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  1. Article ; Online: The USCACA hosted symposiums at the 7th CACA annual meeting and the 15th CSCO annual meeting in Beijing

    Pascal Qian / Wancai Yang / Michael Shi / Li Yan

    Chinese Journal of Cancer, Vol 31, Iss 11, Pp 505-

    2012  Volume 506

    Abstract: In September 2012, the US Chinese Anti-Cancer Association (USCACA) hosted two symposiums in Beijing. The USCACA hosted the first joint session at the 7th annual meetings of the Chinese Anti-Cancer Association (CACA), themed on "Collaboration between the ... ...

    Abstract In September 2012, the US Chinese Anti-Cancer Association (USCACA) hosted two symposiums in Beijing. The USCACA hosted the first joint session at the 7th annual meetings of the Chinese Anti-Cancer Association (CACA), themed on "Collaboration between the US and China in Cancer Research." Six experts from the United States and China presented their latest work on basic and translational cancer research. During this symposium, 5 young Chinese scholars, returnees after their training in the United States, were honored the"AFCR-USCACA Scholarships Award." The USCACA hosted a second symposium during the 15th annual meeting of the Chinese Society of Clinical Oncology (CSCO), focused on the "US-China Collaboration in Cancer Drug Clinical Development." An international delegation of oncology experts presented the innovative clinical trial strategies and discussed the biomarkers for cancer early detection and clinical trials, targeted therapy, and new drug development. The Oncology Drug Clinical Development and Safety Evaluation Committee was also launched to promote an innovative environment and to provide a collaborative platform for anti-cancer drug development in China.
    Keywords Neoplasms. Tumors. Oncology. Including cancer and carcinogens ; RC254-282 ; Internal medicine ; RC31-1245 ; Medicine ; R ; DOAJ:Oncology ; DOAJ:Medicine (General) ; DOAJ:Health Sciences
    Subject code 950
    Language English
    Publishing date 2012-11-01T00:00:00Z
    Publisher Sun Yat-sen University Cancer Center
    Document type Article ; Online
    Database BASE - Bielefeld Academic Search Engine (life sciences selection)

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  2. Article ; Online: Addressing health disparities in chronic kidney disease.

    Chan, Ta-Chien / Fan, I-Chun / Liu, Michael Shi-Yung / Su, Ming-Daw / Chiang, Po-Huang

    International journal of environmental research and public health

    2014  Volume 11, Issue 12, Page(s) 12848–12865

    Abstract: According to the official health statistics, Taiwan has the highest prevalence of end stage renal disease (ESRD) in the world. Each year, around 60,000 ESRD patients in Taiwan consume 6% of the national insurance budget for dialysis treatment. The ... ...

    Abstract According to the official health statistics, Taiwan has the highest prevalence of end stage renal disease (ESRD) in the world. Each year, around 60,000 ESRD patients in Taiwan consume 6% of the national insurance budget for dialysis treatment. The prevalence of chronic kidney disease (CKD) has been climbing during 2008-2012. However, the spatial disparities and clustering of CKD at the public health level have rarely been discussed. The aims of this study are to explore the possible population level risk factors and identify any clusters of CKD, using the national health insurance database. The results show that the ESRD prevalence in females is higher than that in males. ESRD medical expenditure constitutes 87% of total CKD medical expenditure. Pre-CKD and pre-ESRD disease management might slow the progression from CKD to ESRD. After applying ordinary least-squares regression, the percentages of high education status and the elderly in the townships are positively correlated with CKD prevalence. Geographically weighted regression and Local Moran's I are used for identifying the clusters in southern Taiwan. The findings can be important evidence for earlier and targeted community interventions and reducing the health disparities of CKD.
    MeSH term(s) Adolescent ; Adult ; Aged ; Cluster Analysis ; Female ; Geography ; Health Status Disparities ; Humans ; Incidence ; Kidney Failure, Chronic/epidemiology ; Kidney Failure, Chronic/etiology ; Male ; Middle Aged ; Prevalence ; Renal Insufficiency, Chronic/epidemiology ; Renal Insufficiency, Chronic/etiology ; Risk Factors ; Taiwan/epidemiology ; Young Adult
    Language English
    Publishing date 2014-12
    Publishing country Switzerland
    Document type Journal Article ; Research Support, Non-U.S. Gov't
    ISSN 1660-4601
    ISSN (online) 1660-4601
    DOI 10.3390/ijerph111212848
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  3. Article ; Online: Geographic disparity in chronic obstructive pulmonary disease (COPD) mortality rates among the Taiwan population.

    Chan, Ta-Chien / Chiang, Po-Huang / Su, Ming-Daw / Wang, Hsuan-Wen / Liu, Michael Shi-yung

    PloS one

    2014  Volume 9, Issue 5, Page(s) e98170

    Abstract: Chronic obstructive pulmonary disease (COPD) causes a high disease burden among the elderly worldwide. In Taiwan, the long-term temporal trend of COPD mortality is declining, but the geographical disparity of the disease is not yet known. Nationwide COPD ...

