1,638,667 results match your criteria: "Japan; Shonan Kamakura General Hospital Center for Immunology and Allergology[Affiliation]"

Background: The social burden of nursing care is increasing with age, particularly for patients with heart failure who often require intensive care. This study aimed to clarify the relationship between nursing care needs and the clinical status of patients with a history of cardiovascular disease, focusing on the benefits of cardiac rehabilitation (CR) in reducing these needs.

Methods: This single-gate, multicenter, retrospective observational study included patients of all ages with a history of hospitalization for cardiovascular diseases using government-administered insurance claims and health examination data.

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Background: Excimer laser coronary atherectomy (ELCA) is used for thrombotic culprit lesions in ST-segment elevation myocardial infarction (STEMI), but its effectiveness is still unclear.

Methods: Consecutive patients undergoing primary percutaneous coronary intervention within 24 h of onset were retrospectively investigated. Patients were divided into ELCA and non-ELCA groups.

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Objective: Recent advancements of minimally invasive gynecologic surgery have led to the development of transvaginal natural orifice translumenal endoscopic surgery (vNOTES) [1,2]. Robot-assisted vNOTES has also been explored as a method providing accurate and fine surgical procedures with improved ergonomics, visualization, wristed instruments, elimination of the hand tremor [3,4]. The objective of this video is to demonstrate the technical and anatomical highlights of a vaginal assisted NOTES hysterectomy (VANH) using the da Vinci SP (SP).

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A case of Staphylococcus saprophyticus bacteremia caused by obstructive pyelonephritis.

J Infect Chemother

January 2025

Department of Infectious Diseases, Kameda Medical Center, 929 Higashi-cho, Kamogawa, 296-8602, Japan.

Herein, we present the case of a 64-year-old woman diagnosed with left calculous pyelonephritis. Gram-positive cocci in clusters were isolated from two sets of her blood culture. These cocci were later identified as Staphylococcus saprophyticus.

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Overwhelming post-splenectomy infection (OPSI) is a severe and potentially life-threatening condition that can occur in patients undergoing splenectomy. We report a case of a patient who had a splenectomy approximately 30 years ago during prosthetic valve insertion for infective endocarditis (IE). The patient later developed prosthetic valve endocarditis caused by Streptococcus pneumoniae associated with OPSI.

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Background And Purpose: Eukaryotic elongation factor 2 kinase (eEF2K) belongs to the Ca/calmodulin-dependent protein kinase family. We previously revealed that A484954, a selective eEF2K inhibitor, caused hypotensive and diuretic effects via the production of nitric oxide (NO) in spontaneously hypertensive rats. Otsuka Long-Evans Tokushima Fatty (OLETF) rats are hypertensive because of obesity and type 2 diabetes.

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Type IV collagen expression is regulated by Notch3-mediated Notch signaling during angiogenesis.

Biochem Biophys Res Commun

January 2025

Graduate School of Engineering, Kogakuin University, Tokyo, Japan; Department of Chemistry and Life Science, School of Advanced Engineering, Kogakuin University, Tokyo, Japan. Electronic address:

Angiogenesis, the process of new blood vessel formation, involves endothelial cell proliferation and migration, accompanied by the remodeling of the extracellular matrix (ECM). Type IV collagen, a major ECM component, plays a critical role in vascular basement membrane regeneration, influencing cell polarity, migration, and survival. This study examines the regulatory role of Notch signaling, mediated by Notch3, in type IV collagen expression using TIG-1 fibroblasts and a co-culture angiogenesis model with human umbilical vein endothelial cells (HUVECs).

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Effect of high-fat diet on IgA cells and BAFF/APRIL in small intestinal villous lamina propria of mice.

Cell Immunol

January 2025

Faculty of Health Sciences, Department of Rehabilitation, Health Science University, 7187 Kodachi, Fujikawaguchiko-Machi, Minamitsuru-Gun, Yamanashi, Japan. Electronic address:

Obesity exacerbates susceptibility to infectious diseases. We investigated the effects of a high-fat diet (HFD) on intestinal immunity, particularly immunoglobulin (Ig)A-producing cells, B-cell activating factor (BAFF), and a proliferation-inducing ligand (APRIL) localization. Mice (4- to 20-weeks old) were fed HFD or standard chow diet, and their jejunum and ileum were fixed using the in vivo cryotechnique.

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Background: Sagittal spinal alignment is closely related to knee joint function, and sagittal malalignment can affect knee joint pain. This study investigated the association between knee joint pain intensity and sagittal spinal alignment in patients with knee osteoarthritis.

Methods: This retrospective study enrolled 187 patients with knee osteoarthritis who were scheduled for primary unilateral total knee arthroplasty (TKA) from December 2021 to March 2023.

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Background: Telesimulation has been shown to be effective for teaching simple surgical techniques; however, its usefulness for teaching advanced skills remains unclear. The aim of this randomized controlled trial was to investigate the impact of a telesimulation program on training for laparoscopic inguinal hernia repair.

Methods: Novice trainees were randomly assigned to the intervention group or control group using a permuted block design.

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Characteristics of neutrophil chemotaxis in bottlenose dolphin (Tursiops truncatus).

Vet Immunol Immunopathol

January 2025

Laboratory of Preventive Veterinary Medicine and Animal Health, College of Bioresource Sciences, Nihon University, 1866 Kameino, Fujisawa-shi, Kanagawa-ken 252-0880, Japan. Electronic address:

Cetaceans have adapted to aquatic life by evolving various anatomic and physiologic traits, but biological defense mechanisms specific to aquatic mammals that protect against pathogenic microorganisms in the aquatic environment have not been elucidated. In this study, we investigated the migration of polymorphonuclear leukocytes in bottlenose dolphins in response to various chemotactic factors and compared the migration response with that of terrestrial animals such as cows and humans to characterize biological defense mechanisms unique to cetaceans. Bottlenose dolphin neutrophils showed strong chemotactic activity toward zymosan-activated serum and recombinant human interleukin-8 but no chemotaxis toward N-formyl-methionyl-leucyl-phenylalanine or leukotriene B at any concentration examined.

