146 hasil untuk "Li-Li Liu"
Menampilkan 1–20 · 0,44 detik · RSS
-
Artikel Jurnal Teks lengkap
Role of apigenin in high glucose-induced retinal microvascular endothelial cell dysfunction via regulating NOX4/p38 MAPK pathway in vitro
AIM: To investigate the retinoprotective role of Apigenin (Api) against high glucose (HG)-induced human retinal microvascular endothelial cells (HRMECs), and to explore its regulatory mechanism. METHODS: HRMECs were stimulated by HG for 48h to establish the in vitro cell model. Different…
-
Artikel Jurnal
A qualitative study on incentive failure for college students in volunteer teaching programs
IntroductionVolunteer teachers are an important supplementary force for the development of education in underdeveloped areas at present. Nevertheless, problems such as weak retention intention, low work enthusiasm and high turnover rate among volunteers cannot be ignored. It is important to examine…
-
Artikel Jurnal
Progress in melt grafting technology of polymers
The progress in influence factors of melt grafting modification technology of polymers were reviewed with 53 references, including type of grafting monomer, the third monomer, initiator, reaction temperature and time, equipment and process, etc. The effects of various factors on grafting rate…
-
Artikel Jurnal
Preparation and properties of melt grafted hydrogenated nitrile rubber composite with glycidyl methacrylate
Glycidyl methacrylate(GMA) was grafted onto hydrogenated nitrile rubber(HNBR) by melt grafting during processing, the relationship between amount of GMA and active reaction temperature of the modified system was investigated, the grafting ratio and gel content of the modified HNBR were…
-
Artikel Jurnal Teks lengkap
Weighted-loss-based Up-sampling for Point Cloud Occupancy Map Video
In video-based point cloud compression(V-PCC),a 3D point cloud is divided into hundreds of patches and then mapped onto a 2D grid,generating a texture video that captures texture information and a geometry video that captures geometry information.Meanwhile,an occupancy map video is also generated…
-
Artikel Jurnal Teks lengkap
Application of ‘diagnosis-initiated mode’ in clinical teaching of dermatovenereology
Skin is the largest organ of human, which can reflect host's health condition. Dermatovenereology is an important clinical discipline which focus on the profile of morphology. The challenge of learning is too much content but limited teaching hours. As to medical students, they may often feel dull…
-
Artikel Jurnal
Case Report: Cystinosis in a Chinese Child With a Novel CTNS Pathogenic Variant
ObjectiveTo report a rare case of cystinosis with a novel CTNS pathogenic variant in the Chinese population.MethodsRetrospective analysis of the clinical manifestations, laboratory results, and gene detection data of a child with cystinosis.ResultsA Chinese Zang ethnic girl could not stand or walk…
-
Artikel Jurnal
Synthesis, Crystal Structure and Spectroscopic Analysis of a New Sodium Coordination Polymer
A new sodium coordination polymer, [Na2(L)2(H2O)4]n (1), was synthesized by reflux reaction of p-aminobenzene sulfonic acid, p-hydroxy benzaldehyde and NaOH in ethanol/water solution and characterized by elemental analysis, UV-vis, IR and X-ray single crystal diffraction analysis. The crystal of 1…
-
Artikel Jurnal
Complete chloroplast genome of Lonicera ligustrina Wall. (Caprifoliaceae) and its phylogenetic implications
Lonicera ligustrina is a folk medicinal herb in China and India with highly potential medicinal value. Here, we reported the complete chloroplast (cp) genome of L. ligustrina (GenBank accession number: ON968694). The cp genome was 155,330 bp long, with a large single-copy region (LSC) of 88,855 bp…
-
Artikel Jurnal Teks lengkap
Synthesis, Crystal Structure, and Cytotoxic Activity of a Novel Eight-Coordinated Dinuclear Ca(II)-Schiff Base Complex
A novel eight-coordinated dinuclear Ca(II) complex, [Ca2(L)2(H2O)10]·H2O (L = 4-formylbenzene-1,3-disulfonate-3-pyridinecarboxylic hydrazone) (1), was synthesized by the reaction of 3-pyridinecarboxylic hydrazide, disodium 4-formylbenzene-1,3-disulfonate, and Ca(ClO4)2·4H2O in ethanol-water…
-
Artikel Jurnal
The crystal structure of poly[m2-aqua-tetraaqua-bis(m9-4-formylbenzene-1,3-disulfonato)tetrasodium(I) hydrate, C14H18O19S4Na4
C14H18O19S4Na4, triclinic, P1̄ (no. 2), a = 7.0769(14) Å, b = 9.5622(19) Å, c = 10.952(2)) Å, α = 115.14(3)°, β = 90.46(3)°, γ = 106.53(3)°, V = 636.1(2) Å3, Z = 1, Rgt(F) = 0.0448, wRref(F2) = 0.1191, T = 293(2) K.
