polyacetylene/التهاب

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Dietary polyacetylene falcarinol upregulated intestinal heme oxygenase-1 and modified plasma cytokine profile in late phase lipopolysaccharide-induced acute inflammation in CB57BL/6 mice

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Unlike polyphenols, which are widely available in the diet, polyacetylenes are available only from the Apiaceae family vegetables, including carrot, parsnip, fennel, celery, and many herbs (parsley, lovage, etc). The aim of this study was to investigate the hypothesis that polyacetylene falcarinol

Immunosuppressive and anti-inflammatory effects of methanolic extract and the polyacetylene isolated from Bidens pilosa L.

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The immunomodulatory effect of the methanolic extract obtained from dried leaves of Bidens pilosa L. (Asteraceae) and the polyacetylene 2-O-beta-D-glucosyltrideca-11 E-en-3,5,7,9-tetrayn-1,2-diol (PA-1) isolated from it was investigated. The extract inhibited the proliferative response in two in

Anti-inflammatory Dendranacetylene A, a new polyacetylene glucoside from the flower of Chrysanthemum morifolium Ramat

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A new polyacetylene glucoside, Dendranacetylene A (1), and a known compound 8E-decaene-4,6-diyn-1-O-β-d-glucopyranosyl-(1"→2")-β-d-glucopyranoside (2) were isolated from the flowers of Dendranthema morifolium (Ramat.) kitam. The chemical structures of these compounds were

Purple carrot (Daucus carota L.) polyacetylenes decrease lipopolysaccharide-induced expression of inflammatory proteins in macrophage and endothelial cells.

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Carrots ( Daucus carota L.) contain phytochemicals including carotenoids, phenolics, polyacetylenes, isocoumarins, and sesquiterpenes. Purple carrots also contain anthocyanins. The anti-inflammatory activity of extracts and phytochemicals from purple carrots was investigated by determining

Polyacetylene glycoside attenuates ischemic kidney injury by co-inhibiting inflammation, mitochondria dysfunction and lipotoxicity.

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OBJECTIVE Ischemic acute kidney injury (AKI) is a serious clinical problem and no efficient therapeutics is available in clinic now. Natural polyacetylene glycosides (PGAs) had shown antioxidant and anti-inflammatory properties, but their effects on kidney injury have not been evaluated. This study

Coreosides A-D, C14-polyacetylene glycosides from the capitula of Coreopsis tinctoria and its anti-inflammatory activity against COX-2.

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Four new C14-polyacetylene glycosides, namely coreosides A-D (1-4), were isolated from the capitula of Coreopsis tinctoria, a Snow chrysanthemum or Snow tea that is used as a folk tea for prevention of cardiovascular disease in southern Xinjiang, China. Coreosides A-D feature a long chain structure

Anti-inflammatory active polyacetylenes from Bidens campylotheca.

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The n-hexane extract of Bidens campylotheca Schultz Bip. ssp campylotheca (Compositae) showed significant in vitro inhibition of cyclooxygenase (CO) and 5-lipoxygenase (5-LO). Five polyacetylenes, heptadeca-2E,8E,10E,16-tetraene-4,6-diyne (1), heptadeca-2E,8Z,10E,16-tetraene-4,6-diyne (2),

A new polyacetylene and other constituents with anti-inflammatory activity from Artemisia halodendron.

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A new polyacetylene, (3 R,8S)-heptadeca-1,16-dien-4,6-diyne-3,8-diol (1), together with 10 known compounds (2-11) were isolated from an ethanol extract of Artemisia halodendron Turcz. ex Bess. (Asteraceae). The chemical structures of these compounds were

Anti-inflammatory and anti-oxidative activities of polyacetylene from Dendropanax dentiger.

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Dendropanax dentiger has been used as a folk medicine since ancient times. In our current study, we observed that D. dentiger exhibited a significant anti-inflammatory activity, which could efficiently inhibit nitric oxide (NO) production in the lipopolysaccharide (LPS)-induced macrophage

New polyacetylene glucosides from the florets of Carthamus tinctorius and their weak anti-inflammatory activities.

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Eight new linear polyacetylene glucosides (1-8), containing two C(10)-, one C(13)- and five C(14)-acetylenes, together with three known polyacetylenes (9-11) were isolated from the florets of Carthamus tinctorius L. Their structures were elucidated by means of spectroscopic methods and chemical

Inhibition of NF-kappaB activation and expression of inflammatory mediators by polyacetylene spiroketals from Plagius flosculosus.

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Transcription factor NF-kappaB plays a key role for the inducible expression of genes mediating proinflammatory effects and is thus an important target for the development of antiinflammatory drugs. Here, we show that extracts from the plant Plagius flosculosus (L.) Alavi and Heyw. can inhibit the

Further phenols and polyacetylenes from the rhizomes of Atractylodes lancea and their anti-inflammatory activity.

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From the rhizomes of Atractylodes lancea, 2-[(2'E)-3',7'-dimethyl-2',6'-octadienyl]-4-methoxy-6-methylphenol (1) was isolated as a new natural product. The compound showed strong inhibitory effects on 5-lipoxygenase (5-LOX) and cyclooxygenase-1 (COX-1), but exhibited only weak antioxidative

Polyacetylenes from Oplopanax horridus and Panax ginseng: Relationship between Structure and PPARγ Activation.

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Oplopanax horridus and Panax ginseng are members of the plant family Araliaceae, which is rich in structurally diverse polyacetylenes. In this work, we isolated and determined structures of 23 aliphatic C₁₇ and C₁₈ polyacetylenes, of which five are new compounds.

Polyacetylenes from Radix et Rhizoma Notopterygii incisi with an inhibitory effect on nitric oxide production in vitro.

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Notopterygium roots (Qiang Huo) have been used in traditional Chinese medicine for treating colds, inflammatory diseases like rheumatoid arthritis, and as an analgesic. The anti-inflammatory activity of the roots of Notopterygium incisum has been evaluated by testing the inhibitory activity on

TRPA1 Modulating C14 Polyacetylenes from the Iranian Endemic Plant Echinophora platyloba.

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Phytochemical investigation of the apolar extract obtained from aerial parts of the Iranian endemic plant Echinophora platyloba DC (Apiaceae) resulted in the characterization of the polyacetylene fraction of this plant. This resulted to be composed of the known echinophorins A and B, embedding the

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