• 제목/요약/키워드: Yi-Jing Studies

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주단계(朱丹溪) 의학사상(醫學思想)의 배경(背景)에 관한 연구(硏究) -"격치여론(格致餘論)"을 중심(中心)으로- (A research on the background of ZhuDanXi(朱丹溪)‘s medical theory -Based on ${\ulcorner}$GeZhiYuLun(格致餘論)${\lrcorner}$-)

  • 박현국;김기욱
    • 대한한의학원전학회지
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    • 제18권4호통권31호
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    • pp.1-14
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    • 2005
  • Zhu Dan Xi's name is ZhenHeng(震亨) and was also called by the title of YanXiu(彦修). Early in his life, he started to study JuZiYe(擧子業), and went on to study DaoDeXingMingXue(道德性命學) under the teachings of XueQian(許謙), who as one of fourth generation disciple of ZhuZi(朱子) was teaching in BaHuaShan(八華山). His well-known literary works are ${\ulcorner}$JuFangFaHui(局方發揮)${\lrcorner}$, ${\ulcorner}$GeZhiYuLun${\lrcorner}$, ${\ulcorner}$ShangHanBianYi(傷寒辨疑)${\lrcorner}$, ${\ulcorner}$BenCaoYanYiBuYi(本草衍義補遺)${\lrcorner}$, ${\ulcorner}$WaiKeJingYaoXinLun(外科精要新論)${\lrcorner}$. Zhu Dan Xi learnt the studies of Liu(劉), Zhang(張), Li(李) from LouZhiTi(羅知悌) and adopted the advantages and abolished disadvantages from it. The southern district being low and damp, which also leads to a geographical condition with a lot of ShiReXiangHuo(濕熱相火) disease and with the social background of people exhausting their QingYu(情欲) and damaging QLXie(氣血), he came out with the theory of 'YangYouYuYinBuZu(陽有餘陰不足)', 'XiangHuo(相火)' and became a well renowned expert in diagnosis and treatment of QiXieTanYuHuo(氣血痰鬱火). As a result, the writer has performed a research based on Liu's works and related theories, GuWuZhiZhi theory, the understanding of TaiJiZhiLi(太極之理), the inner meaning of YinYang and YouYuBuZu(redundancy-and-deficit), YinYangDongJingGuan, physiology and pathology, the medical reason of lust damaging QingYuYangYin and YangSheng(養生)(preservation of health), which are the main medical theory of ZhuDanXi, comments of later generations and is reporting the outcome.

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Residential Radon and Lung Cancer Risk: An Updated Meta-analysis of Case-control Studies

  • Zhang, Zeng-Li;Sun, Jing;Dong, Jia-Yi;Tian, Hai-Lin;Xue, Lian;Qin, Li-Qiang;Tong, Jian
    • Asian Pacific Journal of Cancer Prevention
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    • 제13권6호
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    • pp.2459-2465
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    • 2012
  • Background: Numbers of epidemiological studies assessing residential radon exposure and risk of lung cancer have yielded inconsistent results. Methods: We therefore performed a meta-analysis of relevant published case-control studies searched in the PubMed database through July 2011 to examine the association. The combined odds ratio (OR) were calculated using fixed- or random-effects models. Subgroup and dose-response analyses were also performed. Results: We identified 22 case-control studies of residential radon and lung cancer risk involving 13,380 cases and 21,102 controls. The combined OR of lung cancer for the highest with the lowest exposure was 1.29 (95% CI 1.10-1.51). Dose-response analysis showed that every 100 Bq/$m^3$ increment in residential radon exposure was associated with a significant 7% increase in lung cancer risk. Subgroup analysis displayed a more pronounced association in the studies conducted in Europe. Studies restricted to female or non-smokers demonstrated weakened associations between exposure and lung cancer. Conclusions: This meta-analysis provides new evidence supporting the conclusion that residential exposure to radon can significantly increase the risk of lung cancer in a dose-response manner.

