ulmus pumila/antioxidante

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Identification of flavonoids and chlorogenic acids in elm fruits from the genus Ulmus and their antioxidant activity.

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Elm fruits were once an important food source in the years of famine. Research on the functional compounds in elm fruits was almost unavailable. In this study, we established an efficient high-performance liquid chromatography method for the simultaneous separation of eight chlorogenic acids and 28

Effects of selenylation modification on structural and antioxidant properties of pectic polysaccharides extracted from Ulmus pumila L.

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The present study was carried out to determine the effects of selenylation on structural and antioxidant activities of pectic polysaccharides extracted from Ulmus pumila L. (PPU). Selenylation of PPU (Se-PPU) was synthesized by different concentrations of sodium selenites (0.2, 0.4, 0.6, 0.8, and

Antioxidant effects of herbal therapies used by patients with inflammatory bowel disease: an in vitro study.

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BACKGROUND Herbal remedies used by patients for treatment of inflammatory bowel disease include slippery elm, fenugreek, devil's claw, Mexican yam, tormentil and wei tong ning, a traditional Chinese medicine. Reactive oxygen metabolites produced by inflamed colonic mucosa may be pathogenic.

LC/ESI-MS/MS profiling of Ulmus parvifolia extracts and evaluation of its anti-inflammatory, cytotoxic, and antioxidant activities.

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In this study, a comparative liquid chromatography/mass spectroscopy (LC/ESI-MS/MS) profiling of different fractions of Ulmus parvifolia leaves and stems was performed. Identification of compounds was based on comparing the mass spectrometric information obtained including m/z values and individual

Antioxidative and anti-inflammatory effects of phenolic compounds from the roots of Ulmus macrocarpa.

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The roots of Ulmus macrocarpa Hance (Ulmaceae) have been used as an oriental traditional medicine for the treatment of inflammation, ulcers, cancers, and parasites. Activity guided isolation from the roots of U. macrocarpa yielded three flavonoids [catechin 7-O-β-D-apiofuranoside (1), (+)-catechin

Hypolipidemic effect and antioxidant activity of glycoprotein isolated from Ulmus davidiana Nakai in Triton WR-1339-treated mouse.

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The glycoprotein isolated from Ulmus davidiana Nakai (UDN) (UDN glycoprotein) has a molecular weight of 116 kDa and consists of 78.65% carbohydrate content and 21.35% protein content. In the present study, we investigated the hypolipidemic effect of UDN glycoprotein on Triton WR-1339-induced mice.

Antihypertensive, vasorelaxant, and antioxidant effect of root bark of Ulmus macrocarpa.

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The present study was performed to evaluate the cardiovascular effects of ethanolic extract from the root bark of Ulmus macrocarpa (RBUM) in rats. The effects of RBUM on the vascular response of isolated rat aorta and the blood pressure of spontaneously hypertensive rats (SHRs) were evaluated. In

Ulmus macrocarpa Hance Extracts Attenuated H₂O₂ and UVB-Induced Skin Photo-Aging by Activating Antioxidant Enzymes and Inhibiting MAPK Pathways.

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To protect from reactive oxygen species (ROS) damages, skin cells have evolved to have antioxidant enzymes, such as copper and zinc-dependent superoxide dismutase (SOD1), mitochondrial manganese-dependent superoxide dismutase (SOD2), catalase (CAT), glutathione peroxidase (GPX), and glutathione

Tetraneura ulmi (Hemiptera: Eriosomatinae) Induces Oxidative Stress and Alters Antioxidant Enzyme Activities in Elm Leaves.

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Gall formation is induced by an insect, which changes normal plant development and results in the formation of a new organ, following distinct stages of metabolic and developmental alterations. Research on mechanisms of recognition and responses to biotic stress may help to understand the

Melatonin enhances the recovery of cryopreserved shoot tips of American elm (Ulmus americana L.).

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Climate change and global migrations of people and goods have exposed trees to new diseases and abiotic challenges that threaten the survival of species. In vitro germplasm storage via cryopreservation is an effective tool to ensure conservation of tree species, but plant cells and tissues are

Sesquiterpene O-naphthoquinones from the root bark of Ulmus davidiana.

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Three new sesquiterpene ortho-naphthoquinones, davidianones A, B and C, together with four known compounds, mansonones E, F, H and I, were isolated from the root bark of Ulmus davidiana. On the basis of spectral data including pulse field gradient two-dimensional NMR spectroscopy, the structures of

Free radical scavenging and total phenolic contents from methanolic extracts of Ulmus davidiana.

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A methanolic (MeOH) extract of Ulmus davidiana was analyzed for antioxidant activity using model systems, including 1,1-diphenyl-2-picrylhydrazyl (DPPH) radical scavenging, hydroxyl radical (OH) scavenging, reducing power, and total phenolic content. The MeOH extract exhibited strong antioxidant

Glycoprotein isolated from Ulmus davidiana Nakai inhibits TPA-induced apoptosis through nuclear factor-kappa B in NIH/3T3 cells.

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Glycoprotein of Ulmus davidiana Nakai (UDN glycoprotein) was isolated and identified using SDS-PAGE. UDN glycoprotein was shown to have strong scavenging activities against oxygen free radicals, as detected by different oxygen-radical formation assays. To investigate the anti-apoptotic effects of

Reactive oxygen species-provoked mitochondria-dependent cell death during ageing of elm (Ulmus pumila L.) seeds.

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Previous studies have shown that controlled deterioration treatment (CDT) induces programmed cell death in elm (Ulmus pumila L.) seeds, which undergo certain fundamental processes that are comparable to apoptosis in animals. In this study, the essential characteristics of mitochondrial physiology in

Evaluation of antimicrobial potential of successive extracts of Ulmus wallichiana Planch.

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BACKGROUND The plant Ulmus wallichiana Planch. is found in hills of Uttarakhand, India. Bark of U. wallichiana is commonly used as traditional healer for bone fracture of animals as well as human beings and also used as wound healer remedy. OBJECTIVE The present study was designed to evaluate

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