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| 1 | Differing coping mechanisms, stress level and anorectal physiology in patients with functional constipation显示文摘AIM: To investigate coping mechanisms, constipation symptoms and anorectal physiology in 80 constipated subjects and 18 controls.METHODS: Constipation was diagnosed by Rome Ⅱ criteria.Coping ability and anxiety/depression were assessed by validated questionnaires. Transit time and balloon distension test were performed.RESULTS: 34.5% patients were classified as slow transit type of constipation. The total colonic transit time (56 h vs 10 h, P<0.0001) and rectal sensation including urge sensation (79 mL vs 63 mL, P = 0.019) and maximum tolerable volume (110 mL vs95 mL, P = 0.03) differed in patients and controls. Constipated subjects had significantly higher anxiety and depression scores and lower SF-36 scores in all categories. They also demonstrated higher scores of'monitoring' coping strategy (14+6 vs9+3, P = 0.001),which correlated with the rectal distension sensation (P = 0.005), urge sensation (P=0.002), and maximum tolerable volume (P = 0.035). The less use of blunting strategy predicted slow transit constipation in both univariate (P = 0.01) and multivariate analysis (P = 0.03).CONCLUSION: Defective or ineffective use of coping strategies may be an important etiology in functional constipation and subsequently reflected in abnormal anorectal physiology. | Annie OO Chan Cecilia Cheng Wai Mo Hui Wayne HC Hu Nina YH Wong KF Lam Wai Man Wong Kam Chuen Lai Shiu Kum Lam Benjamin CY Wong | 2005 | World Journal of Gastroenterology2005，11，34： | 92 |
| 2 | Prostate cancer in Asia:A collaborative report显示文摘The incidence of prostate cancer(PCa)within Asian population used to be much lower than in the Western population;however,in recent years the incidence and mortality rate of PCa in some Asian countries have grown rapidly.This collaborative report summarized the latest epidemiology information,risk factors,and racial differences in PCa diagnosis,current status and new trends in surgery management and novel agents for castration-resistant prostate cancer.We believe such information would be helpful in clinical decision making for urologists and oncologists,health-care ministries and medical researchers. | Rui Chen Shancheng Ren 无 Ming Kwong Yiu Ng Chi Fai Wai Sam Cheng Lap Hong Ian Seiji Naito Tadashi Matsuda Elijah Kehinde Ali Kural Jason Yichun Chiu Rainy Umbas Qiang Wei Xiaolei Shi Liqun Zhou Jian Huang Yiran Huang Liping Xie Lulin Ma Changjun Yin Danfeng Xu Kexin Xu Zhangqun Ye Chunxiao Liu Dingwei Ye Xin Gao Qiang Fu Jianquan Hou Jianlin Yuan Dalin He Tiejun Pan Qiang Ding Fengshuo Jin Benkang Shi Gongxian Wang Xiuheng Liu Dongwen Wang Zhoujun Shen Xiangbo Kong Wanhai Xu Yaoliang Deng Haibo Xia Alexa NCohen Xu Gao Chuanliang Xu Yinghao Sun | 2014 | Asian Journal of Urology2014，1，1： | 13 |
| 3 | Optimal placement of distributed generation units in distribution systems via an enhanced multi-objective particle swarm optimization algorithm显示文摘This paper deals with the optimal placement of distributed generation(DG) units in distribution systems via an enhanced multi-objective particle swarm optimization(EMOPSO) algorithm. To pursue a better simulation of the reality and provide the designer with diverse alternative options, a multi-objective optimization model with technical and operational constraints is constructed to minimize the total power loss and the voltage fluctuation of the power system simultaneously. To enhance the convergence of MOPSO, special techniques including a dynamic inertia weight and acceleration coefficients have been integrated as well as a mutation operator. Besides, to promote the diversity of Pareto-optimal solutions, an improved non-dominated crowding distance