288 results match your criteria: "Graduate School of Interdisciplinary Science and Engineering in Health Systems[Affiliation]"

Infective endocarditis is a life-threatening disease and the early diagnosis is crucial for a better outcome. We report an old adult who developed infective endocarditis in association with new-onset maxillary sinusitis as well as proptosis, which was caused by an orbital mass lesion in the background of pre-existing orbital vascular malformation. A 74-year-old woman was found incidentally to have right orbital vascular (venous) malformation by head magnetic resonance imaging when she was hospitalized for left dorsal pontine infarction.

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Perspectives of traditional herbal medicines in treating retinitis pigmentosa.

Front Med (Lausanne)

December 2024

National Key Laboratory of Plant Molecular Genetics, CAS Center for Excellence in Molecular Plant Sciences, Shanghai Institute of Plant Physiology and Ecology, Chinese Academy of Sciences, Shanghai, China.

Medicinal plants, also known as herbs, have been discovered and utilized in traditional medical practice since prehistoric times. Medicinal plants have been proven rich in thousands of natural products that hold great potential for the development of new drugs. Previously, we reviewed the types of Chinese traditional medicines that a Tang Dynasty monk Jianzhen (Japanese: Ganjin) brought to Japan from China in 742.

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Efficient single-channel current measurements of the human BK channel using a liposome-immobilized gold probe.

Anal Sci

December 2024

Graduate School of Interdisciplinary Science and Engineering in Health Systems, Okayama University, 3-1-1 Tsushima-naka, Kita-ku, Okayama-shi, Okayama, 700-8530, Japan.

The human BK channel (hBK) is an essential membrane protein that regulates various biological functions, and its dysfunction leads to serious diseases. Understanding the biophysical properties of hBK channels is crucial for drug development. Artificial lipid bilayer recording is used to measure biophysical properties at the single-channel level.

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Exogenous spatial attention attenuates audiovisual integration (AVI). Previous studies on the effects of exogenous spatial attention on AVI have focused on the inhibition of return (IOR) effect induced by visual cues and the facilitation effect induced by auditory cues, but the differences between the effects of exogenous spatial attention (induced by visual and auditory cues) on AVI remain unclear. The present study used the exogenous spatial cue-target paradigm and manipulated cue stimulus modality (visual cue, auditory cue) in two experiments (Experiment 1: facilitation effect; Experiment 2: IOR effect) to examine the effects of exogenous spatial attention (evoked by cues in different modalities) on AVI.

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Castleman disease is a lymphadenopathy of unknown cause at a single site, which is designated as unicentric Castleman disease, or at multiple sites designated as multicentric Castleman disease. We present a patient who showed axillary reactive lymphoid hyperplasia, likely due to unicentric Castleman disease, and orbital extranodal marginal zone B-cell lymphoma of mucosa-associated lymphoid tissue (MALT) lymphoma in a six-year follow-up. A 76-year-old man had a painless left axillary mass for an unknown period and also left complete blepharoptosis with no other systemic symptoms.

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The Modulatory Effect of Exogenous Orienting on Audiovisual Emotional Integration: An ERP Study.

J Integr Neurosci

November 2024

Research Center for Medical Artificial Intelligence, Shenzhen Institute of Advanced Technology, Chinese Academy of Sciences, 518055 Shenzhen, Guangdong, China.

Background: In this study, we explored the interplay between exogenous orienting attention and emotional audiovisual integration (AVI) via electroencephalography (EEG).

Methods: We designed a 2 (cue validity: valid, invalid) × 3 (emotion types: happiness, neutral and sadness) × 3 (modality: visual, auditory, audiovisual) discrimination task on the basis of the cue-target paradigm. Twenty-two participants (average age: 21.

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Microdetection of Nucleocapsid Proteins via Terahertz Chemical Microscope Using Aptamers.

Sensors (Basel)

November 2024

Graduate School of Interdisciplinary Science and Engineering in Health Systems, Okayama University, Okayama 700-8530, Japan.

In the detection of the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), several methods have been employed, including the detection of viral ribonucleic acid (RNA), nucleocapsid (N) proteins, spike proteins, and antibodies. RNA detection, primarily through polymerase chain reaction tests, targets the viral genetic material, whereas antigen tests detect N and spike proteins to identify active infections. In addition, antibody tests are performed to measure the immune response, indicating previous exposure or vaccination.

