Publications by authors named "Asanuma K"

Thrombomodulin is predominantly expressed on vascular endothelial cells and modulates endothelial cell functions by interacting with multiple ligands. The specific thrombomodulin receptor or cofactor active on the endothelial cell surface remains elusive. This study aims to identify interacting partners of thrombomodulin on endothelial cells.

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Background/aim: Cryoablation is a new, minimally invasive option for local tumor therapy that is attracting attention due to its potential interactions with the immune system. The purpose of this study was to evaluate the efficacy of cryoablation for local control of bone and soft tissue lesions, to elucidate risk factors for recurrence, and to clarify histological changes.

Patients And Methods: Participants comprised 25 patients who underwent cryoablation for 53 discrete lesions of bone or soft tissue recurrence after resection or as metastases of cancer or sarcoma.

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  • The study explores how immunoadsorption plasmapheresis (IA) affects the levels of myeloid-derived suppressor cells (MDSCs), which may help in managing autoimmune diseases.
  • It involved 21 patients with autoimmune neurological conditions and 8 healthy participants, measuring immune cell types and inflammatory markers before and after IA treatment.
  • Results showed that IA significantly increased the number of specific MDSCs and reduced clinical symptoms in certain patients, suggesting IA may help mitigate autoimmune responses and tissue damage.
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  • Osteochondromas are benign growths typically found in the long bones' metaphyseal region, with a very low risk of turning malignant, although cases of transformation to osteosarcoma are rare.
  • A 66-year-old woman experienced abdominal pain leading to the discovery of osteosarcoma derived from osteochondromas in her right iliac bone; after chemotherapy and surgical removal, pathology confirmed the diagnosis.
  • Three years post-surgery, the patient showed no signs of cancer recurrence or metastasis and regained the ability to walk unaided, but ongoing monitoring is advised.
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Aim: Patient education is crucial for preventing chronic kidney disease (CKD) progression, but adequate educational time is not always available in standard nephrology outpatient clinics. However, usefulness of educational materials provided by healthcare providers in educational settings has been reported. This study aimed to compare the efficacy of pamphlet and video materials in increasing CKD knowledge at a nephrology clinic using waiting time.

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  • A nationwide study in Japan investigated the cancer risk associated with different lengths of Barrett's esophagus (BE) among 33,478 subjects who underwent endoscopy between 2013 and 2017, with follow-ups until 2022.
  • The findings showed that the incidence of esophageal adenocarcinoma increased with the length of BE, with higher risks for those with BE lengths of 1-3 cm and ≥3 cm.
  • The study highlights the importance of considering the length of BE in managing patients, as longer BE is correlated with a greater cancer risk.
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  • Malignant chest wall tumors require extensive resection and careful reconstruction, using vascularized tissue for both soft tissue and bone defects, with this study assessing how different reconstruction strategies impact complications.
  • The research analyzed data from 45 patients who underwent 52 operations, categorizing tumors into superficial and deep types and examining outcomes based on the chosen reconstruction method.
  • Results showed a local recurrence-free survival rate of 83.9% at 5 years, but a surgical complication rate of 11.5%, notably higher in deep tumors that required flap transfers, with these strategies being key risk factors for complications.
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Glyphosate is a widely used herbicide that is generally considered safe; however, acute kidney injury (AKI) caused by glyphosate ingestion can be severe and require hemodialysis. We present a unique case of a 68-year-old Japanese man who developed AKI after accidental ingestion of glyphosate and required hemodialysis. Based on the clinical presentation and findings, the patient was diagnosed with renal AKI with severe tubulointerstitial damage.

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(1) Background: Exosomal PD-L1 has garnered attention owing to its role in instigating systemic immune suppression. The objective of this study is to elucidate whether bone and soft tissue sarcoma cells possess the capacity to secrete functionally active exosomal PD-L1 and whether radiotherapy (RT) induces the exosomal PD-L1 release. (2) Methods: Human osteosarcoma cell line 143B and human fibrosarcoma cell line HT1080 were utilized.

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Background: Prompt histopathological diagnosis with accuracy is required for soft tissue sarcomas (STSs) which are still challenging. In addition, the advances in artificial intelligence (AI) along with the development of pathology slides digitization may empower the demand for the prediction of behavior of STSs. In this article, we explored the application of deep learning for prediction of prognosis from histopathological images in patients with STS.

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  • The study examines the link between the ALDH2 genetic variant and gastric cancer risk in hazardous drinkers, determined by the AUDIT assessment.
  • A total of 246 men were analyzed, with 193 having the more active ALDH2 variant and 53 with the less active variant, revealing that the latter had a significantly higher incidence of gastric cancer.
  • Interestingly, even though the less-active ALDH2 group drank less alcohol, they still faced a greater risk of gastric cancer compared to the active ALDH2 group.
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Hair shape affects the frictional properties and tactile sensation of hair. In this study, we evaluated the friction associated with the rubbing of straight, curly, or wavy hair by a contact probe equipped in a sinusoidal motion friction evaluation system. This system provides dynamic information such as the velocity dependence and hysteresis of the frictional force.