Complete Mitochondrial Genome of a Tongue Worm Armillifer agkistrodontis

  • Li, Jian;He, Fu-Nan;Zheng, Hong-Xiang;Zhang, Rui-Xiang;Ren, Yi-Jing;Hu, Wei
    • Parasites, Hosts and Diseases
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    • 제54권6호
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    • pp.813-817
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    • 2016
  • 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.

TNM Stages and Prognostic Features of Colorectal and Mucinous Adenocarcinoma Patients: a Meta Analysis

  • Chen, Jing-Xiang;Tang, Xu-Dong;Xiang, De-Bing;Dong, Xiao-Ling;Peng, Fang-Yi;Sun, Gui-Yin
    • Asian Pacific Journal of Cancer Prevention
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    • 제13권7호
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    • pp.3427-3430
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    • 2012
  • Aim: The significance of the mucinous adenocarcinoma in TNM staging and prognosis for colorectal tumor patients is still controversial. The aim was to provide a meta-analysis for TNM staging and prognostic features of colorectal tumors. Methods: 30 individual case-control studies were finally included into this meta-analysis, involving a total of 444,489 cancer cases and 45,050 mucinous adenocarcinomas, of relations with TNM staging and prognostic features. Results: Compared to non-mucinous adenocarcinoma patients, the TNM IV stage accounted for a larger percentage of mucinous adenocarcinomas (OR=1.48, 95%CI 1.28-1.71, POR<0.001) and the prognosis was significantly poor (HR=1.06, 95%CI 1.04-1.08, P<0.001). After heterogeneity testing, the results was similar to the holistic approach outcome (HR=1.48, 95%CI 1.35-1.62, P<0.001). Conclusion: Compared to patients with non-mucinous adenocarcinomas, mucinous adenocarcinoma patients with later TNM staging make up a big percentage, and mucinous adenocarcinoma is an independent risk factor for poor prognosis.

한·중 인터넷 라이브 방송 앱 사용현황 비교연구 (A Comparative Analysis of Live Broadcasting between Korea and China)

  • 주정이;문용은
    • 한국정보시스템학회지:정보시스템연구
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    • 제29권1호
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    • pp.113-136
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    • 2020
  • Purpose In recent years, "Internet + " is a new social form. Has already brought the vitality of social and economic entities. The rapid development of Internet globalization, promote the development of an emerging network interaction, "Live broadcast". Viewers from all over the world can watch various types of live programs by connecting to the Internet. Viewers and live broadcasters can generate instant and efficient interactions. Design Many companies have taken advantage of the advantages of the live broadcast platform. Use live broadcasts for brand marketing activities. Branding compared to offline, online advertising is cheaper, Spread more quickly, get feedback from consumers more realistic. Merchants are also aware that this type of interaction creates a closer connection between consumers and businesses. This article will deduce a unique research model through lots of prior studies. Establish independent variables from two aspects of live software features and consumer features, and from the seven hypotheses derived, summarize how to make consumers more loyal to the same brand. The audience of Korean and Chinese live broadcast software is also growing. In order compare the differences between the consumer groups in Korea and China, this article uses the same research model, analysis of consumers in Korea and China. Findings Finally based on the results of the study. Proposal for rationalization of companies that use Korean-Chinese live broadcast platforms for brand marketing.

Common Variants in the PALB2 Gene Confer Susceptibility to Breast Cancer: a Meta-analysis

