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ADRVis : an Information Visualization Platform for Adverse Drug Reactions
Wei Jian-Xiang,Zhu Yun-Xia,Sun Jun,Xu Hou-Ming,Li Ming,Sun Yue-Hong 보안공학연구지원센터 2015 International Journal of u- and e- Service, Scienc Vol.8 No.10
Adverse drug reactions (ADRs) are a serious threat to people's lives and property safety. Currently, drug instructions are the main way for people to obtain information on ADRs. Due to drugs’ limited pre-market clinical trials, adverse reactionsstated in drug instructions are often not sufficient. Avisualization platform for ADRs isput forward to address this problem. Adverse drug events (ADEs) data include actual clinical adverse reactions of drugs detected by drug monitoring administrationand can compensate for the insufficiency of drug instructions. Based on drug instructions and ADEs data, ADRVis isrealized by data analysis, model design and JAVA programming. ADRVis presentsthe relationship of 656 common drugs and their respective ADRs. Three case studies show that the platform has the capacities of visual presentation of ADRs and early warning of drug risks.The platform can provide people more rich information about drugs and help them understand ADRs more accurately and comprehensively.
Complete Mitochondrial Genome of a Tongue Worm Armillifer agkistrodontis
Jian Li,Fu-Nan He,Hong-Xiang Zheng,Rui-Xiang Zhang,Yi-Jing Ren,Wei Hu 대한기생충학열대의학회 2016 The Korean Journal of Parasitology Vol.54 No.6
Armillifer agkistrodontis (Ichthyostraca: Pantastomida) is a parasitic pathogen, only reported in China, which can cause a zoonotic disease, pentastomiasis. A complete mitochondrial (mt) genome was 16,521 bp comprising 13 protein-coding genes (PCGs), 22 tRNA genes, 2 rRNA genes, and 1 non-coding region (NCR). A phylogenetic tree drawn with the concatenated amino acid sequences of the 6 conserved PCGs (atp6, cox1-3, and nad2) showed that A. agkistrodontis and Armillifer armillatus constituted a clade Pentastomida which was a sister group of the Branchiura. The complete mt genome sequence of A. agkistrodontis provides important genetic markers for both phylogenetic and epidemiological studies of pentastomids.
Molecular characterization and comparative analysis of two waxy alleles in barley
Jian Ma,Qian-Tao Jiang,Laroche Andre,Zhen-Xiang Lu,Guo-Yue Chen,Ya-Xi Liu,You-Liang Zheng,Yu-Ming Wei 한국유전학회 2010 Genes & Genomics Vol.32 No.6
Two alleles of the barley waxy locus were characterized from non-waxy cultivar Bowman and waxy cultivar CDC Candle,respectively. Their nucleotide and protein sequences were compared with other known waxy genes. The comparison results indicated that there were 100 polymorphic sites, among which 69 were in the non-coding region and 31 were in the coding region. Out of 100 polymorphic sites, 45 were transversion,35 were transition and 20 were indels. A 397 bp deletion and a 193 bp insertion in the promoter region and a 15bp insertion in the coding region were found in CDC Candle,but not in Bowman. A deletion (11 bp) was detected in Bowman, which exhibited no effects on normal waxy expression. In summary, the 397 bp deletion was supposed to account for the reduction of GBSS I, resulting in the low amylose in CDC Candle; whereas other polymorphic sites might be not correlated with amylose synthesis.
Comparison Study of the Band-gap Structure of a 1D-Photonic Crystal by Using TMM and FDTD Analyses
Jian-Bo Chen,Yan Shen,Wei-Xi Zhou,Yu-Xiang Zheng,Hai-Bin Zhao,Liang-Yao Chen 한국물리학회 2011 THE JOURNAL OF THE KOREAN PHYSICAL SOCIETY Vol.58 No.42
A variety of numerical methods has been developed to demonstrate the nature of photons propagating in an artificially-composed periodic structure. Differences will be generated by different kinds of numerical approaches. In this work, we carry out two types of numerical calculations, TMM (transfer matrix method) and FDTD (finite different time domain) calculations. In terms of the 1D-photonic crystal structures with two different structures, we illustrate the energy band spectra, and the results show dispersive characteristics for the optical transmission and reflection of the crystal material. Through a discussion of the mechanism, detailed comparison studies are preformed based on the different physical conditions. The results given in the work will help in better understanding the ways in which photons propagate in an artificially-composed periodic structure.
