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Radu A Farcas,Malaz Almasri,Simona Grad,Stefan-Lucian Popa,Daniel C Leucuta,Abdulrahman Ismaiel,Dan L Dumitrascu 대한소화기 기능성질환∙운동학회 2024 Journal of Neurogastroenterology and Motility (JNM Vol.30 No.3
Background/AimsDisruptions in tight junction (TJ) protein expression leading to duodenal epithelial barrier impairment may contribute to increased intestinal permeability, potentially playing a role in functional dyspepsia (FD) pathophysiology. Currently published studies evaluated the role of several TJ proteins in FD patients with inconsistent results. Therefore, we conducted this systematic review and metaanalysis to evaluate the duodenal mucosal expression of several TJ proteins in FD. MethodsWe performed a systematic electronic search on PubMed, EMBASE, and Scopus using predefined keywords. Diagnosis of FD by Rome III or Rome IV criteria was considered acceptable. Full articles satisfying our inclusion and exclusion criteria were included. The principal summary outcome was the mean difference of several TJ proteins in FD patients and control subjects. ResultsA total of 8 and 5 studies were included in our qualitative and quantitative synthesis, respectively, with a total population of 666 participants, out of which 420 were FD patients. No significant differences were observed between FD patients and controls in the expression of claudin-1 (–0.102 [95% CI, –0.303, 0.099]), claudin-2 (0.161 [95% CI, –0.134, 0.456)], claudin-3 (0.278 [95% CI, –0.280, 0.837]), claudin-4 (0.045 [95% CI, –0.264, 0.354]), ZO-1 (–0.221 [95% CI, –0.683, 0.241]), ZO-2 (–0.070 [95% CI, –0.147, 0.007]), ZO-3 (–0.129 [95% CI, –0.376, 0.118]), β-catenin (–0.135 [95% CI, –0.484, 0.214]), E-cadherin (–0.083 [95% CI, –0.229, 0.063]), and occludin (–0.158 [95% CI, –0.409, 0.093]). ConclusionsThe expressions of all evaluated proteins including claudin-1, claudin-2, claudin-3, claudin-4, ZO-1, ZO-2, ZO-3, β-catenin, E-cadherin, and occludin did not significantly differ between FD patients and controls. However, due to the limited number of included studies, results should be interpreted with caution.
Explaining the adoption of Internet stock trading in Malaysia: comparing models
T. Ramayah,Pedro Soto-Acosta,Ricardo Colomo-Palacios,M. Gopi,Simona Popa 기술경영경제학회 2014 ASIAN JOURNAL OF TECHNOLOGY INNOVATION Vol.22 No.1
Internet stock trading is a technological service innovation that is rapidly revolutionizing the financial services sector. This study investigated the factors influencing the behavioural intention to adopt Internet stock trading in Malaysia using the Integrated Decomposed Theory of Planned Behaviour (IDTPB) model. The study also compared the explanatory power of other intention-based models, specifically the technology acceptance model (TAM), the Theory of Planned Behaviour (TPB), the Decomposed Theory of Planned Behaviour and the Integrated Theory of Planned Behaviour with the IDTPB model. Data analysis on a sample consisting of 144 respondents indicated that the IDTPB model has better explanatory power than the other considered models. In addition, results suggest that, despite the importance of facilitating conditions and social norms, as indicated by the Diffusion of Innovations Theory, qualities of a technological innovation remain a constant determinant of successful innovation adoption.