Publications by authors named "Takeuchi J"

Background/objectives: Metabolic dysfunction-associated steatotic liver disease (MASLD) is an important common comorbidity in subjects with type 2 diabetes, and liver fibrosis is a factor directly related to its prognosis. Glucagon-like peptide-1 receptor agonists are useful treatment options for MASLD; however, the efficacy of oral semaglutide in treating liver steatosis/fibrosis has not been fully elucidated.

Methods: A secondary analysis of a multicenter, retrospective, observational study investigating the efficacy and safety of oral semaglutide in Japanese subjects with type 2 diabetes in a real-world clinical setting (the Sapporo-Oral SEMA study) was conducted.

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Rituximab (RTX) has been reported to effectively maintain remission in anti-neutrophil cytoplasmic antibody-associated vasculitis (AAV). In this multicenter study involving 57 patients who achieved remission after 24 weeks, we evaluated the effectiveness of RTX in maintaining remission in patients with AAV. Patients were divided into three groups based on RTX administration: continuous, induction phase-only, and maintenance phase-only groups.

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This study aimed to evaluate the changes in cytokine levels in the aqueous humor and factors of treatment resistance following intravitreal faricimab injection in treatment-naïve patients with neovascular age-related macular degeneration. A total of 32 eyes were analyzed before and after a single faricimab injection. Although the best-corrected visual acuity (BCVA) showed no significant improvement, the mean central retinal thickness decreased significantly by 73.

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To present a surgical technique that combines an inverted internal limiting membrane (ILM) flap and subretinal injection of balanced salt solution for the closure of chronic macular holes (MH). Two cases are presented. A 74-year-old man and a 63-year-old woman presented with decreased visual acuity (VA) of 20/600 and 20/200, respectively, resulting from a chronic MH.

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Diclofenac etalhyaluronate (DF-HA) sustained diclofenac release with the effects of hyaluronic acid (HA), offering long-term analgesia in osteoarthritis. In this study, the effects of DF-HA on pain improvement and osteoarthritis were evaluated in a rat knee monoiodoacetate-induced osteoarthritis model compared to HA. Eight rats per group had been injected with monoiodoacetate (2.

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Chorioretinal folds are observed after vitrectomy due to ocular collapse caused by low intraocular pressure. The purpose of this study is to investigate the relationship between the postoperative hypotony, chorioretinal folds, and the fundus autofluorescence (FAF) findings. Two-hundred-and-seventy consecutive eyes that had undergone 25- or 27-gauge vitrectomy were examined.

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Macaque restricts hepatitis B virus (HBV) infection because its receptor homologue, NTCP (mNTCP), cannot bind preS1 on viral surface. To reveal how mNTCP loses the viral receptor function, we here solve the cryo-electron microscopy structure of mNTCP. Superposing on the human NTCP (hNTCP)-preS1 complex structure shows that Arg158 of mNTCP causes steric clash to prevent preS1 from embedding onto the bile acid tunnel of NTCP.

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Article Synopsis
  • The study aimed to develop guidelines for antibiotic use during tooth extractions in cancer patients on denosumab, as there's a risk of medication-related osteonecrosis of the jaw (MRONJ).
  • It analyzed 68 cancer patients' antibiotic administration practices and their correlation with MRONJ after tooth extractions over a 10-year period.
  • Results showed a lot of inconsistency in antibiotic usage among hospitals, with amoxicillin being the most common; however, no significant link between MRONJ occurrence and the dosage or duration of amoxicillin was identified, suggesting a single preoperative dose may be sufficient.
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Eight peaks of coronavirus disease 2019 (COVID-19) outbreak occurred in Japan, each associated with severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) variants of concern. The National Epidemiological Surveillance of Infectious Diseases (NESID) analyzed viral genome sequences from symptomatic patients and submitted the results to GISAID. Meanwhile, commercial testing services occasionally sequence samples from asymptomatic individuals.

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Purpose: To examine the changes in aqueous humor cytokine levels and clinical outcomes of switching from aflibercept to faricimab in eyes with neovascular age-related macular degeneration (nAMD).

Methods: Fifty-four eyes of 54 patients with AMD undergoing treatment with aflibercept under a treat-and-extend (TAE) regimen were switched to faricimab and studied prospectively. Best-corrected visual acuity (BCVA; in logarithm of the minimum angle of resolution), central retinal thickness (CRT), central choroidal thickness (CCT), and exudative status were analyzed using optical coherence tomography.

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Article Synopsis
  • The study evaluates the effectiveness of swept-source optical coherence tomography angiography (SS-OCTA) in distinguishing various macular diseases without using indocyanine green angiography (ICGA).
  • It involves a review of 63 eyes from patients with treatment-naive neovascular age-related macular degeneration (AMD) and finds that SS-OCTA accurately identifies conditions like nonpolypoidal macular neovascularization (MNV) and polypoidal choroidal vasculopathy (PCV) with high sensitivity and specificity.
  • The results suggest that SS-OCTA can be a viable alternative to ICGA for diagnosing these macular diseases, offering a reliable method for ophthalmologists to make decisions.
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Background: Previous studies have reported conflicting results regarding the effects of childhood swimming on respiratory allergic symptoms. We investigated the relationship between swimming and respiratory allergic symptoms in schoolchildren.

Methods: A questionnaire regarding participation in sports club activities and respiratory allergic symptoms in schoolchildren was distributed to the parents of all 6853 public school students (aged 6-14 years) in Omihachiman City, Shiga, Japan.

