Reģistrēties

Aspidin BB, a phloroglucinol derivative extracted from Dryopteris fragrans (L.) Schott, has been previously reported to exert high biological activities. In the present study, antibacterial activities and mechanisms of aspidin BB against Staphylococcus aureus were investigated. Aspidin BB exhibited

In vivo and in vitro anti‑allergic and anti‑inflammatory effects of Dryopteris crassirhizoma through the modulation of the NF‑ĸB signaling pathway in an ovalbumin‑induced allergic asthma mouse model

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Ielogoties Reģistrēties

Dryopteris crassirhizoma (DC) has a wide range of pharmacological effects, including antibacterial, anti‑influenza virus, anti‑tumor, anti‑reverse transcriptase and antioxidant effects. However, the inhibitory effect of DC on allergic inflammatory response remains unclear; therefore, the current

Dryofragin, a phloroglucinol derivative, induces apoptosis in human breast cancer MCF-7 cells through ROS-mediated mitochondrial pathway.

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Ielogoties Reģistrēties

Dryofragin is a phloroglucinol derivative extracted from Dryopteris fragrans (L.) Schott. In this study, the anticancer activity of dryofragin on human breast cancer MCF-7 cells was investigated. Dryofragin inhibited the growth of MCF-7 cells in a time and concentration-dependent manner. The cell

Ethanol extract of Dryopteris crassirhizoma alleviates allergic inflammation via inhibition of Th2 response and mast cell activation in a murine model of allergic rhinitis.

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Ielogoties Reģistrēties

Dryopteris crassirhizoma (DC) is used as a traditional herbal remedy to treat various diseases, the tapeworm infection, common cold, and cancer in Korea, Japan, and China. DC also has the antioxidant anti-inflammatory and antibacterial activities. However, the anti-allergic

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