Publications by authors named "Miyazaki C"

Electronics have evolved significantly with the development of semiconductor materials and devices, with emerging areas such as organic and flexible electronics showing great promise, particularly in applications such as wearable devices and environmental sensors. Since the discovery of conducting polymers in the late 1970s, organic electronics have paved the way for innovations such as organic field-effect transistors (OFETs), organic light-emitting diodes (OLEDs), and organic solar cells (OPVs). Recent advances have focused on nanostructuring techniques to enhance device properties, such as charge mobility and luminescence efficiency.

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  • * The study found that infliximab had the longest median treatment duration at 33.6 months, while brodalumab had the shortest at 9.7 months, with 1-year treatment survival rates being highest for guselkumab (83%) and lowest for brodalumab (45%).
  • * Key factors influencing treatment persistence included male sex and specific psoriasis diagnostic codes, with bio-experienced patients showing slightly longer treatment lengths compared to bio-naïve patients.
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Growing demand for pesticides has created an environment prone to deceptive activities, where counterfeit or adulterated pesticide products infiltrate the market, often escaping rapid detection. This situation presents a significant challenge for sensor technology, crucial in identifying authentic pesticides and ensuring agricultural safety practices. Raman spectroscopy emerges as a powerful technique for detecting adulterants.

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The indiscriminate use of pesticides makes us susceptible to the toxicity of these chemical compounds, which may be present in high quantities in our food. It is crucial to develop inexpensive and rapid methods for determining these pesticides for government control or even for the general population. In this study, we investigated the fabrication of self-assembled LbL films using multi-walled carbon nanotubes (MWCNT) and nickel tetrasulphonated phthalocyanine (NiTsPc) as an electrochemical sensor for the herbicide Diquat (DQ).

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Background: Reports on treatment patterns of biologic disease-modifying antirheumatic drugs (bDMARDs)/Janus kinase inhibitors (JAKi) for rheumatoid arthritis (RA) in clinical practice are still sparse in Japan, especially in combination with conventional synthetic DMARDs (csDMARDs).

Objectives: The aim of this study was to investigate treatment patterns of bDMARD/JAKi in the treatment of RA in real-world clinical practice in Japan.

Method: A retrospective cohort study was conducted using the Japanese Medical Data Vision health claims database.

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Purpose: To evaluate the association of tear meniscus height (TMH) with clinical outcomes of patients who underwent endonasal dacryocystorhinostomy.

Methods: We recruited 304 patients from two institutes. The TMH was measured using anterior segment optical coherence tomography before surgery.

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Background: With advent of newer treatments for psoriasis, real-world use of biologics in Japan is evolving.

Methods: This retrospective study utilized data from patients with ≥1 psoriasis-related biologic claims record between January 2016 and December 2020 in Japan to evaluate treatment patterns, healthcare resource utilization (HCRU), and associated costs. Data were analyzed using descriptive statistics.

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Itaconic acid (IA) and its derivatives produced by fungi have significant potential as industrial feedstocks. We recently developed a method for the detection of these compounds based on their terminal C-C double bonds. However, the presence of reducing agents, such as glucose and other fungal metabolites, leads to undesirable side reactions, and consequently, deteriorates the detection specificity.

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Background: Postoperative atrial fibrillation (POAF) increases postoperative morbidity, mortality, and length of hospital stay. Propofol is reported to modulate atrial electrophysiology and the cardiac autonomic nervous system. Therefore, we retrospectively examined whether propofol suppresses POAF in patients undergoing video-assisted thoracoscopic surgery (VATS) compared to desflurane.

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  • Myocardial flow reserve (MFR) and ischemia severity are important for predicting major cardiovascular events (MACEs) in patients with coronary artery disease.
  • A study involving 640 patients categorized into three groups based on ischemia severity found that impaired MFR is a significant predictor for MACEs in those with minimal to mild ischemia but not in those with moderate-to-severe ischemia.
  • These findings suggest that assessing MFR can help clinicians effectively stratify risk in patients with lower levels of myocardial ischemia.
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Background: Few studies have compared the safety risks between the gabapentinoids, pregabalin, and mirogabalin in post-marketing clinical settings. We assessed reported events associated with gabapentinoid use in patients with neuropathic pain.

Research Design And Methods: We conducted a retrospective cohort study between September 2020 and December 2020 using the community pharmacies records in Japan.