sorting technique has been introduced and applied to the selection of particles for the next iteration. After verifying its effectiveness and competitiveness with a set of well-known benchmark functions, the EMOPSO algorithm is employed to achieve the optimal placement of DG units in the IEEE 33-bus system. Simulation results indicate that the EMOPSO algorithm enables the identification of a set of Pareto-optimal solutions with good tradeoff between power loss and voltage stability. Compared with other representative methods, the present results reveal the advantages of optimizing capacities and locations of DG units simultaneously, and exemplify the validity of the EMOPSO algorithm applied for optimally placing DG units. | Shan CHENG Min-you CHEN Rong-jong WAI Fang-zong WANG | 2014 | Journal of Zhejiang University-Science C(Computers and Electronics)2014，15，4： | 6 |
| 4 | A GLP-1 analog lowers ER stress and enhances protein folding to ameliorate homocysteine-induced endothelial dysfunction显示文摘Hyperhomocysteinemia(HHcy)is an independent risk factor for cardiovascular diseases and increases mortality in type 2 diabetic patients.HHcy induces endoplasmic reticulum(ER)stress and oxidative stress to impair endothelial function.The glucagon-like peptide 1(GLP-1)analog exendin-4 attenuates endothelial ER stress,but the detailed vasoprotective mechanism remains elusive.The present study investigated the beneficial effects of exendin-4 against HHcy-induced endothelial dysfunction.Exendin-4 pretreatment reversed homocysteine-induced impairment of endothelium-dependent relaxations in C57BL/6 mouse aortae ex vivo.Four weeks subcutaneous injection of exendin-4 restored the impaired endothelial function in both aortae and mesenteric arteries isolated from mice with diet-induced HHcy.Exendin-4 treatment lowered superoxide anion accumulation in the mouse aortae both ex vivo and in vivo.Exendin-4 decreased the expression of ER stress markers(e.g.,ATF4,spliced XBP1,and phosphorylated eIF2α)in human umbilical vein endothelial cells(HUVECs),and this change was reversed by cotreatment with compound C(CC)(AMPK inhibitor).Exendin-4 induced phosphorylation of AMPK and endothelial nitric oxide synthase in HUVECs and arteries.Exendin-4 increased the expression of endoplasmic reticulum oxidoreductase(ERO1α),an important ER chaperone in endothelial cells,and this effect was mediated by AMPK activation.Experiments using siRNA-mediated knockdown or adenoviral overexpression revealed that ERO1αmediated the inhibitory effects of exendin-4 on ER stress and superoxide anion production,thus ameliorating HHcy-induced endothelial dysfunction.The present results demonstrate that exendin-4 reduces HHcy-induced ER stress and improves endothelial function through AMPK-dependent ERO1αupregulation in endothelial cells and arteries.AMPK activation promotes the protein folding machinery in endothelial cells to suppress ER stress. | Chak Kwong Cheng Jiang-Yun Luo Chi Wai Lau William Chi-shing Cho Chi Fai Ng Ronald Ching Wan Ma Xiao Yu Tian Yu Huang | 2021 | Acta Pharmacologica Sinica2021，42，10： | 6 |
| 5 | Effects of a nurse-led heart failure clinic on hospital readmission and mortality in Hong Kong显示文摘 | Ho Yu Cheng Sek Ying Chair Qun Wang Janet WH Sit Eliza ML Wong Siu Wai Tang | 2016 | Journal of Geriatric Cardiology2016，13，5： | 5 |
