166 research outputs found

    <Reports on the Sixteenth annual Meeting of the Tsukuba English Linguisic Society> Semantic Constraints on the Middle Construction in English

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    Van Oosten (1977, 1896) introduces the notion of "responsibility" as a crucial constraint on middle formation in English. He argues that the subject of middle cinstructions must be perceived as responsible for the action denoted by the verb. However, it is unclear what factors characterize the notion of responsibility. ..

    〈Articles〉On the Flexibility of Please

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    1. Introduction This paper is concerned with the sentence adverbial please (hereafter please), which is used when a speaker asks a hearer to do something, giving some flavor to the request intended by the speaker, as in Will you please open the door? ..

    Inflammation of left atrial epicardial adipose tissue is associated with paroxysmal atrial fibrillation

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    13301甲第4444号博士(医学)金沢大学博士論文本文Full 以下に掲載:Journal of Cardiology Epub ahead of print Japanese College of Cardiology. 共著者:Takashi Kusayama, Hiroshi Furusho, Haruka Kashiwagi, Takeshi Kato, Hisayoshi Murai, Soichiro Usui, Shuichi Kaneko, Masayuki Takamur

    Skin sympathetic nerve activity and the temporal clustering of cardiac arrhythmias

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    BACKGROUND: Simultaneous noninvasively recorded skin sympathetic nerve activity (SKNA) and electrocardiogram (neuECG) can be used to estimate cardiac sympathetic tone. We tested the hypothesis that large and prolonged SKNA bursts are associated with temporal clustering arrhythmias. METHODS: We recorded neuECG in 10 patients (69 ± 10 years old) with atrial fibrillation (AF) episodes and in 6 patients (50 ± 13 years old) with ventricular tachycardia (VT) or fibrillation (VF) episodes. Clustering was defined by an arrhythmic episode followed within 1 minute by spontaneous recurrences of the same arrhythmia. The neuECG signals were bandpass filtered between 500-1000 Hz to display SKNA. RESULTS: There were 22 AF clusters, including 231 AF episodes from 6 patients, and 9 VT/VF clusters, including 99 VT/VF episodes from 3 patients. A total duration of SKNA bursts associated with AF was longer than that during sinus rhythm (78.9 min/hour [interquartile range (IQR) 17.5-201.3] vs. 16.3 min/hour [IQR 14.5-18.5], P = 0.022). The burst amplitude associated with AF in clustering patients was significantly higher than that in nonclustering patients (1.54 μV [IQR 1.35-1.89], n = 114, vs. 1.20 μV [IQR 1.05-1.42], n = 21, P < 0.001). The SKNA bursts associated with VT/VF clusters lasted 9.3 ± 3.1 minutes, with peaks that averaged 1.13 ± 0.38 μV as compared with 0.79 ± 0.11 μV at baseline (P = 0.041). CONCLUSION: Large and sustained sympathetic nerve activities are associated with the temporal clustering of AF and VT/VF. FUNDING: This study was supported in part by NIH grants R42DA043391 (THE), R56 HL71140, TR002208-01, R01 HL139829 (PSC), a Charles Fisch Cardiovascular Research Award endowed by Suzanne B. Knoebel of the Krannert Institute of Cardiology (TK and THE), a Medtronic-Zipes Endowment, and the Indiana University Health-Indiana University School of Medicine Strategic Research Initiative (PSC)

    Loss of AQP3 protein expression is associated with worse progression-free and cancer-specific survival in patients with muscle-invasive bladder cancer

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    Purpose Urothelial carcinoma has recently been shown to express several aquaporins (AQP), with AQP3 being of particular interest as its expression is reduced or lost in tumours of higher grade and stage. Loss of AQP3 expression was associated with worse progression-free survival (PFS) in patients with pT1 bladder cancer. The objective of this study was to investigate the prognostic value of AQP3 expression in patients with muscle-invasive bladder carcinoma (MIBC). Methods Retrospective single-centre analysis of the oncological outcome of patients following radical cystectomy (Cx) due to MIBC. Immunohistochemistry was used to assess AQP3 protein expression in 100 Cx specimens. Expression levels of AQP3 were related to clinicopathological variables. The impact of biomarker expression on progression-free, cancer-specific and overall survival was determined by multivariate Cox regression analysis (MVA). Results High expression of AQP3 by the tumour was associated with a statistically significantly improved PFS (75 vs. 19 %, p = 0.043) and CSS (75 vs. 18 %, p = 0.030) and, alongside lymph node involvement, was an independent predictor of PFS (HR 2.871, CI 1.066–7.733, p = 0.037), CSS (HR 3.325, CI 1.204–8.774, p = 0.019) and OS (HR 2.001, CI 1.014–3.947) in MVA. Conclusions Although the results of the study would be strengthened by a larger, more appropriately powered, prospective, multi-institutional study, our findings strongly suggest that AQP3 expression status may represent an independent predictor of PFS and CSS in MIBC and may help select patients in need for (neo-)adjuvant chemotherapy

