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Yuan-Hwa Chou,Wen-Sheng Huang,Ju-Wei Hsu,Shin-Min Lee,An-Shoei Yang,Kai-Chun Yang 대한정신약물학회 2010 CLINICAL PSYCHOPHARMACOLOGY AND NEUROSCIENCE Vol.8 No.2
Objective: Previous single photon emission computed tomography (SPECT) studies have demonstrated that co-injection of radiotracers 99mTc-TRODAT and 123IBZM can assess both presynaptic, dopamine transporters (DATs), and postsynaptic, dopamine D2/D3 receptors, markers of dopaminergic system simultaneously. The aim of this study was to determine both DATs and dopamine D2/D3 receptors in drug naïve schizophrenic patients. Methods: Severn drug naïve schizophrenic patients and eleven age-matched healthy controls were recruited. Each subject received one SPECT measurement after intravenous co-administration of 99mTc-TRODAT and 123IBZM and one brain MRI scan. A ratio equilibrium model was applied to calculate the specific uptake ratio (SUR) which corresponds to the ratio of Bmax (receptor density) and KD (affinity). Results: The results showed that the SUR of DATs binding was not significantly different between healthy controls and drug naïve schizophrenic patients (2.92±0.62 vs. 2.65±0.27, p=0.052) and, however, the SUR of dopamine D2/D3 receptors binding was significantly lower in drug naïve schizophrenic patients than those in healthy controls (2.79±0.54 vs. 3.90±0.58, p=0.001). Additionally, there was a significant correlation between left and right binding for both DATs (r=0.80, p=0.003) and dopamine D2/D3 receptors (r=0.96, p=0.000) in healthy controls but not seen in drug naïve schizophrenic patients (r=0.54, p=0.20 for DATs, r=0.70, p=0.08 for dopamine D2/D3 receptors). Conclusion: This study provides evidences to support the idea that abnormalities of dopaminergic system in schizophrenia and further elucidates the disruption of inter-hemispheric interaction of postsynaptic and presynaptic markers.
Ying-Cheng Chiang,Chi-An Chen,Chun-Ju Chiang,Tsui-Hsia Hsu,Ming-Chieh Lin,San-Lin You,Wen-Fang Cheng,Mei-Shu Lai 대한부인종양학회 2013 Journal of Gynecologic Oncology Vol.24 No.4
Objective: To investigate the changes of incidence and prognosis of epithelial ovarian cancer in thirty years in Taiwan. Methods: The databases of women with epithelial ovarian cancer during the period from 1979 to 2008 were retrieved from the National Cancer Registration System of Taiwan. The incidence and prognosis of these patients were analyzed. Results: Totally 9,491 patients were included in the study. The age-adjusted incidences of epithelial ovarian cancer were 1.01, 1.37, 2.37, 3.24, 4.18, and 6.33 per 100,000 person-years, respectively, in every 5-year period from 1979 to 2008. The age-specific incidence rates increased especially in serous, endometrioid and clear cell carcinoma, and the age of diagnosis decreased from sixty to fifty years old in the three decades. Patients with mucinous, endometrioid, or clear cell carcinoma had better long-term survival than patients with serous carcinoma (log rank test, p<0.001). Patients with undifferentiated carcinoma or carcinosarcoma had poorer survival than those with serous carcinoma (log rank test, p<0.001). The mortality risk of age at diagnosis of 30-39 was significantly higher than that of age of 70 years or more (test for trend, p<0.001). The mortality risk decreased from the period of 1996-1999 (hazard ratio [HR], 0.90; p=0.054) to the period after 2000 (HR, 0.74; p<0.001) as compared with that from the period of 1991-1995. Conclusion: An increasing incidence and decreasing age of diagnosis in epithelial ovarian cancer patients were noted. Histological type, age of diagnosis, and treatment period were important prognostic factors for epithelial ovarian carcinoma.