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Article Synopsis
  • The COVID-19 pandemic caused significant disruptions in healthcare use in Japan, especially during its later stages (2022-2023), which had not been thoroughly studied before.
  • A quasi-Poisson regression model was used to analyze trends in inpatient and outpatient healthcare utilization in Japan, revealing that inpatient volumes remained consistently lower than pre-pandemic levels and that psychiatric care saw a decline in occupancy rates.
  • The findings indicate that the pandemic has led to lasting changes in healthcare patterns, with reduced inpatient volumes and prolonged psychiatric hospital stays, highlighting the need for ongoing monitoring of healthcare services.
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The advancement of irradiation technology has increased the demand for quality control of radiation therapy equipment. Consequently, the number of quality control items and required personnel have also increased. However, differences in the proportion of qualified personnel to irradiation techniques have caused bias in quality control systems among institutions.

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The development of an effective treatment for myelodysplastic syndrome (MDS) is needed due to the insufficient efficacy of current therapies. Gambogenic acid (GNA) is a xanthone constituent of gamboge, a resin secreted by Hook. f.

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Attention-deficit/hyperactivity disorder (ADHD) is a common neurodevelopmental disorder in children. Previous studies have shown that children with ADHD have impaired processing of emotional stimuli, but it is unclear whether their ability to integrate multimodal emotional stimuli is impaired and at which processing pathway this impairment exists. The present study investigated the ability of children with ADHD to integrate emotional audiovisual stimuli under different emotional conditions, and the effect of audiovisual integration on IOR to reveal the impaired processing pathway of their emotional audiovisual integration.

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Immunoglobulin G4 (IgG4)-related disease is characterized by infiltration with IgG4-producing plasma cells in different organs and the elevation of serum IgG4. We present a patient with polycystic kidney disease in long-term follow-up who developed bilateral lacrimal gland enlargement and presumed IgG4-related choroidopathy at different time points. A 45-year-old woman developed bilateral upper eyelid swelling.

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Article Synopsis
  • Endogenous endophthalmitis is an eye infection linked to bloodstream infection, and its treatment with intravitreal fluconazole in older adults with liver and kidney disease is not well understood.* -
  • This case report features a 78-year-old man with liver cirrhosis and end-stage kidney disease who developed blurred vision due to a severe eye infection that was preceded by an obstructive urinary tract infection.* -
  • The patient received intravitreal fluconazole injections along with oral fluconazole; after treatment, his eye symptoms improved significantly, indicating that this method can effectively treat fungal endophthalmitis in patients who cannot undergo more invasive procedures.*
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Corrigendum to 'The human brain deals with violating general color or depth knowledge in different time courses' [201 (2024) 1-9/ NSY_108941].

Neuropsychologia

January 2025

School of Mechatronical Engineering, Beijing Institute of Technology, Beijing, China; Research Center for Medical Artificial Intelligence, Shenzhen Institute of Advanced Technology, Chinese Academy of Sciences, Shenzhen, Guangdong, China; Cognitive Neuroscience Laboratory, Graduate School of Interdisciplinary Science and Engineering in Health Systems, Okayama University, Okayama, Japan.

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Background: Personality has an impact on the health-related quality of life (HRQoL) of older adults. However, the relationship and mechanisms of the 2 variables are controversial, and few studies have been conducted on older adults.

Objective: The aim of this study was to explore the relationship between personality and HRQoL and the mediating and moderating roles of sleep quality and place of residence in this relationship.

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Introduction: Subjective cognitive decline (SCD) refers to individuals' perceived decline in memory and/or other cognitive abilities relative to their previous level of performance. Sensory decline is one of the main manifestations of decline in older adults with SCD. The efficient integration of visual and auditory information, known as audiovisual integration, is a crucial perceptual process.

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Psychological resilience is positively correlated with Habenula volume.

J Affect Disord

November 2024

Department of Neuropsychiatry, Graduate School of Medicine, University of Kyoto, Kyoto, Japan; Artificial Intelligence Ethics and Society Team, RIKEN Center for Advanced Intelligence Project, Saitama, Japan; The General Research Division, Osaka University Research Center on Ethical, Legal and Social Issues, Kyoto, Japan. Electronic address:

Article Synopsis
  • The study examines the link between the volume of the Habenula (Hb), a brain region related to stress, and psychological resilience in healthy adults, exploring how these factors relate to depressive tendencies.
  • Results indicate a positive correlation between Hb volume and resilience, particularly in women, suggesting that higher Hb volume may associate with better resilience.
  • The findings propose that resilience mediates the relationship between Hb volume and depression, indicating that even those without clinical depression can experience these dynamics in relation to their brain structure.
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Article Synopsis
  • Iris nodules are common in neurofibromatosis type 1, but other eye issues are rare; this study highlights a patient with a phthisic eye who had it removed for cosmetic reasons after 15 years.
  • The case focuses on a 17-year-old male who underwent multiple surgeries due to complications, including total retinal detachment, with the enucleated eye showing signs of massive retinal gliosis and no apparent neurofibromas in some areas.
  • A review of 14 similar cases revealed a pattern of eye conditions like glaucoma and neurofibromas in certain structures, indicating various ocular manifestations of neurofibromatosis type 1.
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Effectiveness of sensing gloves-applied virtual reality education system on hand hygiene practice: A randomized controlled trial.

