Publications by authors named "Wu-de Yang"

A biolabel-led research based on multi-omics and bioinformatics was applied to analyze the application value of Eucommiae folium (EF) in liver cirrhosis, as well as the mechanism of action and material basis. Multi-omics were used to analyze the biolabels and key pathways of EF intervention in liver tissue. Subsequently, based on the information, bioinformatics was used to analyze the application value of EF in liver disease, as well the mechanism of action and material basis.

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Ancient Chinese medicine literature and modern pharmacological studies show that Sophora tonkinensis Gagnep. (ST) has a protective effect on the heart. A biolabel research based on omics and bioinformatics and experimental validation were used to explore the application value of ST in the treatment of heart diseases.

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Objectives: A biolabel research based on multi-omics, informatics, molecular docking, and experimental verification was used to investigate the cardioprotective effect and pharmaceutically active compounds of Eucommiae Folium (EF).

Key Findings: Based on the biolabel research pattern, metabonomics, proteomics, and bioinformatics indicated that EF has a therapeutic potential for a variety of heart diseases, especially cardiomyopathy, and the most critical mechanism involved is the diabetic cardiomyopathy pathway. Bioinformatics, cheminformatics, and molecular docking showed that 24 EF compounds may play a therapeutic role in diabetic cardiomyopathy via this pathway.

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Two new 2-arylbenzo[]furans (-) and ten known compounds (-) were identified from the 95% EtOH extract of the branches and leaves of for the first time. Their structures were determined mainly based on extensive analyses of UV, IR, 1D/2D NMR and HRMS spectra. The results of MTT assays demonstrated the anti-tumor potential of compound with good selectivity, which displayed moderate inhibitory effects on proliferation of SK-hep-1 cells with IC value of 22.

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One new 2-arylbenzo[]furan named iteafuranal F () as well as two known analogues () were isolated from the 95% EtOH extract of aerial parts of . Their chemical structures were constructed based on extensive analyses of UV, IR, 1D/2D NMR and HRMS spectra. Antioxidant assays revealed significant superoxide anion radical scavenging capacity of with IC value of 0.

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Epilepsy is a chronic brain disease and often occurs suddenly for no reason. Eucommiae folium (EF), an edible herb, can be used in the treatment of various kinds of brain diseases in clinic. From the perspective of safety and efficacy, EF is especially suitable for the treatment of chronic brain diseases.

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Based on the biolabel research pattern, omics and network pharmacology were used for exploring the neuroprotection of Sophora tonkinensis (ST) in the treatment of brain diseases. Multi-omics were applied to investigate biolabels for ST intervention in brain tissue. Based on biolabels, the therapeutic potential, mechanism and material basis of ST for treating brain diseases were topologically analyzed by network pharmacology.

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A new sesquiterpene, 1-carbonyl-2,8-dihydroxy-11-oxabicyclo [4,4,1] germacra- 2(3),4(5),6(7),8(9)-tetraene () and four known compounds (3, 23)-3-caffeoyl-23-coumaroylhederagenin (), (3, 23)-dicoumaroylhederagenin (), morettinone (), 24-ehylcholesta-3,6-dione () were isolated from the ethyl acetate layer of the fibrous root of (Lour.) Harms. The structure of compound was characterized by its H-NMR, C-NMR, DEPT, HMBC, HSQC spectrums, and the structures of the known compounds were determined by comparison of their spectroscopic data with those reported by the literatures.

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In traditional Chinese medicine, Herba Lysimachiae (HL) is mainly used to treat rheumatic arthralgia. Current pharmacological studies also showed that HL has therapeutic potential for synovial diseases. HL is an oral drug, whose compounds need to enter the blood circulation before reaching the injured tissue, thus potentially causing activity or toxicity to the blood system.

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A new approach for the synthesis of the active barbatic acid has been achieved in eight steps with 22.3% total yield by using commercially available methyl atratate as starting material. This synthesis provides access to multi-gram quantities of barbatic acid with good purity for reference supplies and further analytical and toxicology investigations.

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Previous studies have shown that Sophorae Tonkinensis radix et rhizome (ST) can be used to treat some lung diseases. However, the therapeutic potentials, therapeutic advantages, mechanism of action, and material basis of ST treatment of lung diseases remain unclear. Thus, the aim of this study was to carry out an integrated analysis based on the biolabel-led research pattern.

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Herba Lysimachiae inhibits synovial damage in osteoarthritis via regulating two bio labels (integrin alpha 2b/beta 3). However, the relevant active ingredients are still unknown. Here, the active ingredients of herbal medicines were analyzed based on the liquid chromatography-tandem mass spectrometry technology and public bioinformatics platforms.