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Small-cell lung cancer (SCLC) is an aggressive cancer for which immune checkpoint inhibitors (ICI) have had only limited success. Bispecific T-cell engagers are promising therapeutic alternatives for ICI-resistant tumors, but not all patients with SCLC are responsive. Herein, to integrate CD137 costimulatory function into a T-cell engager format and thereby augment therapeutic efficacy, we generated a CD3/CD137 dual-specific Fab and engineered a DLL3-targeted trispecific antibody (DLL3 trispecific).

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We present the case of a 61-year-old man who developed nephrotic syndrome as a result of syphilis-associated secondary membranous nephropathy (MN). The patient showed nephrotic syndrome remission following antibiotic treatment for syphilis alone. Pathologically, the target antigen of immune complexes accumulated on glomerular basement membranes (GBM) in secondary MN caused by syphilis has been reported to be neuron-derived neurotrophic factor (NDNF).

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Introduction: Musculoskeletal transfer for chest wall tissue defects is a crucial method, and pedicled flaps around the chest wall are preferred in terms of location and simplicity of transfer. These require special care because of complications such as partial necrosis, fistula, wound dehiscence, infection, hematoma and restricted function of the arm or shoulder. However, studies of respiratory function are rare.

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  • Glomerulonephritis is common in ANCA-associated vasculitis and significantly impacts patient outcomes; this study focuses on Japanese patients to develop a new prognostic score for kidney health.
  • The research involved 221 patients undergoing kidney biopsies, analyzing various kidney lesions, and validating existing scoring systems for predicting kidney disease progression.
  • A new scoring system called the Percentage of ANCA Crescentic Score (PACS) was created, which effectively predicts the risk of end-stage kidney disease and demonstrates comparable results to established scores.
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Background: Sarculator is a validated nomogram designed to predict overall survival (OS) in extremity soft tissue sarcoma (STS). Inflammation plays a critical role in cancer development and progression. There were no reports which investigated the relationship between Sarculator and inflammation.

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Background/aim: 5-Aminolevulinic acid (5-ALA) is a natural amino acid and a precursor of protoporphyrin IX (PpIX). Following light irradiation, the PpIX generates reactive oxygen species (ROS) in the presence of oxygen. Increased ROS levels can cause apoptotic cell death and necrosis of targeted cancer cells.

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  • Osteosarcoma (OS) is a common and aggressive bone cancer, necessitating the development of new treatment strategies since existing therapies have been stagnant since the 1970s.
  • The study tested the combination of Pazopanib (PZP) with various compounds and found that crizotinib (CRZ) was the most effective partner, leading to improved anti-tumor effects in both cell lines and mouse models.
  • Results showed that the combination treatment resulted in reduced levels of specific cancer-related proteins and increased markers of apoptosis, suggesting that this dual therapy could enhance clinical outcomes for OS patients.
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  • The organization of cell populations in the kidneys is essential for understanding both healthy and diseased states, but traditional 2D tissue analysis can lead to missed details and selection bias.
  • This study introduces advanced 3D imaging methods, such as CUBIC and ScaleS clearing protocols, that enable a detailed examination of kidney tissues, revealing more about their structure and composition than 2D methods.
  • By applying these 3D techniques to previously collected kidney biopsy specimens, the research demonstrates the potential for enhanced diagnostics and better understanding of kidney conditions.
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BACKGROUND Immunoglobulin A (IgA) vasculitis is a systemic vasculitis that involves the small vessels. It is mainly characterized by skin symptoms such as purpura, arthritis/arthralgia, abdominal symptoms, and nephropathy, which are caused by IgA adherence to the vessel walls. Herein, we report the case of an advanced non-small cell lung cancer (NSCLC) and a purpuric skin rash of the legs that developed during fourth-line chemotherapy with tegafur/gimeracil/oteracil (S-1).

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C-reactive protein (CRP) is a useful predictor of poor survival in patients with several types of cancer because inflammation is strongly associated with cancer progression. The production of CRP in hepatocytes appears to be primarily induced at the transcriptional level following the elevation of circulating interleukin-6 (IL-6), which is produced by various cell types, including cancer cells and cancer-associated fibroblasts. Serum CRP levels are associated with serum IL-6 levels in patients with soft tissue sarcoma (STS).

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Background/aim: Cancer/testis antigens (CTAs) are well-known molecular targets with expression restricted to testicular germ cells and malignant tumors. T-cell receptor (TCR)-engineered T-cell (TCR-T) therapy against CTAs in patients with sarcoma has shown substantial progress, but resistance to TCR-T therapy remains a critical problem. In this report, we present a case of synovial sarcoma treated with TCR-T therapy targeting the New York-esophageal squamous cell carcinoma (NY-ESO)-1 protein.

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Paragangliomas are neural-crest-derived nonepithelial neuroendocrine tumors distributed along the parasympathetic and sympathetic nerves. To our knowledge, no studies were reported regarding sinus arrest on day 4 after paraganglioma resection. A 66-year-old female patient with a history of pulmonary vein isolation visited our department for sigmoid colon cancer treatment.

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Background: Emicizumab, a factor (F) VIIIa-function mimetic bispecific antibody (BsAb) to FIXa and FX, has become an indispensable treatment option for people with hemophilia A (PwHA). However, a small proportion of PwHA still experience bleeds even under emicizumab prophylaxis, as observed in the long-term outcomes of clinical studies. A more potent BsAb may be desirable for such patients.

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