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显示 91-120 共 365 条结果 关于 "C0625" 范围 论文
Alina O Matei et al.
Journal of chromatographic science, 53(7), 1147-1154 (2015-01-15)
In this paper, a liquid chromatography-atmospheric pressure chemical ionization-mass spectrometry in negative mode method was developed for the identification and quantitative determination of 13 individual phenolics (chlorogenic acid, caffeic acid, coumaric acid, ferulic acid, (+)-catechin, (-)-epicatechin, rutin, quercitrin, isoquercitrin, fisetin
C Di Giorgio et al.
Journal of natural medicines, 69(3), 267-277 (2015-02-11)
DIG, a liquid herbal preparation made from a mixture of diluted mother tinctures of Berberis vulgaris, Taraxacum officinale and Arctium lappa, was assessed for its antimutagenic properties against mitomycin C. The micronucleus assay on Chinese hamster ovary (CHO)-K1 cells was
Nurcan Değirmencioğlu et al.
Food chemistry, 194, 587-594 (2015-10-17)
In this study, the changes in phenolic composition, total phenolic content, and antioxidant capacity of tarhanas supplemented with oat flour (OF) at the levels of 20-100% (w/w) after three drying treatments (sun-, oven-, and microwave drying) were investigated. A total
Ayokunle O Ademosun et al.
Journal of basic and clinical physiology and pharmacology, 26(5), 471-477 (2015-06-02)
Citrus peels are consumed in the form of infusions, candy or wine, based on their well-documented nutritional and medicinal properties. This study sought to investigate the effect of some citrus peels' [grapefruit (Citrus paradisii), orange (Citrus sinensis) and shaddock (Citrus
Reuven Rasooly et al.
Journal of food science, 75(5), M296-M301 (2010-07-16)
In the present study, we evaluated Shiga toxin (Stx2) activity in apple juices by measuring a decrease in dehydrogenase activity of Vero cells with the microculture tetrazolium (MTT) assay. Freshly prepared juice from Red Delicious apples and Golden Delicious apples
Haoran Zhang et al.
Applied microbiology and biotechnology, 97(8), 3333-3341 (2012-11-28)
Caffeic acid is a valuable aromatic compound that possesses many important pharmacological activities. In structure, caffeic acid belongs to the hydroxycinnamic acid family and can be biosynthesized from the aromatic amino acid tyrosine. In the present paper, the caffeic acid
Sinéad Currivan et al.
Journal of chromatography. A, 1402, 82-93 (2015-05-30)
Zwitterionic methacrylate based polymeric monolithic columns were prepared in two-step polymerizations, with reduced polymerization times. Characteristic properties such as hydrodynamic permeability, porosity, retention factors, and pore size distribution charts were used for column evaluation. A scaffold column was fabricated by
Morshed Alam Chowdhury et al.
Bioorganic & medicinal chemistry letters, 18(23), 6138-6141 (2008-10-24)
A hitherto unknown class of celecoxib analogs was designed for evaluation as dual inhibitors of the 5-lipoxygenase/cyclooxygenase-2 (5-LOX/COX-2) enzymes. These compounds possess a SO(2)Me (11a), or SO(2)NH(2) (11b) COX-2 pharmacophore at the para-position of the N(1)-phenyl ring in conjunction with
Naiani Ferreira Marques et al.
Neurochemical research, 40(6), 1197-1210 (2015-04-24)
Oxidative stress has been implicated in several pathologies including neurological disorders. Centella asiatica is a popular medicinal plant which has long been used to treat neurological disturbances in Ayurvedic medicine. In the present study, we quantified of compounds by high
Shuang Song et al.
Journal of natural products, 73(2), 177-184 (2010-01-23)
Eleven new diglycosides, erycibosides A-K (1-11), four new chlorogenic acid derivatives (14-17), and a new bis-coumarin (18), together with 21 known compounds, have been isolated from an EtOH extract of the roots and stems of Erycibe hainanesis. Their structures were
Yanmang Cui et al.