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Clinical utility of comprehensive genomic profiling in non-small cell lung cancer: An analysis of a nation-wide database.

Lung Cancer

January 2025

Department of Respiratory Medicine, Graduate School of Medicine, The University of Tokyo, 7-3-1 Hongo, Bunkyo-ku 113-0021 Tokyo, Japan. Electronic address:

Background: Molecular testing is recommended to patients with advanced non-small cell lung cancer (NSCLC) because those who receive targeted therapy have better prognosis than patients who don't. However, recent studies have raised concerns that first-line companion diagnostic testing at diagnosis may have lower detection rates than previously reported. Therefore, we sought to determine the utility of comprehensive genomic profiling (CGP) tests in NSCLC by analyzing a nation-wide database.

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Association of the skin microbiome with the biomechanical scar properties in patients with burns.

Burns

January 2025

Department of Rehabilitation Medicine, Hangang Sacred Heart Hospital, Hallym University College of Medicine, Seoul 07247, South Korea. Electronic address:

Background And Objectives: Skin microbiome dysbiosis can cause skin barrier dysfunction and stimulate scar property change. Skin barrier disruption post-burn injury leads to an imbalance in skin microbe diversity and distribution. We aimed to examine the changes in the skin microbiome of re-epithelialized burn scars.

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Monolithic U-shaped crystal design for TOF-DOI detectors: a flat top vs. a tapered top.

Biomed Phys Eng Express

January 2025

Advanced Nuclear Medicine Science, National Institute of Radiological Sciences, 4-9-1 Anagawa, Inage-ku, Chiba 263-8555, JAPAN, Chiba, 263-8555, JAPAN.

For brain-dedicated positron emission tomography (PET) scanners, depth-of-interaction (DOI) information is essential to achieve uniform spatial resolution across the field-of-view (FOV) by minimizing parallax error. Time-of-flight (TOF) information can enhance the image quality. In this study, we proposed a novel monolithic U-shaped crystal design that had a tapered geometry to achieve good coincidence timing resolution (CTR) and DOI resolution simultaneously.

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This research letter discusses the impact of different file formats on ChatGPT-4's performance on the Japanese National Nursing Examination, highlighting the need for standardized reporting protocols to enhance the integration of artificial intelligence in nursing education and practice.

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Cell-Based Therapies in GI Cancers: Current Landscape and Future Directions.

Am Soc Clin Oncol Educ Book

January 2025

Department of Gastrointestinal Oncology, National Cancer Center Hospital East, Kashiwa, Japan.

Cell-based therapies have become integral to the routine clinical management of hematologic malignancies. Tumor-infiltrating lymphocyte (TIL) therapy has demonstrated efficacy in immunogenic solid tumors, such as melanoma. However, in the GI field, evidence supporting the clinical success of cell-based therapies is still awaited.

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Leptosperin (methyl syringate-4--β-d-gentiobioside) serves as a unique marker for ma̅nuka honey, derived from the ma̅nuka plant (). Despite its importance, the biosynthesis pathway of leptosperin remains unreported. This study investigates the molecular mechanism of leptosperin formation from its aglycone, methyl syringate (MSYR), in ma̅nuka plants.

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Background: The spread of the BA.5 Omicron variant of severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2) has increased the number of hospitalized children. However, the impact of the spread of new omicron subvariants in children remains poorly described.

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Purpose: To identify optical coherence tomography (OCT)-based imaging biomarkers that can localize focal leakage points without fluorescein angiography in central serous chorioretinopathy (CSC).

Methods: This retrospective case-control study analyzed 119 consecutive patients (123 eyes) with CSC between April 2018 and February 2024, comprising 66 eyes with focal-leakage type and 57 eyes with diffuse-leakage type. We assessed leakage sites using OCT, and the proportions of OCT findings were compared between focal- and diffuse-leakage types.

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Proposed Optical Manipulation of Nanoparticles to Access and Select Emission Lines.

Nano Lett

January 2025

Department of Materials Engineering Science, Osaka University, 1-3 Machikaneyama-cho, Toyonaka, Osaka 560-8531, Japan.

Optical manipulation of nanomaterials using light resonant with material excitations holds promise for enhancing optical forces and sorting particles by unique quantum properties. Conventional resonant optical sorting mainly relies on absorption and scattering forces, making it difficult to sort nanomaterials by specific emission lines. Furthermore, emission typically induces negligible force unless the material is highly anisotropic, limiting selective manipulation via emission characteristics.

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N-heterocyclic carbene (NHC)-protected gold nanoclusters display high stability and high photoluminescence, making them well-suited for fluorescence imaging and photodynamic therapeutic applications. We report herein the synthesis of two bisNHC-protected Au nanoclusters with π-extended aromatic systems. Depending on the position of the π-extended aromatic system, changes to the structure of the ligand shell in the cluster are observed, with the ability to correlate increases in rigidity with increases in fluorescence quantum yield.

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Nanopore sensing is widely used for single-molecule detection, originally applied to nucleic acids and now extended to protein sensing. Our study focuses on the complex conformational changes of peptides in nanopores, which may have implications for peptide fingerprinting and protein identification. Specifically, we investigated the interaction of a β-hairpin peptide (SV28) within an α-hemolysin (αHL) nanopore.

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