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Wei Wei,Qinglun Tang,Hengxing Tang,Jun Chen,Kun Yan,Dong Wang 한국의류학회 2021 Fashion and Textiles Vol.8 No.1
Herein, a novel kind of composite yarn with alternating segmented structure and interval color has been prepared based on a ring spinning approach. By adjusting the relative motion and blend ratio of the colored polyester filament and natural cotton staple fiber in yarn spinning process, a series of composite yarns were designed and prepared with various segmented structure and cyclical change of the distinct colors. The blend ratio was found to strongly influence on the segment frequency and yarn performance, achieving an improved mechanical property and yarn performance. A color systematic analysis indicated that the combination of alternating structural change induced interval color sense and gradient at the merged regions would lead to an enhanced stereoscopic visual effect of the composite yarns. Moreover, the composite yarns were confirmed to have an excellent weavability and able to endow different patterns and visual effects to the textiles. Thus, considering of the above advantages and multifunctionalities, this work should spur great possibilities for dyeing industry with the promising physical spinning method.
Anticancer, Antioxidant, and Antimicrobial Activities of Anemone (Anemone cathayensis)
Jun-li Wang,Kun Liu,Wei-zhen Gong,Qian Wang,Dong-ting Xu,Ming-fei Liu,Kai-li Bi,Yun-fei Song 한국식품과학회 2012 Food Science and Biotechnology Vol.21 No.2
This study was performed to evaluate the anticancer, antioxidant, and antimicrobial activities of fractions and isolated compounds from anemone (Anemone cathayensis). Fourteen compounds were isolated from extracts. Anticancer activities of fractions and compounds were determined by MTT assay, and all tested fractions showed inhibition activity on human breast cancer cells (MDA-MB-231). The fraction 6 displayed the strongest anticancer activity, and inhibition percent was 50.32%. The antioxidant effect of fractions was evaluated by using DPPH scavenging assays. Fraction 5 had a higher DPPH radical scavenging activity with low IC50 value of 30.578μg/mL. The antimicrobial activity of the fractions was evaluated against 3 microorganisms using the agar well diffusion method. The fractions also showed moderate antimicrobial activity. These results suggest that anemone could hold a good potential source for human health.
The effect of Zn(2+) on Pelodiscus sinensis creatine kinase: unfolding and aggregation studies.
Wang, Su-Fang,Lee, Jinhyuk,Wang, Wei,Si, Yue-Xiu,Li, Caiyan,Kim, Tae-Rae,Yang, Jun-Mo,Yin, Shang-Jun,Qian, Guo-Ying Adenine Press 2013 Journal of biomolecular structure & dynamics Vol.31 No.6
<P>We studied the effects of Zn(2+) on creatine kinase from the Chinese soft-shelled turtle, Pelodiscus sinensis (PSCK). Zn(2+) inactivated the activity of PSCK (IC(50)?=?.079??.004?mM) following first-order kinetics consistent with multiple phases. The spectrofluorimetry results showed that Zn(2+) induced significant tertiary structural changes of PSCK with exposure to hydrophobic surfaces and that Zn(2+) directly induced PSCK aggregation. The addition of osmolytes such as glycine, proline, and liquaemin successfully blocked PSCK aggregation, recovering the conformation and activity of PSCK. We measured the ORF gene sequence of PSCK by rapid amplification of cDNA end and simulated the 3D structure of PSCK. The results of molecular dynamics simulations showed that eight Zn(2+) bind to PSCK and one Zn(2+) is predicted to bind in a plausible active site of creatine and ATP. The interaction of Zn(2+) with the active site could mostly block the activity of PSCK. Our study provides important insight into the action of Zn(2+) on PSCK as well as more insights into the PSCK folding and ligand-binding mechanisms, which could provide important insight into the metabolic enzymes of P. sinensis.</P>
Wei Wang,Dong‑hui Fang,Jia Gan,Yi Shi,Hui Tang,Huai Wang,Mao‑zhong Fu,Jun Yi 한국유전학회 2019 Genes & Genomics Vol.41 No.7
Background In eukaryotic organisms, it has been well acknowledged that 3′ untranslated regions (3′ UTRs) of mRNA are actively involved in post-transcriptional regulations of gene expression. Although both shortening and lengthening of 3′ UTRs of specific candidate genes were explicitly documented to have functional consequences, landscape of 3′ UTR lengths in relation to evolutionary dynamics and biological meanings remains to be elucidated when large-scale data become available. Objectives The primary objective of this study was to revealed different inter- and intra-species patterns on length distribution of 3′ UTRs in comparison with 5′ UTRs and coding regions. Methods In the present study, we investigated 3′ UTR lengths in a highly curated set of 57,135 mRNA sequences among four well-studied and taxonomically diverse metazoan species (fruit fly, zebrafish, mouse and human). Results The average length ratio of 3′–5′ UTRs considerably increased from fruit fly (twofold) to human (fivefold). Moreover, genes can be characterized by the obviously different patterns of evolutionary change on 3′ UTR lengths. By utilizing the Gene Ontology annotations, genes with differential lengths of 3′ UTRs were suggested to have the divergent functional implications. In human, we further revealed that ubiquitously transcribed genes had higher median lengths of 3′ UTRs than the genes of tissue-restricted expressions. Conclusion We conducted a comprehensive analysis and provided an overview regarding 3′ UTRs biology of mRNAs in animals, whereas the mechanistic explanations of 3′ UTRs length variation in correlation to regulation of gene expression still remain to be further studied.