    Abstract Chronic obstructive pulmonary disease (COPD) causes a high disease burden among the elderly worldwide. In Taiwan, the long-term temporal trend of COPD mortality is declining, but the geographical disparity of the disease is not yet known. Nationwide COPD age-adjusted mortality at the township level during 1999-2007 is used for elucidating the geographical distribution of the disease. With an ordinary least squares (OLS) model and geographically weighted regression (GWR), the ecologic risk factors such as smoking rate, area deprivation index, tuberculosis exposure, percentage of aborigines, density of health care facilities, air pollution and altitude are all considered in both models to evaluate their effects on mortality. Global and local Moran's I are used for examining their spatial autocorrelation and identifying clusters. During the study period, the COPD age-adjusted mortality rates in males declined from 26.83 to 19.67 per 100,000 population, and those in females declined from 8.98 to 5.70 per 100,000 population. Overall, males' COPD mortality rate was around three times higher than females'. In the results of GWR, the median coefficients of smoking rate, the percentage of aborigines, PM10 and the altitude are positively correlated with COPD mortality in males and females. The median value of density of health care facilities is negatively correlated with COPD mortality. The overall adjusted R-squares are about 20% higher in the GWR model than in the OLS model. The local Moran's I of the GWR's residuals reflected the consistent high-high cluster in southern Taiwan. The findings indicate that geographical disparities in COPD mortality exist. Future epidemiological investigation is required to understand the specific risk factors within the clustering areas.
    MeSH term(s) Female ; Health Status Disparities ; Humans ; Least-Squares Analysis ; Male ; Pulmonary Disease, Chronic Obstructive/ethnology ; Pulmonary Disease, Chronic Obstructive/etiology ; Pulmonary Disease, Chronic Obstructive/mortality ; Risk Factors ; Taiwan/epidemiology ; Taiwan/ethnology
    Language English
    Publishing date 2014-05-20
    Publishing country United States
    Document type Journal Article ; Research Support, Non-U.S. Gov't
    ISSN 1932-6203
    ISSN (online) 1932-6203
    DOI 10.1371/journal.pone.0098170
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  4. Article ; Online: Geographic disparity in chronic obstructive pulmonary disease (COPD) mortality rates among the Taiwan population.

    Ta-Chien Chan / Po-Huang Chiang / Ming-Daw Su / Hsuan-Wen Wang / Michael Shi-yung Liu

    PLoS ONE, Vol 9, Iss 5, p e

    2014  Volume 98170

    Abstract: Chronic obstructive pulmonary disease (COPD) causes a high disease burden among the elderly worldwide. In Taiwan, the long-term temporal trend of COPD mortality is declining, but the geographical disparity of the disease is not yet known. Nationwide COPD ...

    Abstract Chronic obstructive pulmonary disease (COPD) causes a high disease burden among the elderly worldwide. In Taiwan, the long-term temporal trend of COPD mortality is declining, but the geographical disparity of the disease is not yet known. Nationwide COPD age-adjusted mortality at the township level during 1999-2007 is used for elucidating the geographical distribution of the disease. With an ordinary least squares (OLS) model and geographically weighted regression (GWR), the ecologic risk factors such as smoking rate, area deprivation index, tuberculosis exposure, percentage of aborigines, density of health care facilities, air pollution and altitude are all considered in both models to evaluate their effects on mortality. Global and local Moran's I are used for examining their spatial autocorrelation and identifying clusters. During the study period, the COPD age-adjusted mortality rates in males declined from 26.83 to 19.67 per 100,000 population, and those in females declined from 8.98 to 5.70 per 100,000 population. Overall, males' COPD mortality rate was around three times higher than females'. In the results of GWR, the median coefficients of smoking rate, the percentage of aborigines, PM10 and the altitude are positively correlated with COPD mortality in males and females. The median value of density of health care facilities is negatively correlated with COPD mortality. The overall adjusted R-squares are about 20% higher in the GWR model than in the OLS model. The local Moran's I of the GWR's residuals reflected the consistent high-high cluster in southern Taiwan. The findings indicate that geographical disparities in COPD mortality exist. Future epidemiological investigation is required to understand the specific risk factors within the clustering areas.
    Keywords Medicine ; R ; Science ; Q
    Subject code 310
    Language English
    Publishing date 2014-01-01T00:00:00Z
    Publisher Public Library of Science (PLoS)
    Document type Article ; Online
    Database BASE - Bielefeld Academic Search Engine (life sciences selection)

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  5. Article ; Online: Addressing Health Disparities in Chronic Kidney Disease

    Ta-Chien Chan / I.-Chun Fan / Michael Shi-Yung Liu / Ming-Daw Su / Po-Huang Chiang

    International Journal of Environmental Research and Public Health, Vol 11, Iss 12, Pp 12848-

    2014  Volume 12865

    Abstract: According to the official health statistics, Taiwan has the highest prevalence of end stage renal disease (ESRD) in the world. Each year, around 60,000 ESRD patients in Taiwan consume 6% of the national insurance budget for dialysis treatment. The ... ...