Am J Infect Control

January 2025

Quality Assurance Center, Graduate School of Interdisciplinary Science and Engineering in Health Systems, Okayama University, Okayama, Japan.

Background: We developed a virtual reality (VR) education system and evaluated its clinical utility for promoting hand hygiene practices.

Methods: This prospective, 2-week, randomized controlled study conducted at Okayama University Hospital, Japan, from November 2023 to January 2024, involved 22 participants (18 medical students and 4 residents). A fully immersive 360° VR system (VIVE Pro Eye) using a head-mounted display and sensing gloves was used to develop 3 health care tasks in a virtual patient room-Environmental Cleaning, Gauze Exchange, and Urine Collection.

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The allocentric nature of ground-surface representation: A study of depth and location perception.

Vision Res

October 2024

Department of Psychology, Suzhou University of Science and Technology, Suzhou, China; Department of Psychology, Soochow University, Suzhou, China; Cognitive Neuroscience Laboratory, Graduate School of Interdisciplinary Science and Engineering in Health Systems, Okayama University, Okayama, Japan. Electronic address:

When observers perceive 3D relations, they represent depth and spatial locations with the ground as a reference. This frame of reference could be egocentric, that is, moving with the observer, or allocentric, that is, remaining stationary and independent of the moving observer. We tested whether the representation of relative depth and of spatial location took an egocentric or allocentric frame of reference in three experiments, using a blind walking task.

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Uncovering a Latent Bioactive Interleukin-6 Glycoform.

Angew Chem Int Ed Engl

December 2024

Department of Chemistry, Graduate School of Science, Osaka University, 1-1, Machikaneyama, Toyonaka, 560-0043, Japan.

A bioinspired semisynthesis of human-interleukin-6 bearing N-glycan at Asn143 (143glycosyl-IL-6) was performed by intentional glycosylation effects and protein folding chemistry for regioselective peptide-backbone activation. 143Glycosyl-IL-6 is a genetically coded cytokine, but isolation was difficult owing to a tiny amount. IL6-polypeptide (1-141-position) with an intentionally inserted cysteine at 142-position was expressed in E.

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Anterior Uveitis After Discontinuation of Janus Kinase Inhibitor, Ruxolitinib.

J Med Cases

August 2024

Department of Pathology, Graduate School of Medicine, Dentistry, and Pharmaceutical Sciences, Okayama University, Okayama City 700-8558, Japan.

Primary myelofibrosis shows widespread fibrosis in the bone marrow and is part of myeloproliferative neoplasms in which gene mutations in hematopoietic stem cells lead to abnormal clonal expansion of one or more lineage of myeloid and erythroid cells and megakaryocytes. Janus kinase (JAK) inhibitors are the main therapeutic regimen for primary myelofibrosis which harbors gene mutations, resulting in continuous activation of JAK-STAT signaling pathway. Since JAK inhibitors modulate immunological state, the administration would have a potential for uveitis.

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Converging evidence suggests a facilitation effect of multisensory interactions on memory performance, reflected in higher accuracy or faster response time under a bimodal encoding condition than a unimodal condition. However, relatively little attention has been given to the effect of multisensory competition on memory. The present study adopted an adaptive staircase test to measure the point of subjective simultaneity (PSS), combined with a delayed matched-to-sample (DMS) task to probe the effect of audiovisual competition during the encoding stage on subsequent unisensory retrieval.

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Tactile temporal predictions: The influence of conditional probability.

Iperception

July 2024

Graduate School of Interdisciplinary Science and Engineering in Health Systems, Okayama University, Okayama, Japan.

Predicting the timing of incoming information allows brain to optimize information processing in dynamic environments. However, the effects of temporal predictions on tactile perception are not well established. In this study, two experiments were conducted to determine how temporal predictions interact with conditional probabilities in tactile perceptual processing.

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Background: There are approximately 872 certified nurse practitioners (NPs) in Japan as of April 2024. However, research on the results of their specific activities is still scarce.

Purpose: This study aimed to compare health care outcomes before (i.

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