Publications by authors named "Hanaoka H"

The effect of antibodies elicited by bivalent mRNA vaccines (original and omicron BA.1) on preventing coronavirus disease 2019 (COVID-19) onset in the presence of the XBB variant remains unknown. A prospective cohort study conducted at Chiba University Hospital examined healthcare workers who received their sixth vaccination with the Pfizer-BioNTech COVID-19 bivalent mRNA vaccine (original and omicron BA.

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Background: Cognitive behavioral therapy for psychosis (CBTp) is not sufficiently widespread in clinical practice, although evidence has been presented.

Objective: The purpose of this study was to explore whether one-on-one videoconference-based CBTp (vCBTp) is more effective than usual care (UC) alone for improving psychiatric symptoms in patients with schizophrenia attending outpatient clinics.

Methods: In this exploratory randomized controlled trial, patients with schizophrenia and schizoaffective disorders who were still taking medication in an outpatient clinic were randomly assigned to either the vCBTp plus UC group (n=12) or the UC group (n=12).

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Unlabelled: Watanabe T, Hirowatari H, Tokura Y, Takeda K, Hanaoka H. A 30-day kendama program for community-dwelling elderly: Effects on participants' physical and cognitive functions and the practicality of the program. Jpn J Compr Rehabil Sci 2024; 15: 34-41.

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  • The study investigates how effective dapagliflozin, an SGLT-2 inhibitor, is in improving kidney function for patients with rheumatic musculoskeletal diseases and chronic kidney disease (CKD).
  • A retrospective analysis of 43 patients showed a significant improvement in their estimated glomerular filtration rate (eGFR) after more than a year of dapagliflozin treatment.
  • Factors linked to a better response include lower inflammation (indicated by C-reactive protein levels), increased use of angiotensin II receptor blockers (ARBs), and less use of tacrolimus.
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  • - Inflammatory bowel disease (IBD), particularly ulcerative colitis and Crohn's disease, causes both intestinal inflammation and extra-intestinal issues like spondyloarthritis, with current treatments having limitations.
  • - Janus kinase inhibitors, such as upadacitinib and tofacitinib, have shown effectiveness in treating IBD and associated spondyloarthritis, though their impact specifically on Crohn's disease-related spondyloarthritis was previously unexamined.
  • - The presentation of two successful cases of Crohn's disease-related peripheral spondyloarthritis treated with upadacitinib, alongside a literature review, indicates a promising future for Janus kinase inhibitors as a new treatment option for both
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  • Osteosarcoma is a prevalent bone cancer with a high chance of spreading, and while chemotherapy has improved prognosis, survival rates have not significantly advanced recently, particularly for metastatic cases.
  • Near-infrared photoimmunotherapy (NIR-PIT) is a targeted cancer treatment that can induce cell death and potentially spread its effects to metastatic sites, making it a promising option for both primary and metastatic osteosarcoma.
  • This study found that NIR-PIT, which targets the epidermal growth factor receptor (EGFR), causes significant tumor cell death, induces immune responses, and reduces tumor growth in mice, indicating its potential as a new treatment approach for osteosarcoma.
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  • - Recent advancements in positron emission tomography (PET) tracers have improved our ability to image brain inflammation and neurotransmitter systems, aiding in the treatment of neurodegenerative and psychiatric disorders.
  • - Innovative tracers in cancer research allow for detailed imaging of tumors’ metabolic and molecular features, essential for personalized therapies and monitoring treatment responses like radiotherapy.
  • - New tracers have been created not just for neurological and oncological uses, but also for other medical applications such as adrenal imaging, amyloidosis detection, and HIV infection assessment.
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Objective: There is a pressing need to understand the pathogenesis of histologic findings and identify the biomarkers for predicting the histologic severity in lupus nephritis (LN). This study aimed to identify the pathogenic signal pathway and elucidate urinary biomarkers for predicting the presence or severity of histologic findings in LN.

Methods: Urine samples from patients with biopsy-proven active LN were screened for 1,305 proteins using an aptamer-based proteomic assay.

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  • Eosinophilic granulomatosis with polyangiitis (EGPA) is a complex condition that complicates diagnosis due to its diverse symptoms, as illustrated by a 59-year-old woman with asthma and sinusitis who presented with rare skin blisters and nerve issues.
  • Medical examinations showed elevated eosinophils, a specific antibody related to neutrophils, and signs of small vessel inflammation, leading to the diagnosis of EGPA.
  • Treatment with glucocorticoids and cyclophosphamide resulted in significant improvement, highlighting the importance of recognizing unusual skin lesions for early diagnosis and intervention to prevent serious complications.
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Background: Persons with dementia in nursing homes often experience cognitive decline (e.g., memory and visuospatial/construction problems), behavioural and psychological symptoms of dementia (BPSD), and impaired activities of daily living.

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Near-infrared photoimmunotherapy (NIR-PIT) is a new cancer therapy that uses NIR light and conjugates of a tumor-targeting monoclonal antibody and phthalocyanine dye. In clinical practice, frontal and cylindrical diffusers are the only options for NIR illumination. However, illumination in a narrow space is technically difficult with such diffusers.