    Cable externalization at the proximal portion of the superior vena cava coil in Riata implantable cardioverter defibrillator leads

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    Many Riata (St. Jude Medical, St. Paul, MN, USA) implantable cardioverter defibrillator (ICD) leads have reportedly developed cable externalization. The most likely cause of cable externalization is insulation abrasion, which often occurs at the can or between the right ventricular coil and superior vena cava (SVC) coil. We report a rare case of an adult male whose ICD lead cable was externalized at the proximal portion of the SVC coil. This lead became fixed to the wall at the subclavian vein and SVC and became bent between these adhesions. Furthermore, the motion of this lead was affected by pulsation of the aortic arch. The ICD lead might develop inside-out abrasion due to mechanical stress evoked by pulsation of the aortic arch at this site.. © 2016 Japanese College of Cardiology.Embargo Period 12 month

    Investigating interactions between epicardial adipose tissue and cardiac myocytes: what can we learn from different approaches?

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    Heart disease is a major cause of morbidity and mortality throughout the world. Some cardiovascular conditions can be modulated by lifestyle factors such as increased exercise or a healthier diet, but many require surgical or pharmacological interventions for their management. More targeted and less invasive therapies would be beneficial. Recently it has become apparent that epicardial adipose tissue plays an important role in normal and pathological cardiac function, and it is now the focus of considerable research. Epicardial adipose tissue can be studied by imaging of various kinds, and these approaches have yielded much useful information. However at a molecular level it is more difficult to study as it is relatively scarce in animal models and, for practical and ethical reasons, not always available in sufficient quantities from patients. What is needed is a robust model system in which the interactions between epicardial adipocytes and cardiac myocytes can be studied, and physiologically relevant manipulations performed. There are drawbacks to conventional culture methods, not least the difficulty of culturing both cardiac myocytes and adipocytes, each of which has special requirements. We discuss the benefits of a three-dimensional co-culture model in which in vivo interactions can be replicated

    Skin sympathetic nerve activity and ventricular rate control during atrial fibrillation

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    Background: The relationship between the ventricular rate (VR) during atrial fibrillation (AF) and skin sympathetic nerve activity (SKNA) remains unclear. Objective: The purpose of this study was to test the hypothesis that SKNA bursts accelerate VR during AF. Methods: We simultaneously recorded electrocardiogram and SKNA in 8 patients (median age 66.0 years [interquartile range {IQR} 59.0-77.0 years]; 4 men [50%]) with 30 paroxysmal AF episodes (all >10-minute long) and 12 patients (73.0 years [IQR 60.5-80.0 years]; 6 men [50%]) with persistent AF. The average amplitude of SKNA (aSKNA [μV]) during AF was analyzed in 1-minute windows and binned, showing 2 Gaussian distributions. We used the mean + 3SD of the first Gaussian distribution as the threshold that separates burst from baseline (nonburst) SKNA. All 1-minute aSKNA values above the threshold were detected, and the area between aSKNA and baseline of every 1 minute was calculated and added as burst area. Results: VR was higher during SKNA bursts than during the nonburst period (103 beats/min [IQR 83-113 beats/min] vs 88 beats/min [IQR 76-101 beats/min], respectively; P = .003). In the highest quartile of the burst area during persistent AF, the scatterplot of maximal aSKNA and VR during each SKNA burst shows higher aSKNA and VR. The overall estimate of the correlation between maximal VR and aSKNA during bursts show a positive correlation in the highest quartile of the burst area (0.64; 95% confidence interval 0.54-0.74; P < .0001). Conclusion: SKNA bursts are associated with VR acceleration. These SKNA bursts may be new therapeutic targets for rate control during AF
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