-
Artikel Jurnal
Synthesis, Crystal Structure, and Catalytic Activity of a Calcium(II) Complex with 4-Formylbenzene-1,3-disulfonate-isonicotinic Acid Hydrazone
A new calcium(II) complex was synthesized by one-pot synthesis method from disodium 4-formylbenzene-1,3-disulfonate, isonicotinic acid hydrazide and Ca(ClO4)2•2H2O. The structure of calcium(II) complex was determined by elemental analysis, IR and single crystal X-ray diffraction. The results show…
-
Artikel Jurnal
Preparation, Characterization, and Catalytic Property of a Cu(II) Complex with 2-Carboxybenzaldehyde-p-Toluenesulfonyl Hydrazone Ligand
Metal-organic complex hybrid materials constructed from carboxylate ligands and hydrazone ligands have exhibited potential application in many fields. In order to enrich the applications of the metai-organic complex materials, a new hydrazone ligand contains carboxylate group…
-
Artikel Jurnal Teks lengkap
Effect of Lactiplantibacillus plantarum inoculated on the quality of bran vinegar during the alcohol fermentation stage
By measuring the CO2 mass loss during the alcohol fermentation stage of bran vinegar, the alcohol content, reducing sugar, total acid content, volatile aroma substances, and sensory quality of the fermented liquor samples, the effects of Saccharomyces cerevisiae and Lactiplantibacillus plantarum…
-
Artikel Jurnal
A series of sequences convergent to Euler’s constant
Abstract In this paper, using continued fraction, we provide a new quicker sequence convergent to Euler’s constant. We demonstrate the superiority of our new convergent sequences over DeTemple’s sequence, Mortici’s sequences, Vernescu’s sequence, and Lu’s sequence.
-
Artikel Jurnal Teks lengkap
Evaluation of the effect of cervical COOK dilatation balloon on labor duration and maternal-infant outcomes of full-term primiparas based on propensity score matching
Objective To evaluate effect of cervical COOK dilatation balloon on labor duration， pregnancy and neonatal outcomes in full-term primiparas with immature cervix based on propensity score matching （PSM）. Methods Full-term singleton primiparas with cervical immaturity （Bishop score ≤6） and head…
-
Artikel Jurnal
Synthesis, Structural Characterization, and Catalytic Property of A Zn(II) Complex with 5-Bromosalicylaldehyde Ligand
The study on catalytic activity of complex materials has been one of the hot spots in coordination chemistry. In order to extensively study the catalytic activity of complexes, a new six-coordination Zn(II) complex material, [ZnL2(H2O)2] (C1) (HL = 5-bromosalicylaldehyde), has been prepared with…
-
Artikel Jurnal
Rare Bilateral Massive Pneumothorax, Pneumomediastinum, Pneumoperitoneum, and Diffuse Subcutaneous Emphysema During Colonoscopy: Multidisciplinary Collaboration: Case Report
While colonoscopy is generally considered to be a safe procedure, serious complications such as intestinal perforation may also occur. Herein, we describe an extremely rare clinical case of acute colonic perforation during colonoscopy treatment. A 55-year-old female patient with good health…
-
Artikel Jurnal
SYNTHESIS, CRYSTAL STRUCTURE AND CATALYTIC ACTIVITY OF A CU(II) COMPLEX WITH N-NICOTINOYLGLYCINE
A new Cu(II) complex, [CuL2(H2O)2]·H2O (HL = N-nicotinoylglycine), has been obtained using N-nicotinoylglycine, copper(II) acetate monohydrate and NaOH as raw materials. The structure of the Cu(II) complex was characterized by elemental analysis and single crystal X-ray diffraction analysis. The…