    Abstract According to the official health statistics, Taiwan has the highest prevalence of end stage renal disease (ESRD) in the world. Each year, around 60,000 ESRD patients in Taiwan consume 6% of the national insurance budget for dialysis treatment. The prevalence of chronic kidney disease (CKD) has been climbing during 2008–2012. However, the spatial disparities and clustering of CKD at the public health level have rarely been discussed. The aims of this study are to explore the possible population level risk factors and identify any clusters of CKD, using the national health insurance database. The results show that the ESRD prevalence in females is higher than that in males. ESRD medical expenditure constitutes 87% of total CKD medical expenditure. Pre-CKD and pre-ESRD disease management might slow the progression from CKD to ESRD. After applying ordinary least-squares regression, the percentages of high education status and the elderly in the townships are positively correlated with CKD prevalence. Geographically weighted regression and Local Moran’s I are used for identifying the clusters in southern Taiwan. The findings can be important evidence for earlier and targeted community interventions and reducing the health disparities of CKD.
    Keywords chronic kidney disease ; health disparity ; prevalence ; spatial analysis ; geographic information systems ; Medicine ; R
    Language English
    Publishing date 2014-12-01T00:00:00Z
    Publisher MDPI AG
    Document type Article ; Online
    Database BASE - Bielefeld Academic Search Engine (life sciences selection)

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  6. Article ; Online: Morphological and Molecular Defects in Human Three-Dimensional Retinal Organoid Model of X-Linked Juvenile Retinoschisis

    Kang-Chieh Huang / Mong-Lien Wang / Shih-Jen Chen / Jean-Cheng Kuo / Won-Jing Wang / Phan Nguyen Nhi Nguyen / Karl J. Wahlin / Jyh-Feng Lu / Audrey A. Tran / Michael Shi / Yueh Chien / Aliaksandr A. Yarmishyn / Ping-Hsing Tsai / Tien-Chun Yang / Wann-Neng Jane / Chia-Ching Chang / Chi-Hsien Peng / Thorsten M. Schlaeger / Shih-Hwa Chiou

    Stem Cell Reports, Vol 13, Iss 5, Pp 906-

    2019  Volume 923

    Abstract: Summary: X-linked juvenile retinoschisis (XLRS), linked to mutations in the RS1 gene, is a degenerative retinopathy with a retinal splitting phenotype. We generated human induced pluripotent stem cells (hiPSCs) from patients to study XLRS in a 3D retinal ...

    Abstract Summary: X-linked juvenile retinoschisis (XLRS), linked to mutations in the RS1 gene, is a degenerative retinopathy with a retinal splitting phenotype. We generated human induced pluripotent stem cells (hiPSCs) from patients to study XLRS in a 3D retinal organoid in vitro differentiation system. This model recapitulates key features of XLRS including retinal splitting, defective retinoschisin production, outer-segment defects, abnormal paxillin turnover, and impaired ER-Golgi transportation. RS1 mutation also affects the development of photoreceptor sensory cilia and results in altered expression of other retinopathy-associated genes. CRISPR/Cas9 correction of the disease-associated C625T mutation normalizes the splitting phenotype, outer-segment defects, paxillin dynamics, ciliary marker expression, and transcriptome profiles. Likewise, mutating RS1 in control hiPSCs produces the disease-associated phenotypes. Finally, we show that the C625T mutation can be repaired precisely and efficiently using a base-editing approach. Taken together, our data establish 3D organoids as a valid disease model. : Chiou, Schlaeger, and colleagues use hiPSC-derived retinal organoids to model X-linked juvenile retinoschisis. They show that patient hiPSC-derived retinal organoids replicate key pathologies observed in patients, including retinal splitting and photoreceptor deficit. The observed abnormalities were normalized in organoids derived from isogenic CRISPR/Cas9 gene-corrected hiPSCs. This validated XLRS in vitro model could be used to test and optimize therapeutic approaches. Keywords: retinal degeneration, X-linked juvenile retinoschisis, retinal organoid, induced pluripotent stem cells, retinogenesis, CRISPR/Cas9 gene editing, RS1, retinoschisin
    Keywords Medicine (General) ; R5-920 ; Biology (General) ; QH301-705.5
    Language English
    Publishing date 2019-11-01T00:00:00Z
    Publisher Elsevier
    Document type Article ; Online
    Database BASE - Bielefeld Academic Search Engine (life sciences selection)

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