32 Result(s)
within
**u-Mei Chen
Chemistry
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Article
Photocatalytic Reduction of CO2 to CO Using Manganese Complexes with Bipyridine Modified Electron-Donating Groups
The present work deals with the Mn-based complex formed after substitution with groups (–NH2 and –Br) on 2, 2′-bipyridine ligand and their photocatalytic activity for CO2 reduction. The photocatalytic system invo...
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Article
Photochemical diversification of strong C(sp3)–H bonds enabled by allyl bromide and sodium fluoride
The development of practical approaches for the selective functionalization of strong, neutral C(sp3)–H bonds, such as those in petroleum-derived hydrocarbons, is of general interest but remains a remarkable chal...
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A review of the current research on in vivo and in vitro detection for alpha-synuclein: a biomarker of Parkinson’s disease
Parkinson’s disease is a health-threatening neurodegenerative disease of the elderly with clinical manifestations of motor and non-motor deficits such as tremor palsy and loss of smell. Alpha-synuclein (α-Syn)...
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Article
Construction and Application of DNAzyme-based Nanodevices
The development of stimuli-responsive nanodevices with high efficiency and specificity is very important in biosensing, drug delivery, and so on. DNAzymes are a class of DNA molecules with the specific catalyti.....
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Engineering of Self-assembly Polymers Encapsulated with Dual Anticancer Drugs for the Treatment of Endometrial Cancer
Chemotherapy side effects are minimized, and therapeutic results are enhanced by combination therapy, which is extensively utilized in cancer therapy. MTT experiment showed that compared to the free drugs calr...
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Article
α-Glucosidase Inhibitory Constituents from Trichosanthis Radix
One new compound, β-D-apiofuranosyl-(1→6)-1-ethyl-O-β-D-glucopyranoside (1), and 11 known compounds were isolated from Trichosanthis Radix. Their structures were mainly elucidated by NMR and MS spectra. All the i...
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Article
Open AccessFucoidan with three functions extracted from Sargassum aquifolium integrated rice-husk synthesis dual-imaging mesoporous silica nanoparticle
In this study, we used the nanoparticle delivery system to reduce the side effect of conventional cancer treatment- radiation therapy and chemotherapy. We used rice husk silicon source mesoporous silica nanopa...
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Article
Extracellular Vesicles from miR-148a-5p-Enriched Bone Marrow Mesenchymal Stem Cells Relieve Hepatic Fibrosis by Targeting Smad4
Liver fibrosis is a hallmark feature of many chronic liver diseases, which is the leading cause of morbidity and mortality worldwide. Bone marrow mesenchymal stem cells (BMSCs)-derived extracellular vesicles h...
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Open AccessMicroRNA-506 modulates insulin resistance in human adipocytes by targeting S6K1 and altering the IRS1/PI3K/AKT insulin signaling pathway
The incidence of obesity has increased rapidly, becoming a worldwide public health issue that involves insulin resistance. A growing number of recent studies have demonstrated that microRNAs play a significant...
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Article
Independent and opposing associations of dietary phytosterols intake and PLCE1 rs2274223 polymorphisms on esophageal squamous cell carcinoma risk
This study was to evaluate the associations of dietary intake of total and specific phytosterols and risk of esophageal squamous cell carcinoma (ESCC) and to explore their joint effects with PLCE1 rs2274223 po...
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Article
Facile and Large-scale Fabrication of Self-crim** Elastic Fibers for Large Strain Sensors
Stretchable conductive fibers offer unparalleled advantages in the development of wearable strain sensors for smart textiles due to their excellent flexibility and weaveability. However, the practical applicat...
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Article
Fluorescent Copper Nanoclusters for Highly Sensitive Monitoring of Hypoxanthine in Fish
Hypoxanthine (Hx) is an important freshness indicator reflecting the initial freshness of aquatic products. In this work, a novel fluorescence method was established based on cysteine functionalized copper nan...
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Article
Carbon dots prepared for fluorescence and chemiluminescence sensing
Carbon dots (CDs) have attracted considerable research interest in recent years due to their unique optical properties, chemical inertness, facile synthesis from a wide range of starting materials, and advanta...
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Article
Enhanced vascular activity of a new chimeric promoter containing the full CaMV 35S promoter and the plant XYLOGEN PROTEIN 1 promoter
To develop a new strategy that controls vascular pathogen infections in economic crops, we examined a possible enhancer of the vascular activity of XYLOGEN PROTEIN 1 promoter (Px). This protein is specifically...
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Article
Chemical Constituents of Afzelia xylocarpa
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Chemically Functionalized Plant Fibers and Carbon Nanotubes for High Compatibility and Reinforcement in Polylactic Acid (PLA) Composite
In this study, surface modification is used to improve the compatibility of Kenaf fibers (KFs) and multi-walled carbon nanotubes (MWCNTs) in a polylactic acid (PLA) matrix, as well as to enhance the mechanical...
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Article
Dehydrated Basella alba Fruit Juice as a Novel Natural Colorant: Pigment Stability, In Vivo Food Safety Evaluation and Anti-Inflammatory Mechanism Characterization
Flesh of Basella alba L. mature fruits bearing deep-violet juice provides a novel and potential source of natural colorant. To minimize the pigment purification process and warrant safety acceptability, B. alba c...
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Open AccessEffect of LYRM1 knockdown on proliferation, apoptosis, differentiation and mitochondrial function in the P19 cell model of cardiac differentiation in vitro
To explore the effects of LYRM1 knockdown on proliferation, apoptosis, differentiation and mitochondrial function in the embryonic carcinoma (P19) cell model of cardiac differentiation. Knockdown of LYRM1 usin...
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Probing phosphate ion via the europium(III)-modulated fluorescence of gold nanoclusters
Fluorescent gold nanoclusters (Au-NCs) were synthesized by a one-pot method using 11-mercaptoundecanoic acid as a reducing and cap** reagent. It is found that the red fluorescence of the Au-NCs is quenched b...
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Article
N-heterocyclic carbene adducts of cyclopalladated ferrocenylpyridine containing chloride or iodide anions: synthesis, crystal structures and application in the coupling of terminal alkynes with arylboronic acids
Two air-stable N-heterocyclic carbene (NHC) adducts of cyclopalladated ferrocenylpyridine containing chloride or iodide anions 2–3 have been easily prepared from the bridge-splitting reaction of the palladacyclic...