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The root and rhizome of Sophora tonkinensis Gagnep. (ST) are widely used for the treatment of tonsillitis, sore throats, and heat-evil-induced diseases in traditional Chinese medicine. However, the clinical application of ST is relatively limited due to its toxicity.

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In traditional Chinese medicine theory, Sophorae Tonkinensis radix et rhizome (ST) has the effects of treating tonsillitis, sore throats, and heat-evil-induced diseases. However, the utilization of ST is relatively restricted owing to its toxicity. The previous studies have made some progress on the mechanism and material basis of ST-induced hepatotoxicity, but there is still no significant breakthrough.

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Five 3-formyl-2-arylbenzofuran derivatives, including three new compounds (-) and two known analogues (-), were identified from the 95% EtOH extract of . Extensive spectroscopic analyses were performed for the structure elucidation of all new benzofurans, and single-crystal X-ray diffraction analyses were further employed for the structure verification of iteafuranals C () and D (). In MTT assay, iteafuranal E () and iteafuranal A () displayed significant growth inhibition effect on SK-Hep-1 cells with IC values of 5.

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Three compounds with diuretic potential were identified from the 95% ethanol extract of (Christ) Ching. Among them, one was a new benzanilide named petiolide A (), and the other two were phenolic derivatives barbatic acid () and kaempferol (). Their structures were elucidated based on extensive spectral analyses and comparison with the literature data.

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A series of structurally diverse chrysin-chromene-spirooxindole hybrids were designed, synthesized via a Knoevenagel/Michael/cyclization of chrysin and isatylidene malononitrile derivatives through utilizing a hybrid pharmacophore approach. The newly synthesized compounds were evaluated for their in vitro anticancer activity, and most of the compounds showed stronger anti-proliferative activity than parent compound chrysin. In particular, compound 3e had the highest cytotoxicity towards A549 cells (IC = 3.

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To screen the active fractions with lithagogue effects of Pyrrosia lingua from Guizhou province and preliminarily investigate its mechanism. The rats were fed with 1% ethylene glycol and 2% ammonium chloride to establish the nephrolithiasis models, which were used to evaluate thelithagogue effects of different polar fractions of P. lingua from Guizhou province.

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Soil organic matter (SOM) is one of the most important indexes to reflect the soil fertility, and soil moisture is a main factor to limit the application of hyperspectral technology in monitoring soil attributes. To study the effect of soil moisture on the accuracy for monitoring SOM with hyperspectral remote sensing and monitor the SOM quickly and accurately, SOM, soil water content (SWC) and soil spectrum for 151 natural soil samples in winter wheat field were measured and the soil samples were classified with the method of traditional classification of SWC and Normalized Difference Soil Moisture Index (NSMI) based on the hyperspectral technology. Moreover, the relationship among SWC, SOM and NSMI were analyzed.

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Determining the influence of soil environmental factors on degradation of Cry1Ac protein from Bt cotton residues is vital for assessing the ecological risks of this commercialized transgenic crop. In this study, the degradation of Cry1Ac protein in leaves and in buds of Bt cotton in soil was evaluated under different soil water content and temperature settings in the laboratory. An exponential model and a shift-log model were used to fit the degradation dynamics of Cry1Ac protein and estimate the DT50 and DT90 values.

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The simple winter wheat variety was conducted under the low temperature treatment at -2, -4, and -6 °C, the canopy reflectance was measured and the red edge parameters were extracted to study the winter wheat canopy spectral characteristics effected by the low temperature stress and the hyperspectral response to the low temperature stress of winter wheat at jointing stage. The results showed that the canopy reflectance decreased in visible region and increases at near infrared band with the high intensively low temperature stress, and "green peak" was weakened and "red well" was not distinctive. Moreover, the derivate spectrum had the trend of shift to short wavelength direction with the strengthening of low temperature stress and the red edge presented the blue shift.

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In this study, relationships between normalized difference vegetation index (NDVI) and plant (winter wheat) nitrogen content (PNC) and between PNC and grain protein content (GPC) were investigated using multi-temporal moderate-resolution imaging spectroradiometer (MODIS) data at the different stages of winter wheat in Linfen (Shanxi, P. R. China).

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Based on qualitative and quantitative melissopalynological analyses, 19 Chinese honeys were classified by botanical origin to determine their floral sources. The honey samples were collected during 2010-2011 from the central region of Shanxi Province, North China. A diverse spectrum of 61 pollen types from 37 families was identified.

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