SiC particulate reinforced aluminum matrix composite coatings prepared by laser powder deposition
Xu Xiang-yang,Han Jian-min,Li Wei-jing,Liu Yuan-fu,Liu Long-mei 한양대학교 세라믹연구소 2006 Journal of Ceramic Processing Research Vol.7 No.2
A SiC particulate reinforced aluminum matrix composite coatings for wear resistance improvement were investigated. Laser powder deposition processing was optimized, the microstructure of the coatings was analyzed, and the wear resistance of the coatings was evaluated. Under optimized processing, a laser powder deposited coating is free of cracks and porosity. SiC particles were uniformly distributed in the coating and well bonded with the matrix. A laser powder deposited coating consists of α-Al, SiC, Al4C3, Si and Al2O3 phases. Due to formation of Al4C3 and Si phases and crystal grain refinement, the wear resistance of laser powder deposited coatings was increased 2.06-3.76 times that of the aluminum alloy substrate based on the high hardness and deformation resistance of the SiC particles.
Yan, Xiang-Min,Zhang, Zhe,Liu, Jian-Bo,Li, Na,Yang, Guang-Wei,Luo, Dan,Zhang, Yang,Yuan, Bao,Jiang, Hao,Zhang, Jia-Bao Asian Australasian Association of Animal Productio 2021 Animal Bioscience Vol.34 No.11
Objective: In recent years, long noncoding RNAs (lncRNAs) have been identified in many species, and some of them have been shown to play important roles in muscle development and myogenesis. However, the differences in lncRNAs between Kazakh cattle and Xinjiang brown cattle remain undefined; therefore, we aimed to confirm whether lncRNAs are differentially expressed in the longissimus dorsi between these two types of cattle and whether differentially expressed lncRNAs regulate muscle differentiation. Methods: We used RNA-seq technology to identify lncRNAs in longissimus muscles from these cattle. The expression of lncRNAs were analyzed using StringTie (1.3.1) in terms of the fragments per kilobase of transcript per million mapped reads values of the encoding genes. The differential expression of the transcripts in the two samples were analyzed using the DESeq R software package. The resulting false discovery rate was controlled by the Benjamini and Hochberg's approach. KOBAS software was utilized to measure the expression of different genes in Kyoto encyclopedia of genes and genomes pathways. We randomly selected eight lncRNA genes and validated them by quantitative reverse transcription polymerase chain reaction (RT-qPCR). Results: We found that 182 lncRNA transcripts, including 102 upregulated and 80 downregulated transcripts, were differentially expressed between Kazakh cattle and Xinjiang brown cattle. The results of RT-qPCR were consistent with the sequencing results. Enrichment analysis and functional annotation of the target genes revealed that the differentially expressed lncRNAs were associated with the mitogen-activated protein kinase, Ras, and phosphatidylinositol 3-kinase (PI3k)/Akt signaling pathways. We also constructed a lncRNA/mRNA coexpression network for the PI3k/Akt signaling pathway. Conclusion: Our study provides insights into cattle muscle-associated lncRNAs and will contribute to a more thorough understanding of the molecular mechanism underlying muscle growth and development in cattle.
