9,654 results match your criteria: "Nagasaki University Graduate School of Biomedical Sciences; Nagasaki[Affiliation]"

Objective: This study aimed to investigate the amount of physical activity, including daily movement, and the factors related to the amount of physical activity undertaken by patients with type 2 diabetes mellitus at an outpatient clinic.

Patients And Methods: A self-administered questionnaire was distributed to 111 patients, aged 20 years or older, with type 2 diabetes mellitus, who visited a diabetes outpatient clinic. The amount of physical activity was investigated using the International Physical Activity Questionnaire-Long Version.

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Objective: The global prevalence of nontuberculous mycobacterial pulmonary disease (NTM-PD) has been steadily increasing. A few small retrospective studies have reported a poor prognosis associated with chronic pulmonary aspergillosis (CPA) as a complication of NTM-PD. Furthermore, the prognostic impact of CPA may have been inadequately assessed due to differences in background factors.

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Poly(-lysine)--poly(ethylene glycol)--poly(-lysine) triblock copolymers for the preparation of flower micelles and their irreversible hydrogel formation.

Sci Technol Adv Mater

November 2024

Department of Materials Science, Institute of Pure and Applied Sciences, University of Tsukuba, Tsukuba, Ibaraki, Japan.

Poly(-lysine)--poly(ethylene glycol)--poly(-lysine) (PLys--PEG--PLys) triblock copolymers formed polyion complex (PIC) with poly(acrylic acid) (PAAc) or sodium poly(styrenesulfonate) (PSS), leading to the formation of flower micelle-type nanoparticles (Nano or Nano) with tens of nanometers size in water at a polymer concentration of 10 mg/mL. The flower micelles exhibited irreversible temperature-driven sol-gel transitions at physiological ionic strength, even at low polymer concentrations such as 40 mg/mL, making them promising candidates for injectable hydrogel applications. Rheological studies showed that the chain length of PLys segments and the choice of polyanions significantly impacted irreversible hydrogel formation, with PSS being superior to PAAc for the formation.

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High-flow nasal oxygen therapy (HFNO) is highly versatile and employed in varied situations, including after extubation, in cases of respiratory failure, and at the end of life. However, its impact on swallowing function is not yet elucidated. Therefore, this scoping review aimed to clarify how HFNO affects swallowing function and whether it poses a risk for aspiration pneumonia.

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Inflammatory Stimulation Upregulates the Receptor Transporter Protein 4 (RTP4) in SIM-A9 Microglial Cells.

Int J Mol Sci

December 2024

Department of Pharmacology and Therapeutic Innovation, School of Pharmaceutical Sciences, Nagasaki University, Nagasaki 852-8521, Japan.

The receptor transporter protein 4 (RTP4) is a receptor chaperone protein that targets class A G-protein coupled receptor (GPCR)s. Recently, it has been found to play a role in peripheral inflammatory regulation, as one of the interferon-stimulated genes (ISGs). However, the detailed role of RTP4 in response to inflammatory stress in the central nervous system has not yet been fully understood.

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Bilateral Fuchs' Superficial Marginal Keratitis Diagnosis and Treatment.

Life (Basel)

December 2024

Department of Ophthalmology and Visual Sciences, Graduate School of Biomedical Sciences, Nagasaki University, Nagasaki 852-8501, Japan.

In this study, we reported two patients with clinical pictures compatible with the diagnosis of bilateral Fuchs' superficial marginal keratitis (FSMK) treated with surgical treatment and anti-inflammatory drugs. The cases suffered from bilateral photophopia, blurred vision, and pseudopterygium with normal intraocular pressure (IOP). Pseudopterygia extended from temporal and nasal sides and had a gray line between the corneal normal epithelium with no lipid deposits.

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Transcriptomic Characterization Reveals Mitochondrial Involvement in Nrf2/Keap1-Mediated Osteoclastogenesis.

Antioxidants (Basel)

December 2024

Department of Dental Pharmacology, Graduate School of Biomedical Sciences, Nagasaki University, 1-7-1, Sakamoto, Nagasaki 852-8588, Japan.

