Publications by authors named "Wada H"

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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Animal models of N-butyl-N-(4-hydroxy butyl) nitrosamine (BBN)-induced urothelial carcinoma (UC), particularly bladder cancer (BC), have long been established. However, the rare incidence of BBN-induced upper urinary tract UC (UTUC), which originates from the same urothelium as BC, remains elusive. The scarcity of animal models of UTUC has made it challenging to study the biology of UTUC.

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: Routine activated partial thromboplastin time (APTT) and prothrombin time (PT) measurements do not indicate hypercoagulability in patients with acute myocardial infarction (AMI) and acute cerebral infarction (ACI). : Hypercoagulability in patients with AMI or ACI was evaluated using a clot waveform analysis of the APTT or a small amount of tissue factor activation assay (sTF/FIXa). In the CWA, the derivative peak time (DPT), height (DPH), width (DPW), and area the under the curve (AUC) were evaluated.

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AbstractAt certain intensities and durations, environmental stressors during development can result in changes in physiology that prepare organisms for future stressful conditions. Such plasticity can allow organisms to maintain good condition when confronted with a poor environment, potentially conferring an advantage in fitness. However, the physiological changes underlying these adaptive phenotypic adjustments are understudied.

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Background: Segmentectomy has been recognized as the standard procedure for small peripheral lung cancer; however, it has been shown that loco-regional relapse is more common with segmentectomy than with lobectomy. This study aims to investigate the long-term outcomes and loco-regional relapse patterns in patients with clinical stage IA (c-IA) non-small cell lung cancer (NSCLC) after segmentectomy and compare them with those after lobectomy.

Methods: We retrospectively compared the long-term outcomes of 115 patients who underwent segmentectomy for c-IA NSCLC with those of 292 patients who underwent lobectomy between January 2008 and December 2015.

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The Japanese Society on Thrombosis and Hemostasis (JSTH) published the first-ever disseminated intravascular coagulation (DIC) guidelines in 2009. Fifteen years later, the JSTH developed new guidelines covering DIC associated with various underlying conditions. These guidelines were developed in accordance with the GRADE system to determine the strength of the recommendations and certainty of the evidence.

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Disseminated intravascular coagulation (DIC) associated with hematologic malignancies, particularly acute promyelocytic leukemia (APL), is characterized by marked fibrinolytic activation, which leads to severe bleeding complications. Therefore, appropriate diagnosis and management of DIC are crucial for preventing bleeding-related mortality. However, to date, no clinical guidelines have specifically addressed hematologic malignancy-associated DIC.

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Vertebrates acquired various novel traits that were pivotal in their morphological evolution. Domain shuffling, rearrangements of functional domains between genes, is a key molecular mechanism in deuterostome evolution. However, comprehensive studies focusing on early vertebrates are lacking.

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Article Synopsis
  • Different traits of zebra finches show varying abilities to recover from stress caused by circadian rhythm disruptions, particularly from constant artificial light exposure.
  • The study revealed that while body mass and baseline glucose levels in light-exposed birds initially increased, they returned to normal after a 12-day recovery period, indicating potential resilience.
  • Despite no significant changes in baseline corticosterone levels or stress reactivity throughout the experiment, light-exposed birds had higher amounts of glucocorticoid receptors at death, suggesting a complex relationship between physiological response and stress resilience.
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Transmembrane-4 L-six family member-1 (TM4SF1) is a small cell surface glycoprotein that is highly and selectively expressed on endothelial cell and mesenchymal stem cell surfaces. TM4SF1 regulates cellular functions by forming protein complexes called TMED (TM4SF1-enriched microdomains) that either recruit growth-factor activated proteins and internalize them via microtubules to distribute the recruited molecules intracellularly or support the formation of nanopodia for intercellular interactions extracellularly. Through a genetically manipulated mouse model for global gene knockout, we demonstrate here that TM4SF1 is essential for blood vessel development.