Jun Wei Wu,Yu Rong Xing,Yi Bo Wen,Tian Fang Li,Quan De Feng,Xiao Ping Shang,Yun Long Li,Jin Jin Feng,Xin Xin Wang,Rong Qun Zhai,Xiang Fei He,Tao Chen,Xin Jian Liu,Jian Guo Wen 대한배뇨장애요실금학회 2016 International Neurourology Journal Vol.20 No.2
Purpose: To investigate the prevalence of spina bifida occulta (SBO) and its relationship with the presence of overactive bladder (OAB) in middle-aged and elderly people in China. Methods: A cross-sectional community-based survey was carried out at 7 communities in Zhengzhou City, China from December 15, 2013 to June 10, 2014, where residents aged over 40 years were randomly selected to participate. All of the participants underwent lumbosacral radiographic analysis and relevant laboratory tests. A questionnaire including basic information, past medical history and present illness, and the OAB symptom score was filled out by all participants. Chi-square tests and logistic regression were used for data analysis with a P-value of <0.05 denoting statistical significance. Results: A total of 1,061 subjects were qualified for the final statistical analysis (58.8±11.7 years; male, 471 [44.4%]; female, 590 [55.6%]). The overall prevalence of SBO was 15.1% (160 of 1,061): 18.3% (86 of 471) in men and 12.5% (74 of 590) in women. Among these subjects, 13.7% (145 of 1,061) had OAB: 13.2% (62 of 471) in men and 14.1% (83 of 590) in women. The results of logistic regression showed that age, SBO, history of cerebral infarction (HCI), and constipation were risk factors for OAB (P<0.05), while sex, history of childhood enuresis (HCE), body mass index (BMI), and diabetes mellitus (DM) were not (P>0.05). In men, age, SBO, and constipation were risk factors for OAB (P<0.05), while HCE, BMI, DM, HCI, and benign prostate hyperplasia were not (P>0.05). In women, age, SBO, and HCI were risk factors for OAB (P<0.05), while HCE, BMI, DM, vaginal delivery, and constipation were not (P>0.05). Conclusions: The prevalence of SBO is high and it is related to OAB in middle-aged and elderly people in China.
Meta-analysis of Gene Expression Data Identifies Causal Genes for Prostate Cancer
Wang, Xiang-Yang,Hao, Jian-Wei,Zhou, Rui-Jin,Zhang, Xiang-Sheng,Yan, Tian-Zhong,Ding, De-Gang,Shan, Lei Asian Pacific Journal of Cancer Prevention 2013 Asian Pacific journal of cancer prevention Vol.14 No.1
Prostate cancer is a leading cause of death in male populations across the globe. With the advent of gene expression arrays, many microarray studies have been conducted in prostate cancer, but the results have varied across different studies. To better understand the genetic and biologic mechanisms of prostate cancer, we conducted a meta-analysis of two studies on prostate cancer. Eight key genes were identified to be differentially expressed with progression. After gene co-expression analysis based on data from the GEO database, we obtained a co-expressed gene list which included 725 genes. Gene Ontology analysis revealed that these genes are involved in actin filament-based processes, locomotion and cell morphogenesis. Further analysis of the gene list should provide important clues for developing new prognostic markers and therapeutic targets.
Yuanyun Wei,Yaqi Gong,Shuang Wei,Yonglin Chen,Jian Cui,Xiang Lin,Yueqiu Yu,Hongxia Yan,Hui Qin,Lan Yi 대한약학회 2022 Archives of Pharmacal Research Vol.45 No.8
Sometimes, people can be exposed to moderateor high doses of radiation accidentally or through the environment. Radiation can cause great harm to several systemswithin organisms, especially the hematopoietic system. Severaltypes of drugs protect the hematopoietic system againstradiation damage in diff erent ways. They can be classifi edas “synthetic drugs” and “natural compounds.” Their cellularmechanisms to protect organisms from radiation damageinclude free radical-scavenging, anti-oxidation, reducinggenotoxicity and apoptosis, and alleviating suppression ofthe bone marrow. These topics have been reviewed to providenew ideas for the development and research of drugsalleviating radiation-induced damage to the hematopoieticsystem.
Inhibitory Effects of α-Pinene on Hepatoma Carcinoma Cell Proliferation
Chen, Wei-Qiang,Xu, Bin,Mao, Jian-Wen,Wei, Feng-Xiang,Li, Ming,Liu, Tao,Jin, Xiao-Bao,Zhang, Li-Rong Asian Pacific Journal of Cancer Prevention 2014 Asian Pacific journal of cancer prevention Vol.15 No.7
Background: Pine needle oil from crude extract of pine needles has anti-tumor effects, but the effective component is not known. Methods: In the present study, compounds from a steam distillation extract of pine needles were isolated and characterized. Alpha-pinene was identified as an active anti-proliferative compound on hepatoma carcinoma BEL-7402 cells using the MTT assay. Results: Further experiments showed that ${\alpha}$-pinene inhibited BEL-7402 cells by arresting cell growth in the G2/M phase of the cell cycle, downregulating Cdc25C mRNA and protein expression, and reducing cycle dependence on kinase 1(CDK1) activity. Conclusion: Taken together, these findings indicate that ${\alpha}$-pinene may be useful as a potential anti-tumor drug.