Chemico-biological interactions, 220, 75-83 (2014-06-29)
The study was to characterize the polyphenolic composition, antioxidant properties, and hepatoprotective effects of a polyphenols-enriched extract (HMTP) from Huangshan Maofeng green tea. HPLC analysis showed that three predominantly polyphenolic compounds present in HMTP were epigallocatechin (271.2 μg/mg extract), rutin
Alessio Innocenti et al.
Bioorganic & medicinal chemistry, 18(6), 2159-2164 (2010-02-27)
A series of phenolic acids and phenol natural products, such as p-hydroxybenzoic acid, p-coumaric acid, caffeic acid, ferulic acid, gallic acid, syringic acid, quercetin, and ellagic acid, were investigated for their inhibitory effects against the metalloenzyme carbonic anhydrase (CA, EC
Francesco Menichini et al.
Journal of enzyme inhibition and medicinal chemistry, 29(5), 677-685 (2013-10-10)
Cardiospermum halicacabum is widely used in traditional medicine. Previous studies have focused on the aerial parts, while the seeds have been poorly investigated. This work aimed to analyse the chemical composition of extracts from aerial parts and seeds obtained using
Emily R Trzeciak et al.
Cells, 11(6) (2022-03-26)
The cellular composition of the tumor microenvironment, including tumor, immune, stromal, and endothelial cells, significantly influences responses to cancer therapies. In this study, we analyzed the impact of oxidative stress, induced by cold atmospheric plasma (CAP), on tumor cells, T
Agilan Balupillai et al.
Photochemistry and photobiology, 91(6), 1458-1468 (2015-08-26)
In this study, the effect of caffeic acid (CA) on both acute and chronic UVB-irradiation-induced inflammation and photocarcinogenesis was investigated in Swiss albino mice. Animals were exposed to 180 mJ cm(-2) of UVB once daily for 10 consecutive days and
Dandan Han et al.
Natural product communications, 8(2), 203-206 (2013-03-22)
A solid-phase extraction (SPE) method for the determination of procatechuic acid, ferulic acid and caffeic acid in Salicornia herbacea L. (Hamcho) has been developed. The optimal conditions were obtained by using a C18 SPE cartridge. By using ethanol and acetonitrile
Jie Fu et al.
European journal of medicinal chemistry, 45(6), 2638-2643 (2010-02-26)
A series of caffeic acid amides 1-23 were synthesized and nine of which (13-17, 19-21 and 23) were reported for the first time. The chemical structures of these compounds were confirmed by means of 1H NMR, ESI MS and elemental
Atikorn Panya et al.
Journal of agricultural and food chemistry, 60(41), 10320-10330 (2012-09-20)
Many antioxidants can interact to produce synergistic interactions that can more effectively inhibit lipid oxidation in foods. Esterification of rosmarinic acid produces a variety of compounds with different antioxidant activity due to differences in polarity and thus differences in partitioning
Muhammad Mir Showkat et al.
Molecules (Basel, Switzerland), 24(18) (2019-09-13)
Phenolic acids including chlorogenic acids are major polyphenolic compounds found in Jerusalem artichoke (Helianthus tuberosus L.). The plant itself is an emerging biorefinery crop due to the inulin-rich tubers, a bioethanol feedstock, but the aerial parts represent a rich source
Kaisu R Riihinen et al.
Fitoterapia, 97, 78-86 (2014-06-01)
The antimicrobial activity of lingonberry (Vaccinium vitis-idaea L.) was evaluated against two oral pathogens, Streptococcus mutans and Fusobacterium nucleatum. Long-bed gel permeation chromatography (GPC; Sephadex LH-20) yielded purified flavonoids, with the most efficient minimum inhibitory concentrations (MICs) against planktonic cells
María-Ángeles Del-Castillo-Alonso et al.