A Model Transfer Learning Based Fault Diagnosis Method for Chemical Processes With Small Samples
Jun-Wei Zhu,Bo Wang,Xin Wang 제어·로봇·시스템학회 2023 International Journal of Control, Automation, and Vol.21 No.12
Traditional fault diagnosis methods relies on sufficient fault samples, but it is unrealistic since the fault is a low possibility event in real industrial scenes. To address the above issue, this paper proposed a fault diagnosis method for chemical processes with small samples. First, a data self-generating-based transfer learning (DSGTL) method is presented to expand the fault samples. The characteristic of fault data is learned by adversarial relation and transferred to the generated data. Moreover, a model-based transfer learning strategy is adopted to improve the robustness of the proposed method to the quality of generated data. Second, the sample reconstruction-based convolutional neural network (SR-CNN) is proposed which adaptively extracts features from both spatial domain and time domain and identifies the fault type of industrial process with small samples. Finally, the experimental result of the Tennessee Eastman (TE) process proves the validity and the feasibility of the proposed method.
Down-regulated MYH11 Expression Correlates with Poor Prognosis in Stage II and III Colorectal Cancer
Wang, Ren-Jie,Wu, Peng,Cai, Guo-Xiang,Wang, Zhi-Min,Xu, Ye,Peng, Jun-Jie,Sheng, Wei-Qi,Lu, Hong-Fen,Cai, San-Jun Asian Pacific Journal of Cancer Prevention 2014 Asian Pacific journal of cancer prevention Vol.15 No.17
The MYH11 gene may be related to cell migration and adhesion, intracellular transport, and signal transduction. However, its relationship with prognosis is still uncertain. The aim of this study was to investigate correlations between MYH11 gene expression and prognosis in 58 patients with stage II and III colorectal cancer. Quantitative real-time polymerase chain reaction was performed in fresh CRC tissues to examine mRNA expression, and immunohistochemistry was performed with paraffin-embedded specimens for protein expression. On univariate analysis, MYH11 expression at both mRNA and protein levels, perineural invasion and lymphovascular invasion were related to disease-free survival (p<0.05; log-rank test). Cancers with lower MYH11 expression were more likely to have a poor prognosis. Otherwise, MYH11 expression was unrelated to patient clinicopathological features. On multivariate analysis, low MYH11 expression proved to be an independent adverse prognosticator (p<0.05). These findings show that MYH11 can contribute to predicting prognosis in stage II and III colorectal cancers.
Genetic structure of six cattle populations revealed by transcriptomewide SNPs and gene expression
Wei Wang,Huai Wang,Hui Tang,Jia Gan,Changgeng Shi,Qing Lu,Donghui Fang,Jun Yi,Maozhong Fu 한국유전학회 2018 Genes & Genomics Vol.40 No.7
There are abundant cattle breeds/populations in China, and the systematic discovery of genomic variants is essential for performing the marker assisted selection and conservation of genetic resources. In the present study, we employed whole transcriptome sequencing (RNA-Seq) technology for revealing genetic structure among six Chinese cattle populations according to transcriptome-wide SNPs and gene expression. A total of 68,094 variants consisting of 61,754 SNPs and 6340 InDels were detected and widely distributed among all chromosomes, by which the clear patterns of population structures were revealed. We also found the significantly differential density of variant distribution among genes. Additionally, we totally assembled 15,992 genes and detected obvious differences on the expression profiles among populations. In contrast to genomic variants, the measure of gene expression levels failed to support the expected population structure. Here, we provided a global landscape on the differential expression genes among these cattle populations.
Wei Wei,Tao Xu,Xiaoxue Wang,Chengshan Wang,Lingxu Guo,Jun Lin,Tianchu Li 대한전기학회 2016 Journal of Electrical Engineering & Technology Vol.11 No.2
The increasing penetration of distributed energy resources on the distribution networks have brought a number of technical impacts where voltage and thermal variations have been identified as the dominant effects. Active network management in distribution networks aims to integrate distributed energy resources with flexible network management so that distributed energy resources are organized to make better use of existing capacity and infrastructure. This paper propose active solutions which aims to solve the voltage and thermal issues in a distributed manner utilizing a collaborative approach. The proposed algorithms have been fully tested on a distribution network with distributed generation units.
Wang, Nan-Ya,Wang, Cong,Li, Wei,Wang, Guan-Jun,Cui, Guo-Zhen,He, Hua,Zhao, Heng-Jun Asian Pacific Journal of Cancer Prevention 2014 Asian Pacific journal of cancer prevention Vol.15 No.4
Purpose: Alpha-fetoprotein (AFP), Lens culinaris agglutinin-reactive fraction of AFP (AFP-L3), and Golgi protein 73 (GP73) levels have been widely used as tumor markers for the diagnosis of hepatocellular carcinoma (HCC). The aim of this study was to investigate whether these tumor markers could be used to monitor short-term treatment response and recurrence of HCC in patients undergoing radiofrequency ablation (RFA). Methods: Between July 2012 and July 2013, 53 consecutive patients with newly diagnosed HCC were prospectively enrolled in this study. Among these, 32 patients underwent RFA, after which they were followed up prospectively at the First Hospital of Jilin University in China. Results: AFP, AFP-L3, and GP-73 values pre-RFA were not associated with tumor size, whereas AFP and GP-73 levels tended to be associated with tumor number, the presence of vascular invasion, deterioration of liver function, advanced-stage disease, and a poor performance status. GP-73 levels were dramatically elevated in the patients with hepatitis C-associated HCC. Neither pre-RFA nor 1-month post-RFA tumor marker values were associated with short-term outcome. The short-term recurrence rate of AFP-positive patients measured 1 month post-RFA was obviously higher than that of AFP-negative patients. Conclusions: AFP and GP-73 values were associated with clinical variables representing tumor growth and invasiveness, and the AFP value measured 1 month post-RFA was a strong predictor of short-term recurrence in patients with HCC.