  • Zhang, Yi-Xia;Wang, Xue-Mei;Kang, Shu;Li, Xiang;Geng, Jing
    • Asian Pacific Journal of Cancer Prevention
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    • 제14권12호
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    • pp.7149-7154
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    • 2013
  • Objective: Increasing scientific evidence suggests that common variants in the PALB2 gene may confer susceptibility to breast cancer, but many studies have yielded inconclusive results. This meta-analysis aimed to derive a more precise estimation of the relationship between PALB2 genetic variants and breast cancer risk. Methods: An extensive literary search for relevant studies was conducted in PubMed, Embase, Web of Science, Cochrane Library, CISCOM, CINAHL, Google Scholar, CNKI and CBM databases from their inception through September 1st, 2013. A meta-analysis was performed using the STATA 12.0 software and crude odds ratios (ORs) with 95% confidence intervals (CIs) were calculated. Results: Six case-control studies were included with a total of 4,499 breast cancer cases and 6,369 healthy controls. Our meta-analysis reveals that PALB2 genetic variants may increase the risk of breast cancer (allele model: OR>1.36, 95%CI: 1.20~1.52, P < 0.001; dominant model: OR>1.64, 95%CI: 1.42~1.91, P < 0.001; respectively). Subgroup analyses by ethnicity indicated PALB2 genetic variants were associated with an increased risk of breast cancer among both Caucasian and Asian populations (all P < 0.05). No publication bias was detected in this meta-analysis (all P > 0.05). Conclusion: The current meta-analysis indicates that PALB2 genetic variants may increase the risk of breast cancer. Thus, detection of PALB2 genetic variants may be a promising biomarker approach.

Ten Year Literature on Psychological and Behavioral Interventions Against Cancer: a Terms Analysis

  • Feng, Rui;Chai, Jing;Wang, De-Bin;Xia, Yi;Cheng, Peng-Lai;Dai, Zhao-Yang
    • Asian Pacific Journal of Cancer Prevention
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    • 제13권10호
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    • pp.5171-5176
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    • 2012
  • We here performed a systematic review of PBIC literature using terms analysis in a hope of both identifying potential trends and patterns and exploring methods leveraging traditional literature reviews in this specific area. Articles meeting inclusion criteria were retrieved from PUBMED and translated into dichotomized article records representing presence or non-presence of MeSH terms and a metric consisting of numbers of times of co-occurrence between all pairs of terms identified using a self-designed program. The occurrence of and relations among the terms were calculated and visualized using Excel2007 and UCINET respectively. A total of 1,742 terms were identified from 997 articles retrieved. Put in a descending order, the lines representing the times of term occurrence formed a typical hyperbolic curve; when plotted along the x-axis of whole MESH terms, the lines clustered within four specific regions. Comparison of term occurrence between 2002 and 2011 revealed priority changes in population and subjects (from general groups to priority groups), intervention approaches (from medicine to exercise and psychotherapy), methodology and techniques (from cohort studies to randomized controlled trials) and outcomes (from health and mental health to quality of life, depression etc.). Networks of the terms featured a number of closely linked groups of topics including method and questionnaires, therapy and outcomes, survival management, psychological assessment and intervention, behavioral intervention (individual and community oriented). Terms analysis revealed interesting trends and patterns about PBIC publications and both the analysis methods and findings have implications for future research and literature reviews.

Niacinamide Protects Skin Cells from Oxidative Stress Induced by Particulate Matter

  • Zhen, Ao Xuan;Piao, Mei Jing;Kang, Kyoung Ah;Fernando, Pincha Devage Sameera Madushan;Kang, Hee Kyoung;Koh, Young Sang;Yi, Joo Mi;Hyun, Jin Won
    • Biomolecules & Therapeutics
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    • 제27권6호
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    • pp.562-569
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    • 2019
  • Niacinamide (NIA) is a water-soluble vitamin that is widely used in the treatment of skin diseases. Moreover, NIA displays antioxidant effects and helps repair damaged DNA. Recent studies showed that particulate matter 2.5 ($PM_{2.5}$) induced reactive oxygen species (ROS), causing disruption of DNA, lipids, and protein, mitochondrial depolarization, and apoptosis of skin keratinocytes. Here, we investigated the protective effects of NIA on $PM_{2.5}$-induced oxidative stress in human HaCaT keratinocytes. We found that NIA could inhibit the ROS generation induced by $PM_{2.5}$, as well block the $PM_{2.5}$-induced oxidation of molecules, such as lipids, proteins, and DNA. Furthermore, NIA alleviated $PM_{2.5}$-induced accumulation of cellular $Ca^{2+}$, which caused cell membrane depolarization and apoptosis, and reduced the number of apoptotic cells. Collectively, the findings show that NIA can protect keratinocytes from $PM_{2.5}$-induced oxidative stress and cell damage.