Journal of the science of food and agriculture, 95(2), 409-416 (2014-05-14)
Ultraviolet (UV) radiation induces adaptive responses that can be used for plant production improvement. The aim of this study was to assess the effect of solar UV exclusion on the physiology and phenolic compounds of leaves and berry skins of
Sung-Yong Yang et al.
Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association, 55, 92-99 (2013-01-12)
Perilla frutescens leaves are often used in East Asian gourmet food. In this study, we investigated the hepatoprotective effects of caffeic acid (CA), rosmarinic acid (RA), and their combination. P. frutescens contains 1.32μg CA/mg dry material (DM) and 26.84μg RA/mg
Morshed A Chowdhury et al.
Bioorganic & medicinal chemistry letters, 19(24), 6855-6861 (2009-11-04)
A novel class of salicylic acid and N-acetyl-2-carboxybenzenesulfonamide regioisomers possessing a N-difluoromethyl-1,2-dihydropyrid-2-one pharmacophore attached to its C-4 or C-5 position was designed for evaluation as anti-inflammatory (AI) agents. Replacement of the 2,4-difluorophenyl ring in diflunisal by the N-difluoromethyl-1,2-dihydropyrid-2-one moiety provided
Koji Uwai et al.
Bioorganic & medicinal chemistry, 16(16), 7795-7803 (2008-08-01)
Caffeic acid esters, one of the components of propolis, are known to show a variety of biological effects such as anti-tumor, anti-oxidant, and anti-inflammatory activities. Although, the anti-inflammatory activities of caffeic acid esters have been studied by analyzing their structure
Ekhtear Hossain et al.
Molecular and cellular biochemistry, 400(1-2), 29-40 (2014-10-29)
There is a growing body of evidence supporting an intimate association of immune activation with the pathogenesis of cardiovascular diseases, including atherosclerosis. Uptake of oxidized low-density lipoprotein (oxLDL) through scavenging receptors promotes the formation of mature lipid-laden macrophages, which subsequently
Hnin Thanda Aung et al.
Bioorganic & medicinal chemistry, 19(7), 2392-2396 (2011-03-11)
In our previous paper, we reported that rosmarinic acid (1) of Argusia argentea could neutralize snake venom induced hemorrhagic action. Rosmarinic acid (1) consists of two phenylpropanoids: caffeic acid (2) and 3-(3,4-dihydroxyphenyl)lactic acid (3). In this study, we investigated the
Cleverson Antonio Ferreira Martins et al.
Biomedical chromatography : BMC, 28(7), 986-993 (2014-01-10)
Malva sylvestris is a species used worldwide as an alternative to anti-inflammatory therapies; however, its mechanism of action remains unknown. In this paper, the anti-inflammatory effects of M. sylvestris alcoholic extracts were evaluated by measuring the pro-inflammatory mediators PGE₂ and
Ericsson David Coy et al.
Bioorganic & medicinal chemistry letters, 19(24), 6922-6925 (2009-11-03)
The anti-inflammatory potential of 26 neolignans (14 of the bicyclooctane-type and 12 of the benzofuran-type), isolated from three Lauraceae species (Pleurothyrium cinereum, Ocotea macrophylla and Nectandra amazonum), was evaluated in vitro through inhibition of COX-1, COX-2, 5-LOX and agonist-induced aggregation
Tânia B Ribeiro et al.
Food research international (Ottawa, Ont.), 142, 110032-110032 (2021-03-29)
Pulp-enriched powder (POPP) was obtained from olive pomace solid fraction, a derived from the new value chain established for olive by-products. As a multifunctional powder, POPP retains several bioactive compounds (fatty acids, dietary fibre and phenolics) under potential synergic interaction
Debora Giordano et al.
Food chemistry, 233, 483-491 (2017-05-23)
In this study, the chemical composition of pigmented wheats (yellow, purple and blue types), and the distribution of the bioactive compounds in their roller-milled and pearled fractions, were compared with conventional wheats (red and white types). Roller-milling promoted the recovery
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