Although osteoclasts play crucial roles in the skeletal system, the mechanisms that underlie oxidative stress during osteoclastogenesis remain unclear. The transcription factor Nrf2 and its suppressor, Keap1, function as central mediators of oxidative stress. To further elucidate the function of Nrf2/Keap1-mediated oxidative stress regulation in osteoclastogenesis, DNA microarray analysis was conducted in this study using wild-type (WT), knockout ( KO), and knockout ( KO) osteoclasts.

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BACKGROUND Recipient hepatic arteries are generally used for arterial reconstructions in living donor liver transplantation. When the hepatic arteries are not feasible, the right gastroepiploic artery is one of the options for arterial reconstructions. In this study, we evaluate the feasibility of using the right gastroepiploic artery and report the analyzed retrospective patient outcomes.

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Annual report on National Clinical Database 2021 for gastroenterological surgery in Japan.

Ann Gastroenterol Surg

January 2025

The Japanese Society of Gastroenterological Surgery Tokyo Japan.

Aim: The Japanese National Clinical Database, which covers more than 95% of the surgeries performed in Japan, is the largest nationwide database. This is the 2021 annual report of the Gastroenterological Section of the National Clinical Database, which aims to present the short-term outcomes of cases registered in 2021 and discuss significant changes and insights into gastroenterological surgeries observed over the decade.

Methods: We reviewed the data of patients registered in the National Clinical Database between 2012 and 2021.

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Detecting the articular disk in magnetic resonance images of the temporomandibular joint using YOLO series.

Dent Mater J

December 2024

Department of Orthodontics and Craniofacial Developmental Biology, Graduate School of Biomedical and Health Sciences, Hiroshima University.

The purpose of this study was to construct an artificial intelligence object detection model to detect the articular disk from temporomandibular joint (TMJ) magnetic resonance (MR) images using YOLO series. The study included two experiments using datasets from different MR imaging machines. A total of 536 MR images were retrospectively examined.

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Sargramostim, a recombinant human granulocyte-macrophage colony-stimulating factor (GM-CSF) inhalation therapy, was recently approved for pharmaceutical use in Japan and shows promise as a treatment for autoimmune pulmonary alveolar proteinosis (APAP). For APAP patients with severe respiratory failure due to advanced lung fibrosis, lung transplantation is also a treatment option; however, APAP may recur after the procedure. Here, we report a case of successful sargramostim inhalation therapy for post-transplant APAP relapse in a patient who underwent living lung transplantation owing to severe fibrosis.

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BACKGROUNDAlthough physical activity is an important outcome in patients with chronic respiratory disease, it has not been characterised in those with non-tuberculous mycobacterial pulmonary disease (NTM-PD). This study aimed to evaluate physical activity and its associated factors in patients with NTM-PD.METHODSThis prospective observational study measured daily step counts using an accelerometer to assess physical activity (steps per day).

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Aberrant immune responses to viral pathogens contribute to pathogenesis, but our understanding of pathological immune responses caused by viruses within the human virome, especially at a population scale, remains limited. We analyzed whole-genome sequencing datasets of 6,321 Japanese individuals, including patients with autoimmune diseases (psoriasis vulgaris, rheumatoid arthritis (RA), systemic lupus erythematosus (SLE), pulmonary alveolar proteinosis (PAP) or multiple sclerosis) and coronavirus disease 2019 (COVID-19), or healthy controls. We systematically quantified two constituents of the blood DNA virome, endogenous HHV-6 (eHHV-6) and anellovirus.

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The laryngeal mound (LM) formed the caudal part of the pharyngeal floor, which varied in position, shape, and length at different ages. This work aimed to study the morphogenesis of the LM in the embryonic and post hatching periods grossly, histologically, and by scanning electron microscopy using forty-eight Japanese quails. The LM primordia appeared on the 8th day of incubation as a raised elevation carried on a deep median symmetrical sulcus (glottis primordium).