Characteristics of wind loading on internal surface and its effect on wind-induced responses of a super-large natural-draught cooling tower

  • Zou, Yun-feng;Fu, Zheng-yi;He, Xu-hui;Jing, Hai-quan;Li, Ling-yao;Niu, Hua-wei;Chen, Zheng-qing
    • Wind and Structures
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    • 제29권4호
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    • pp.235-246
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    • 2019
  • Wind loading is one of important loadings that should be considered in the design of large hyperbolic natural-draught cooling towers. Both external and internal surfaces of cooling tower are under the action of wind loading for cooling circulating water. In the previous studies, the wind loads on the external surface attracted concernedly attention, while the study on the internal surface was relatively ware. In the present study, the wind pressure on the internal surface of a 220 m high cooling tower is measured through wind tunnel testing, and the effect of ventilation rate of the packing layer on internal pressure is a major concern. The characteristics of internal wind pressure distribution and its effect on wind-induced responses calculated by finite element method are investigated. The results indicate that the wind loading on internal surface of the cooling tower behaves remarkable three-dimensional effect, and the pressure coefficient varies along both of height and circumferential directions. The non-uniformity is particularly strong during the construction stage. Analysis results of the effect of internal pressure on wind-induced responses show that the size and distribution characteristics of internal pressure will have some influence on wind-induced response, however, the outer pressure plays a dominant role in the wind-induced response of cooling tower, and the contribution of internal pressure to the response is small.

Association of GSTP1 and RRM1 Polymorphisms with the Response and Toxicity of Gemcitabine-cisplatin Combination Chemotherapy in Chinese Patients with Non-small Cell Lung Cancer

  • Yuan, Zhi-Jun;Zhou, Wen-Wu;Liu, Wei;Wu, Bai-Ping;Zhao, Jin;Wu, Wei;He, Yi;Yang, Shuo;Su, Jing;Luo, Yi
    • Asian Pacific Journal of Cancer Prevention
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    • 제16권10호
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    • pp.4347-4351
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    • 2015
  • Background: Previous studies showed that genetic polymorphisms of glutathione S-transferase P1 (GSTP1) were involved in glutathione metabolism and genetic polymorphisms of ribonucleotide reductase (RRM1) were correlated with DNA synthesis. Here we explored the effects of these polymorphisms on the chemosensitivity and clinical outcome in Chinese non-small cell lung cancer (NSCLC) patients treated with gemcitabine-cisplatin regimens. Materials and Methods: DNA sequencing was used to evaluate genetic polymorphisms of GSTP1 Ile105Val and RRM1 C37A-T524C in 47 NSCLC patients treated with gemcitabine-cisplatin regimens. Clinical response was evaluated according to RECIST criteria after 2 cycles of chemotherapy and toxicity was assessed by 1979 WHO criteria (acute and subacute toxicity graduation criteria in chemotherapeutic agents). Results: There was no statistical significance between sensitive and non-sensitive groups regarding the genotype frequency distribution of GSTP1 Ile105Val polymorphism (p>0.05). But for RRM1 C37A-T524C genotype, sensitive group had higher proportion of high effective genotype than non-sensitive group (p=0.009). And according to the joint detection of GSTP1 Ile105Val and RRM1 C37A-T524C polymorphisms, the proportion of type A (A/A + high effective genotype) was significantly higher in sensitive group than in non-sensitive group (p=0.009). Toxicity showed no correlation with the genotypes between two groups (p>0.05). Conclusions: Compared with single detection of genetic polymorphisms of GSTP1 Ile105Val or RRM1 C37A-T524C, joint detection of both may be more helpful for patients with NSCLC to receive gemcitabine-cisplatin regimens as the first-line chemotherapy. Especially, genetic polymorphism of RRM1 is more likely to be used as an important biomarker to predict the response and toxicity of gemcitabine-cisplatin combination chemotherapy in NSCLC.