| 6 | Intravenous fluid selection rationales in acute clinical management显示文摘BACKGROUND: Intravenous fluid(IVF) is commonly used in acute clinical management. This study aimed to review the choice and primary considerations in IVF prescriptions and to evaluate the adequacy of guidelines and trainings on it in the New Territories West Cluster(NTWC) of Hong Kong.METHODS: This is a descriptive study based on data collected from an online survey. Data were processed by SPSS for statistical analysis. This study focused on a general description and doctor-nurse between group comparison. Participants were asked the choice of IVF for nine acute clinical scenarios and provide reason. A 1–10 scale was used to assess the sufficiency of guideline, training and information, and time for revision on IVF prescription.RESULTS: 0.9% sodium chloride was the most familiar IVF(36%), followed by 5% Dextrose solution(26%). In the nine scenarios, the most chosen IVF was 0.9% sodium chloride(37%–61%). There was significant difference in the choice of IVF between doctors and nurses in 7 cases. The second most chosen IVF for doctors was Plasma-Lyte A while that for nurses was Gelofusine. Departmental practice was the most chosen reason to account for the prescription. The adequacy of guideline, information and training, and time for revision was rated 5. Doctors had significantly more time at work than nurses to update knowledge in IVF prescription(5.41 versus 4.57).CONCLUSION: 0.9% sodium chloride was mostly chosen. The choice of IVF was mainly based on departmental practice. Adequacy of guideline, information and training, and time for revision on IVF prescription were average, indicating significant training deficit. | Wing Yan Shirley Cheung Wai Kwan Cheung Chun Ho Lam Yeuk Wai Chan Hau Ching Chow Ka Lok Cheng Yau Hang Wong Chak Wah Kam | 2018 | World Journal of Emergency Medicine2018，9，1： | 3 |
| 7 | Whether Syndrome Differentiation Affects Treatment Result:Study Protocol of MaZiRenWan(麻子仁丸)for Functional Constipation in A Randomized Controlled Trial显示文摘Background: Syndrome is one of the most important concepts in Chinese medicine(CM) theory. However, it was not well accounted in most of randomized controlled trials(RCTs). Objective: To determine whether CM syndrome differentiation affects the treatment results, functional constipation(FC) was selected as a target disease, and MaZiRenWan(麻子仁丸, MZRW), a classic CM formula commonly used for constipation with excessive heat syndrome, was selected for study. Methods: It is an 18-week prospective double-blinded, doubledummy RCT, including 2-week run-in, 8-week treatment and 8-week post treatment follow-up. A total of 120 FC patients diagnosed as excessive heat syndrome will be recruited from the First Teaching Hospital of Tianjin University of Traditional Chinese Medicine and the Baokang Affiliated Hospital of Tianjin University of Traditional Chinese Medicine. Patients will be randomly allocated into fixed MZRW(f_MZRW) granule group, modified MZRW(m_MZRW) granule group or bisacodyl group. For m_MZRW group, no more than two herbal granules can be added according to the syndrome differentiation for individual participants. The primary end point is the mean of complete spontaneous bowel movements(CSBMs) per week during the treatment period. Secondary end points include mean of CSBMs per week during follow-up, stool form, global symptom improvement, constipation and constipation-related symptoms assessment, CM syndrome change, and reported adverse events. Discussion: This trial is designed to evaluate the effectiveness of these three interventions for FC patients with the CM syndrome of excessive heat, and to determine the change of CM syndrome and the progress of disease during the treatment course. The results are important to explore whether syndrome differentiation is important for the therapeutic effect of a formula on a disease. | CHENG Chung-wah ZHANG Li ZHAO Chen ZHONG Linda LD SHI Li-jie DAI Liang ZHENG Rui CHEN Jing LI Ge ZHAI Jing-bo KUN Wai LU Ai-ping SHANG Hong-cai BIAN Zhao-xiang | 2019 | Chinese Journal of Integrative Medicine2019，25，3： | 3 |