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  • Researchers created specific titanosiloxane molecules featuring titanium (Ti) centers arranged in a tetrahedral shape using siloxane cages with monosilanol functional groups as the base.
  • The titanium sites in these molecules were enhanced with -OSi(OSi) units, similar to those found in Ti-containing zeolites.
  • These synthesized titanosiloxane molecules serve as valuable models for studying titanium-supported silica-based catalysts.
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Objective: Contrast-induced encephalopathy (CIE) is a rare but severe complication that can occur following intravascular treatment of intracranial vascular disease. Although CIE is considered a transient neurological disorder, its natural history, pathophysiology, and risk factors are poorly understood. Contrast leakage (CL) is a more frequently observed adverse event than CIE and can lead to CIE.

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Adipose tissue and bacterial flora are involved in metabolism in the human body. However, the relationship between the two remains unclear. Recently, the presence of circulating bacterial DNAs has been reported.

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  • Older patients with heart failure (HF) experience a higher risk of developing pneumonia, which contributes to increased mortality rates.
  • A study of 1,266 hospitalized patients aged 65 and older found that those with low muscle strength were significantly more likely to develop pneumonia post-discharge.
  • Low muscle strength was identified as a strong predictor of pneumonia and associated with a fourfold increased risk of death after pneumonia onset.
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Objectives: The Asian Working Group for Sarcopenia in 2019 (AWGS 2019) emphasized muscle mass measurements. In contrast, the Sarcopenia Definitions and Outcomes Consortium (SDOC) prioritizes functional strength and mobility. Therefore, this study aimed to compare the prognostic utility of the SDOC and AWGS 2019 criteria for all-cause mortality in older patients with heart failure.

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Background: According to the gene-environment interactions (GEi) concept, the mechanism of health impairment can be explained by genetic factors, environmental factors, or their interaction. Physical and mental health effects resulting from environmental exposure may be classified either as toxicity, immune response, and allergic reaction. Moreover, despite the already established therapeutic approaches to bronchial asthma and decreasing mortality due to bronchial asthma, patients with difficult and severe asthma are increasing in number.

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Background: Laparoscopic surgery for gastric cancer has become widely used; minimally invasive surgery has become the mainstream of treatment. This randomized controlled trial (RCT) aimed to compare long-term quality of life (QoL) and weight loss rates in patients who underwent single-port laparoscopic gastrectomy (SLG) or multi-port laparoscopic gastrectomy (MLG) for gastric cancer.

Methods: This single-center RCT compared MLG and SLG in patients with clinical stage I gastric cancer, all of which underwent distal gastrectomy between April 2016 and September 2018.

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Incomplete differentiation of the mitral valve structures during fetal life results in the papillary muscles and tendon cords becoming hypoplastic, a condition termed undifferentiated papillary muscles (UDPM). This fetal abnormality causes a group of diseases that cause mitral valve dysfunction in adult life. Here, we report a case of UDPM centered on the medial posterior apex in which detailed morphological abnormalities were diagnosed preoperatively using echocardiography and three-dimensional computed tomography (3DCT) analysis, contributing to plastic surgery.

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Article Synopsis
  • The study explores the prevalence of cachexia, sarcopenia, and malnutrition in older patients with heart failure (HF) using definitions from the Asian Working Group for Cachexia (AWGC) and other criteria, finding that AWGC-defined cachexia was the most common condition.
  • Among the 861 patients analyzed, cachexia was present in 74.1%, while other conditions showed lower prevalence rates.
  • The results indicated that AWGC-defined cachexia was not significantly linked to all-cause mortality in these patients, contrasting with stronger associations found for cachexia according to Evans' criteria, sarcopenia, and malnutrition.
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  • This study aimed to evaluate the real-world impact of radiotherapy for bone metastases on patients' quality of life (QOL) using data from 26 centers in Japan.
  • Out of 333 patients receiving treatment, 232 were included, and their QOL was assessed at enrollment and followed up at two and six months using standardized questionnaires.
  • Results showed significant improvements in several QOL areas, especially pain and insomnia, indicating that radiotherapy can positively affect some aspects of patient well-being in practice.
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Background: Anticoagulation therapy for atrial fibrillation (AF) has undergone major changes following the introduction of direct oral anticoagulants (DOAC) in 2011. However, the transition of anticoagulation therapy for AF patients with severe renal dysfunction remains to be elucidated.

Methods And Results: Follow-up data, including creatinine clearance (CrCl), were available for 3,706 patients in the Fushimi AF Registry.

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