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Introduction: The persistence of golimumab (GLM) treatment in Japanese patients with rheumatoid arthritis (RA) has been evaluated previously, but evidence of long-term real-world use is lacking. This study assessed the long-term persistence of GLM use, its influencing factors, and impact of prior medications in patients with RA in actual clinical practice in Japan.

Methods: This is a retrospective cohort study of patients with RA using data from a hospital insurance claims database in Japan.

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  • The study investigates the changing clinical features of pediatric COVID-19 in Japan as a result of emerging variants, particularly focusing on persistent symptoms following infection.
  • Analysis of 5,411 pediatric cases showed a significant increase in seizure occurrence during the Omicron wave, rising to 13.4% in younger children.
  • The research highlights that 3.2% of children experienced symptoms lasting over 28 days post-infection, suggesting a need for further studies to monitor long-term effects.
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Takotsubo cardiomyopathy (TCM) has been reported to occur after subarachnoid hemorrhage, and the involvement of a critical activity of catecholamines has been mentioned, but the details of its onset have not been fully clarified. Recently, proper arterial stiffness could be measured with cardio-ankle vascular index. Therefore, we aimed to clarify the role of arterial stiffness in onset of TCM using rabbits under infusion of noradrenaline and injection of blood into brain ventricle.

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Saccharomyces cerevisiae strain DJJ01 was isolated from Dojoji Temple (Gobo, Wakayama, Japan) for development of local breweries. Here, we report the draft genome sequence of this strain to facilitate comparative genomic studies of yeast strains used for Japanese sake brewing.

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The anomalous aortic origin of the right coronary artery with an intramural course is rare and can cause myocardial ischemia, for which surgical repair is indicated. We present the case of a 49-year-old man with this anomaly whose preoperative myocardial perfusion positron emission tomography revealed inducible ischemia. Comparison of the preoperative and follow-up (6 months) positron emission tomography findings showed significant improvement in regional myocardial flow reserve and relative flow reserve, in keeping with the improvement in symptoms.

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  • - The study aimed to assess a new metric (DDD/1000 prescriptions/month) to analyze antimicrobial use in Japanese pharmacies, collecting data from 2,638 surveyed pharmacies.
  • - Between January 2019 and January 2021, the usage of certain antibiotics declined, particularly in pharmacies servicing hospitals and clinics, with otorhinolaryngology showing the highest levels of antimicrobial prescriptions despite an overall decrease.
  • - The findings indicate that antimicrobial usage in Japan varies by medical department, highlighting the importance of tailored interventions to address antibiotic prescribing practices specific to each department.
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  • * It compared incidents of adverse reactions in new users of pemafibrate (1294 patients) with users of fenofibrate (508 patients), finding that pemafibrate users had increased blood pressure as a notable side effect.
  • * The results underline the importance of monitoring drug safety and suggest that more studies are needed to assess newly marketed drugs effectively in Japan.
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Although elasticity of the conduit arteries is known to be contribute effective peripheral circulation via Windkessel effects, the relationship between changes in intra-aortic blood volume and conduit artery elasticity remains unknown. Here we assessed the effects of change in intra-aortic blood volume induced by blood removal and subsequent blood transfusion on arterial stiffness and the involvement of autonomic nervous activity using our established rabbit model in the presence or absence of the ganglion blocker hexamethonium (100 mg/kg). Blood removal at a rate of 1 mL/min gradually decreased the blood pressure and blood flow of the common carotid artery but increased a stiffness indicator the cardio-ankle vascular index, which was equally observed in the presence of hexamethonium.

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Implant placement is an important repair method in dentistry and orthopedics. Increasing efforts have focused on optimizing the biocompatibility and osseointegration properties of titanium (Ti) and Ti-based alloys. In this work, Ti-based alloys were modified by the layer-by-layer (LbL) technique, which is a simple and versatile method for surface modification.

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On March 1, 2019, the Ministry of Health, Labour and Welfare added bleeding symptoms to adverse reaction package inserts as a possible adverse event for a new anti-influenza drug, baloxavir marboxil, because 13 patients with bleeding symptoms were identified among influenza patients taking the drug. Nevertheless, aspects of the epidemiology of bleeding symptoms among influenza patients remain unclear. This study elucidated bleeding symptoms among influenza patients and hospitalized patients as severe cases.

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