| 8 | Virtual Reality Simulation of Fuzzy-logic Control during Underwater Dynamic Positioning显示文摘在这份报纸,为模拟和用设计环境的 MATLAB 图形用户界面的遥远地操作的车辆(ROV ) 的模糊逻辑的控制的 graphical-user-interface (图形用户界面) 软件被建议。建议 ROV 图形用户界面平台系统地并且交互地允许象系统设计与象 proportional-integral-derivative (PID ) 那样的另外的控制器相比的模糊逻辑的控制那样的控制器和滑动模式控制器(SMC ) 。象海电流那样的外部骚乱能被增加改进建模在实际在水下环境。模仿的结果证明模糊逻辑的控制的位置回答在海水流骚乱下面展出合理性能。 | Midhin Das Thekkedan Cheng Siong Chin Wai Lok Woo | 2015 | Journal of Marine Science and Application2015，14，1： | 3 |
| 9 | Inhibition of the CDK9-cyclin T1 protein-protein interaction as a new approach against triple-negative breast cancer显示文摘Cyclin-dependent kinase 9(CDK9) activity is correlated with worse outcomes of triplenegative breast cancer(TNBC) patients. The heterodimer between CDK9 with cyclin T1 is essential for maintaining the active state of the kinase and targeting this protein-protein interaction(PPI) may offer promising avenues for selective CDK9 inhibition. Herein, we designed and generated a library of metal complexes bearing the 7-chloro-2-phenylquinoline CN ligand and tested their activity against the CDK9cyclin T1 PPI. Complex 1 bound to CDK9 via an enthalpically-driven binding mode, leading to disruption of the CDK9-cyclin T1 interaction in vitro and in cellulo. Importantly, complex 1 showed promising anti-metastatic activity against TNBC allografts in mice and was comparably active compared to cisplatin. To our knowledge, 1 is the first CDK9-cyclin T1 PPI inhibitor with anti-metastatic activity against TNBC. Complex 1 could serve as a new platform for the future design of more efficacious kinase inhibitors against cancer, including TNBC. | Sha-Sha Cheng Yuan-Qing Qu Jia Wu Guan-Jun Yang Hao Liu Wanhe Wang Qi Huang Feng Chen Guodong Li Chun-Yuen Wong Vincent Kam Wai Wong Dik-Lung Ma Chung-Hang Leung | 2022 | Acta Pharmaceutica Sinica B2022，12，3： | 2 |
| 10 | Early-onset primary torsional dystonia in a 4-generation Chinese family with a mutation in the DYT1 gene显示文摘Primary torsion dystonia (PTD) is a clinically and genetically heterogeneous movement disorder. At least thirteen different types of dystonia can be distinguished on a genetic basis.1 The DYT1 gene was first mapped by Ozelius et al in 1989.2 (Kramer et) al3 linked the same locus to PTD in 12 Ashkenazi Jewish families in 1990. Most patients with early-onset generalized PTD were caused by the same three base pair (GAG) deletion in the DYT1 gene on chromosome 9q34.1,4,5 The product of the gene is a protein called torsinA.5 (Although the) function of this protein is as yet uncertain, it is widely distributed throughout the brain with high levels in the substantia nigra compacta dopamine neurones. | YEUNG Wai Lan LAM Ching Wan CHENG Wai Tsoi SIN Ngai Chuen WONG Wing Kin WONG Chun Nei TSE Ka Ming FOK Tai Fai | 2005 | Chinese Medical Journal2005，，10： | 2 |
| 11 | Antralization at the edge of proximal gastric ulcers:Does Helicobacter pylori infection play a role?显示文摘AIM: To determine the prevalence of antralization at the edge of proximal gastric ulcers, and the effect ofH. pylori eradication on the mucosal appearances.
METHODS: Biopsies were taken from the antrum, body and the ulcer edge of patients with benign proximal gastric ulcers before and one year after treatment. Gastric mucosa was classified as antral, transitional or body type.H. pylori positive patients receivedeither triple therapy, or omeprazole.
RESULTS: Patients with index ulcers in the incisura, body or fundus (n=116) were analyzed. Antral-type mucosa was more prevalent at the ulcer edge inH. pylori-positive patients thanH.pylori-negative patients (93% vs 60%, OR=8.95,95%CI: 2.47-32.4, P=0.001). At one year, there was a significant reduction in the prevalence of antralization (from 93 % to 61%, P=0.004) at the ulcer edge in patients with H. pyloribeing eradicated. However, there was no difference in the prevalence of antralization at the ulcer edge in those with persistent infection.