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Introduction: The number of female doctors is increasing worldwide, but the percentage of female general surgeons and gastrointestinal surgeons remains low, at only 6% in Japan. Furthermore, in rural areas, the number of doctors is small and training opportunities are limited, and training in surgical techniques is reportedly inadequate compared with urban areas. This study examined the current status and surgical outcomes of colorectal cancer surgery by surgeon sex using a multicenter database in a Japanese rural area.

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Prenatal exposure to polychlorinated biphenyls (PCBs) has a detrimental effect on early cognitive development. Based on these observations, some researchers suggested that prenatal exposure to PCB may be an environmental cause of autism spectrum disorder (ASD). To investigate the potential link between prenatal exposure to PCB, we analyzed the link between the level of prenatal PCB exposure and ASD risk evaluated at 18 months of age and behavioral problems at 5 years old based on longitudinal birth cohort data collected in urban areas in Japan based on the data from 115 mother-infant pairs.

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A 63-year-old woman undergoing peritoneal dialysis (PD) presented to our hospital with abdominal pain, diarrhea, and cloudy PD effluent. An elevated white blood cell count in the PD effluent led to a diagnosis of PD-associated peritonitis. She was subsequently started on intraperitoneal cefazolin and ceftazidime, after which her condition improved rapidly.

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Objectives: Little is known about how various treatments impact the progression of interstitial lung disease (ILD) in rheumatoid arthritis (RA) patients. Here, we compared ILD progression in RA patients treated with Janus kinase inhibitors (JAKi) or biological disease-modifying anti-rheumatic drugs (bDMARDs). experiments were also performed to evaluate the potential effects of the drugs on epithelial-mesenchymal transition (EMT), a key event in pulmonary fibrosis.

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Utility values of responders and nonresponders are essential inputs in cost-effectiveness studies of radiation therapy for painful bone metastases but, to our knowledge, they have not been reported separately. We sought to determine the utility values of responders and nonresponders using data from a prospective observational study on bone metastases. The original prospective observational study was conducted at 26 centers in Japan.

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Background: Lateral pelvic lymph node dissection (LPND) is a challenging surgical technique with complex anatomy and narrow pelvic manipulation. The outcomes of robotic and laparoscopic surgery for LPND are still unclear.

Methods: We retrospectively reviewed 169 consecutive patients who underwent rectal cancer surgery with LPND between 2016 and 2023.

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Effects of Au Addition on the Performance of Thermal Electronic Noses Based on Porous CuO-SnO Nanospheres.

Nanomaterials (Basel)

December 2024

Graduate School of Integrated Science and Technology, Nagasaki University, 1-14 Bunkyo-machi, Nagasaki 852-8521, Japan.

The electronic nose is an increasingly useful tool in many fields and applications. Our thermal electronic nose approach, based on nanostructured metal oxide chemiresistors in a thermal gradient, has the advantage of being tiny and therefore integrable in portable and wearable devices. Obviously, a wise choice of the nanomaterial is crucial for the device's performance and should therefore be carefully considered.

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Background/objectives: Sleep disorders, such as short sleep, are common comorbidities in individuals with autism spectrum disorder (ASD). Sleep quality and duration are directly associated with quality of life (QOL). Clarifying the influence of ASD on the association between short sleep duration and life satisfaction is an efficient way to improve the QOL of patients with ASD.

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Chronic Fatigue Syndrome (CFS) is a complex disorder characterized by prolonged, unexplained fatigue and challenging diagnosis. We report the case of a 35-year-old Japanese woman with CFS who had experienced chronic fatigue since the age of 11 years. Despite treatment with modafinil, methylphenidate, levocarnitine, and ubiquinone, the symptoms persisted.

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Introduction: Despite the ongoing efforts to refine treatment durations and methods for patients with chronic pulmonary aspergillosis, the clinical use of antifungal agents remains unclear. This study aimed to describe the treatment practices, trajectories, and prognoses of newly diagnosed patients with chronic pulmonary aspergillosis.

Methods: Data from a longitudinal database from hospitals in Japan was used.

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