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  • Insomnia is commonly treated with cognitive-behavioral therapy (CBT), but there’s a shortage of trained therapists; hence, a digital CBT app named IIIP MED: Sleepy Med was developed for patients with insomnia.
  • An exploratory randomized controlled trial (RCT) will compare the effectiveness and safety of this digital CBT approach with the medication zolpidem tartrate over a 5-week period, involving 30 participants diagnosed with insomnia.
  • The study aims to assess changes in sleep onset latency and other sleep-related outcomes, with ethical approval obtained and results expected to be published in international journals.
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Introduction: Therapy-induced senescent cancer and stromal cells secrete cytokines and growth factors to promote tumor progression. Therefore, senescent cells may be novel targets for tumor treatment. Near-infrared photoimmunotherapy (NIR-PIT) is a highly tumor-selective therapy that employs conjugates of a molecular-targeting antibody and photoabsorber.

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Japan is lagging in cervical cancer prevention. The effectiveness of a self-sampling human papillomavirus (HPV) test, a possible measure to overcome this situation, has not yet been evaluated. A randomized controlled trial was performed to evaluate the effectiveness of a self-sampling HPV test on detection of cervical intraepithelial neoplasia grade 2 or worse (CIN2+) and screening uptake.

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Purpose: Auto-antibodies (auto-abs) to type I interferons (IFNs) have been identified in patients with life-threatening coronavirus disease 2019 (COVID-19), suggesting that the presence of auto-abs may be a risk factor for disease severity. We therefore investigated the mechanism underlying COVID-19 exacerbation induced by auto-abs to type I IFNs.

Methods: We evaluated plasma from 123 patients with COVID-19 to measure auto-abs to type I IFNs.

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  • Near-infrared photoimmunotherapy (NIR-PIT) is an innovative cancer treatment combining a specialized drug and near-infrared light to target cancer cells effectively.* -
  • Traditional antibody-based therapies are expensive and complicated to develop, while peptide-based approaches offer lower costs, easier synthesis, and comparable targeting abilities.* -
  • This study created a peptide-targeted drug that binds specifically to EGFR-positive cancer cells, demonstrating significant cell viability reduction when exposed to NIR light, highlighting the potential of peptide-based NIR-PIT in cancer therapy.*
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Palmoplantar pustulosis (PPP) is a chronic inflammatory skin disorder affecting the palms and soles. In rare cases, severe patients develop acute extra-palmoplantar lesions often accompanied by arthralgia. Such cases with extensive symptoms often necessitate systemic treatments with variable efficacy and potential side effects.

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We examined the development strategies of new molecular entities approved during a 10-year period (fiscal years of 2012-2021) in Japan to determine the differences in drug lag between Japan and foreign companies. The results demonstrated a clear difference in development strategies. For example, products were usually developed through a "only-Japan" strategy by Japan companies (51.

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Sjögren's syndrome (SS) can present with extraglandular organs, such as interstitial lung disease (ILD). Anti-SS-A antibody is frequently found in SS cases, whereas anti-centromere antibody (ACA) is detected in some SS cases. Notably, the anti-SS-A and ACA double-positive cases exhibited distinct features with a higher prevalence of ILD.

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Lupus protein-losing enteropathy (LUPLE) is a rare condition in patients with systemic lupus erythematosus (SLE). Since the causes and exact pathological mechanism have not been elucidated, appropriate treatment has not been determined. Here, we report the case of a 69-year-old woman with systemic lupus erythematosus who developed LUPLE which was successfully treated with belimumab without an increase in glucocorticoid dose.

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Background: Endometriosis-related pain encompassing dysmenorrhea, dyspareunia, and chronic pelvic pain, reduces the quality of life in premenopausal women. Although treatment options for endometriosis alleviate this pain, approximately one-third of women still experience pain even after receiving treatment, indicating the need for novel approaches to pain relief in those women. The Angel Touch device (AT-04) is a portable magnetic fields irradiation device that incorporates a combination of mixed alternative magnetic fields at 2 kHz and 83.

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This study aims to elucidate the effectiveness and safety of SARS-CoV-2 mRNA vaccination in patients with systemic lupus erythematosus (SLE). We enrolled uninfected SLE patients who received two vaccine doses (BNT162b2 or mRNA-1273) and historical unvaccinated patients. Neutralizing antibodies, adverse reactions, and disease flares were evaluated 4 weeks after the second vaccination.

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Background: To investigate risk factors for coronary arterial abnormalities (CAAs) and resistance to treatment in patients with Kawasaki disease (KD) receiving intravenous immunoglobulin (IVIG) plus ciclosporin A (CsA) as the first-line treatment, we performed a subanalysis of baseline data of participants in the KAICA trial, a phase 3, randomized study (JMA-ILA00174).

Methods: All data of the patients enrolled in the KAICA trial, who had a Gunma score ≥5 at diagnosis and had been randomly assigned to either IVIG (2 g/kg/24 h) plus CsA (5 mg/kg/day for 5 days) ( = 86) or IVIG alone ( = 87), were subjected to this study. CAA was defined by a score ≥2.

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We aimed to dissociate the autoantibody response against the Ro52 protein in patients with anti-synthetase or anti-melanoma differentiation-associated gene 5 (MDA5) antibodies to explore the potential roles of different anti-Ro52 autoantibody responses in disease subclassification. This study used a single-center, prospective myositis cohort involving 122 consecutive patients with anti-synthetase antibodies identified by RNA immunoprecipitation (RNA-IP) and 34 patients with anti-MDA5 antibodies detected using enzyme immunoassay (EIA). Anti-Ro52 antibodies were measured using commercial EIA kits, while anti-Ro/SSA antibodies were identified using RNA-IP.

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