CONCLUSION: H. pylori infection is associated with antralization at the edge of proximal gastric ulcers, which may be reversible in some patients after eradication of the infection. | Harry Hua-Xinag Xia Shiu Kum Lam Wai Man Wong Wayne Hsing Cheng Hu Kam Chuen Lai Sau Hing Wong Suet Yi Leung Siu Tsan Yuen Nicholas A.Wright Benjamin Chun-Yu Wong | 2003 | World Journal of Gastroenterology2003，9，6： | 2 |
| 12 | A novel mutation of GATA4 in a familial atrial septal defect显示文摘 | Ying Chen Jun Mao Ying Sun Qiang Zhang Hong-Bo Cheng Wen-Hua Yan Kwong Wai Choy Hong Li | 2010 | Clinica Chimica Acta2010，，： | 1 |
| 13 | Targeted hepatitis C screening among ex‐injection drug users in the community显示文摘 | Vincent Wai‐Sun Wong Grace Lai‐Hung Wong Angel Mei‐Ling Chim Tsz‐Fai Cheng Shirley Wing‐Yan Cheung Carol Man‐Sze Lai Kylie Joan‐Yi Szeto Sharon Tsang Stephen Ho‐Chun Wu Kenneth Kar‐Lung Yan Alex Yui Hui Desmond Chi‐Him Yiu Brian Bing‐Ying Wu David Cheung | 2014 | J Gastroenterol Hepatol2014，，1： | 1 |
| 14 | Non-invasive models for predicting histology in patients with chronic hepatitis B显示文摘 | WAI CT CHENG CL WEE A | 2006 | Liver Int2006，26，6： | 1 |
| 15 | Effects of 17-allylamino-17-demethoxygeldanamycin (17-AAG) in transgenic mouse models of frontotemporal lobar degeneration and Alzheimer’s disease显示文摘Alzheimer’s disease(AD),the most common dementia,is characterized by potentially neurotoxic aggregation of Aβ peptide and tau protein,and their deposition as amyloid plaques and neurofibrillary tangles(NFTs).Tau aggregation also occurs in other common neurodegenerative diseases.Frontotemporal dementia(FTD)can be caused by tau mutations that increase the susceptibility of tau to hyperphosphorylation and aggregation,which may cause neuronal dysfunction and deposition of NFTs.17-allylamino-17-demethoxygeldanamycin(17-AAG)is a potent inhibitor of heat shock protein 90(Hsp90),a cytosolic chaperone implicated in the proper folding and functions of a repertoire of client proteins.17-AAG binds to Hsp90 and enhances degradation of Hsp90 client protein.We sought to determine whether 17-AAG can reduce Aβ and tau pathology in the brains of AD and FTD model mice expressing Aβ or P301L mutant tau,respectively.Mice were randomized to receive 25,5,or 0 mg/kg 17-AAG thrice weekly from age eight to 11 months.Analysis was performed by rotarod test on motor function,on the area occupied by plaques in hippocampus or NFTs in medulla tissue sections,and on mortality.A high dose of 17-AAG tended to decrease NFTs in male mice(p=0.08).Further studies are required to confirm the effect of 17-AAG in diseases of tau aggregation. | Shuk Wai Ho Yuk Tung Chanel Tsui Ting Ting Wong Stanley Kwok-Kuen Cheung William B Goggins Lau Ming Yi Kwok Kin Cheng Larry Baum | 2013 | Translational Neurodegeneration2013，2，1： | 1 |
| 16 | Triptolide induced cytotoxic effects on human promyelocytic leukemia,T cell lymphoma and human hepatocellular carcinoma cell lines显示文摘 | Ella Wai Chingchan Samuel Chak Sum Cheng Fion Wan Yee Sin | 2001 | Toxicology Letters2001，122，1： | 1 |
| 17 | Non-invasive models for predicting histoXogy in patients with chronic hepatitis B 显示文摘 | Wai CT Cheng CL Wee A | 2006 | Liver Int2006，26，6： | 1 |
| 18 | Non-invasive models for predicting histology in patients with chronic hepatitis B显示文摘 | Wai CT Cheng CL Wee A | 2006 | Liver Int2006，26，6： | 1 |
| 19 | Non-invasive models for predicting histology in patients with chronic hepatitis B显示文摘 | WAI CT CHENG CL WEE A | 2006 | Liver Int2006，26，： | 1 |
| 20 | Regulated and unregulated emissions from a compression ignition engine under low temperature combustion fuelled with gasoline and n-butanol/gasoline blends显示文摘 | Binbin Yang Mingfa Yao Wai K. Cheng Zunqing Zheng Lang Yue | 2014 | Fuel2014，，： | 1 |
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