Yi-Jou Tai,Yun-Yuan Chen,Huang-Cheng Hsu,Chun-Ju Chiang,San-Lin You,Chi-An Chen,Wen-Fang Cheng,Taiwan Cervical Cancer Control Task Force 대한부인종양학회 2018 Journal of Gynecologic Oncology Vol.29 No.4
OBJECTIVE: To investigate the progression risk of atypical squamous cells of undetermined significance (ASCUS) with different clinical managements. METHODS: Women with their first diagnosis of ASCUS cytology were retrieved from the national cervical cancer screening database and linked to the national health insurance research database to identify the management of these women. The incidences of developing cervical intraepithelial neoplasia grade 3 and invasive cervical cancer (CIN3+) were calculated, and the hazard ratios (HRs) were estimated using a Cox proportional hazards model. This study was approved by the Research Ethics Committee of the National Taiwan University Hospital and is registered at ClinicalTrials.gov (Identifier: NCT02063152). RESULTS: There were total 69,741 women included. Various management strategies including colposcopy, cervical biopsies and/or endocervical curettage, and cryotherapy, failed to reduce the risk of subsequent CIN3+ compared with repeat cervical smears. Loop electrosurgical excision procedure/conization significantly decreased risk of subsequent CIN3+ lesions (HR=0.22; 95% confidence interval [CI]=0.07–0.68; p=0.010). Women in their 40s–50s had an approximately 30% risk reduction compared to other age groups. Women with a previous screening history >5 years from the present ASCUS diagnosis were at increased risk for CIN3+ (HR=1.24; 95% CI=1.03–1.49; p=0.020). CONCLUSION: In women of first-time ASCUS cytology, a program of repeat cytology can be an acceptable clinical option in low-resource settings. Caution should be taken especially in women with remote cervical screening history more than 5 years.
( Khean Lee Goh ),( Myung Gyu Choi ),( Ping I Hsu ),( Hoon Jai Chun ),( Varocha Mahachai ),( Udom Kachintorn ),( Somchai Leelakusolvong ),( Nayoung Kim ),( Abdul Aziz Rani ),( Benjamin C Y Wong ),( Ju 대한소화기기능성질환·운동학회(구 대한소화관운동학회) 2016 Journal of Neurogastroenterology and Motility (JNM Vol.22 No.3
Although gastroesophageal reflux disease is not as common in Asia as in western countries, the prevalence has increased substantially during the past decade. Gastroesophageal reflux disease is associated with considerable reductions in subjective well-being and work productivity, as well as increased healthcare use. Proton pump inhibitors (PPIs) are currently the most effective treatment for gastroesophageal reflux disease. However, there are limitations associated with these drugs in terms of partial and non-response. Dexlansoprazole is the first PPI with a dual delayed release formulation designed to provide 2 separate releases of medication to extend the duration of effective plasma drug concentration. Dexlansoprazole has been shown to be effective for healing of erosive esophagitis, and to improve subjective well-being by controlling 24-hour symptoms. Dexlansoprazole has also been shown to achieve good plasma concentration regardless of administration with food, providing flexible dosing. Studies in healthy volunteers showed no clinically important effects on exposure to the active metabolite of clopidogrel or clopidogrel-induced platelet inhibition, with no dose adjustment of clopidogrel necessary when coprescribed. This review discusses the role of the new generation PPI, dexlansoprazole, in the treatment of gastroesophageal reflux disease in Asia. (J Neurogastroenterol Motil 2016;22:355-366)
Dan Jeric Arcega Rustia,Chien Erh Lin,Jui-Yung Chung,Yi-Ji Zhuang,Ju-Chun Hsu,Ta-Te Lin 한국응용곤충학회 2020 Journal of Asia-Pacific Entomology Vol.23 No.1
This work presents an automated insect pest counting and environmental condition monitoring system using integrated camera modules and an embedded system as the sensor node in a wireless sensor network. The sensor node can be used to simultaneously acquire images of sticky paper traps and measure temperature, humidity, and light intensity levels in a greenhouse. An image processing algorithm was applied to automatically detect and count insect pests on an insect sticky trap with 93% average temporal detection accuracy compared with manual counting. The integrated monitoring system was implemented with multiple sensor nodes in a greenhouse and experiments were performed to test the system’s performance. Experimental results show that the automatic counting of the monitoring system is comparable with manual counting, and the insect pest count information can be continuously and effectively recorded. Information on insect pest concentrations were further analyzed temporally and spatially with environmental factors. Analyses of experimental data reveal that the normalized hourly increase in the insect pest count appears to be associated with the change in light intensity, temperature, and relative humidity. With the proposed system, laborious manual counting can be circumvented and timely assessment of insect pest and environmental information can be achieved. The system also offers an efficient tool for long-term insect pest behavior observations, as well as for practical applications in integrated pest management (IPM).