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Purpose: This study evaluated the long-term outcomes of eyes with neovascular age-related macular degeneration (nAMD) treated with aflibercept according to a treat-and-extend (T&E) regimen for up to 5 years. Methods This retrospective study included 112 eyes of 111 patients with nAMD who received aflibercept according to the T&E regimen. The patients received 3 monthly injections of aflibercept followed by a T&E regimen for at least 12 months.

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Context: Whether continuation of dipeptidyl peptidase-4 inhibitors (DPP-4is) or switching to oral semaglutide is more beneficial for β-cell function is unclear.

Objective: To assess the efficacy of switching from DPP-4is to oral semaglutide for β-cell function compared with DPP-4i continuation.

Methods: Post hoc analysis of SWITCH-SEMA 2, a multicenter prospective randomized controlled trial on the switch to oral semaglutide vs DPP-4i continuation without dose adjustment for 24 weeks in subjects with type 2 diabetes treated with DPP-4is, was conducted.

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Background: During the mumps outbreak in Japan in 2016, 159,031 cases were reported. In a survey conducted in 2015, mumps vaccination rates for the first dose were 30%-40%. However, the rates for two or more doses were not determined.

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Oral semaglutide has potent anti-hyperglycemic efficacy in phase III trials. However, the complicated dosing instructions hamper to use this drug; therefore, we evaluated the efficacy and safety of oral semaglutide in subjects with type 2 diabetes in a real-world clinical setting. In this multi-center retrospective observational study, we analyzed subjects with type 2 diabetes newly treated with an oral semaglutide for >6 months at four medical centers located in Sapporo, Japan.

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The LAMPdirect Genelyzer KIT allows for the detection of SARS-CoV-2 RNA in saliva samples with a loop-mediated isothermal amplification (LAMP) method and generates results within 20 min. It has been approved by the Pharmaceuticals and Medical Devices Agency in Japan. In this study, the performance of the LAMPdirect Genelyzer KIT was compared with that of the RT-qPCR reference method using 50 nasopharyngeal swabs and 100 saliva samples.

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Delays in clearance and rapid evolution of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) have been reported in immunocompromised patients. We encountered a case of recurrent, multi-mutational SARS-CoV-2 infection in a 40-year-old man with severe immunodeficiency due to Good syndrome. The patient had not received the SARS-CoV-2 vaccination.

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This study aimed to investigate the effects of the coronavirus disease 2019 (COVID-19) pandemic on patients with diabetes mellitus using patient-rated outcome measures focusing on hand function and quality of life, as well as patients' mobility, self-care, usual activities, pain/discomfort, and anxiety/depression. It was a part of a longitudinal research involving patients with diabetes mellitus living in Sapporo, Japan. Among the 594 patients surveyed before the COVID-19 pandemic from March to June 2019, 417 patients who could be re-surveyed from March to June 2021 were included.

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Introduction: Recent advances in chemotherapy have resulted in successful conversion surgery (CS) for clinical stage (cStage) IVB gastric cancer (GC). This study aimed to evaluate the success rate of CS in clinical practice and determine optimal treatment strategies.

Methods: Totally, 166 patients with cStage IVB gastric and gastroesophageal junction adenocarcinoma, who underwent chemotherapy at Hyogo Medical University Hospital between January 2017 and June 2022, were included.

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Article Synopsis
  • The study aimed to determine if switching from DPP-4 inhibitors to oral semaglutide improves blood sugar control in type 2 diabetes patients more effectively than continuing DPP-4 inhibitors.
  • Over 24 weeks, significant improvements in HbA1c levels, body weight, and other metabolic markers were observed in participants who switched to semaglutide compared to those who remained on DPP-4 inhibitors.
  • While semaglutide showed clear benefits, some participants experienced gastrointestinal issues, indicating that such side effects need to be monitored in treatment plans.
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The plant hormone abscisic acid (ABA) plays a critical role in various environmental stress responses and has long been expected to be used in agriculture. However, the practical use of ABA has been limited, mainly because of its photoinstability and rapid biodegradation. We previously developed photostable ABA agonists, BP2A and Me 1',4'--diol BP2A, in which the dienoic acid side chain of ABA was replaced with phenylacetic acid.

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Purpose: To investigate the incidence of intraocular inflammation (IOI) and its risk factors following intravitreal injections of brolucizumab for neovascular age-related macular degeneration in Japan.

Methods: A total of 1,351 Japanese consecutive patients with neovascular age-related macular degeneration who were treated with brolucizumab from May 2020 to May 2022 at 14 institutions were examined. The variables analyzed were the number of brolucizumab injections, time to onset of IOI, and risk factors.

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Sall1 and Sall4 (Sall1/4), zinc-finger transcription factors, are expressed in the progenitors of the second heart field (SHF) and in cardiomyocytes during the early stages of mouse development. To understand the function of Sall1/4 in heart development, we generated heart-specific Sall1/4 functionally inhibited mice by forced expression of the truncated form of Sall4 (ΔSall4) in the heart. The ΔSall4-overexpression mice exhibited a hypoplastic right ventricle and outflow tract, both of which were derived from the SHF, and a thinner ventricular wall.

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Article Synopsis
  • - The study analyzes drug use trends among Australian gay and bisexual men (GBM) from 2012 to 2021, focusing on recent and frequent use of party drugs, and its potential link to HIV transmission risk.
  • - Results indicate an increase in any recent drug use from 58.4% in 2012 to 64.1% in 2021, while frequent party drug use remained low (under 3%).
  • - Frequent party drug users were found to engage in significantly higher-risk sexual behaviors (like condomless anal intercourse) compared to non-users, suggesting that party drug use still poses a notable HIV transmission risk among this population.
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