31 results match your criteria: "National Center for Global Health Medicine[Affiliation]"

What Is This Summary About?: This is a summary of an article about an ongoing study called the BICSTaR study.The BICSTaR study includes people with HIV (human immunodeficiency virus) who are taking a medicine called bictegravir/emtricitabine/tenofovir alafenamide (shortened to B/F/TAF). B/F/TAF is a single tablet that contains 3 different drugs for the treatment of HIV.

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Background And Aims: The prognostic impact of previous-HBV-infection (pHBV) in non-HBV-related hepatocellular carcinoma (non-HBV-related-HCC) and the prevalence, characteristics and significance of recently developed high-sensitivity HBs antigen positivity (hHBsAg+) in these patients remain unclear. We aimed to close these gaps.

Methods: We retrospectively screened patients with newly diagnosed non-HBV-related-HCC (standard HBsAg-test negative) at Hokkaido University.

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Background: The Japanese 2020 cervical screening guidelines recommend conventional cervical cytology screening every 2-years for women aged 20-69 years. The nonavalent human papillomavirus (HPV) vaccine has also recently been approved in Japan. We therefore evaluated the cost-effectiveness of cervical cancer screening strategies alongside universal nonavalent HPV vaccination of girls (12-16 years).

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HIV-1 Resistance to Islatravir/Tenofovir Combination Therapy in Wild-Type or NRTI-Resistant Strains of Diverse HIV-1 Subtypes.

Viruses

September 2023

Center for ViroScience and Cure, Laboratory of Biochemical Pharmacology, Department of Pediatrics, Emory University School of Medicine, Atlanta, GA 30322, USA.

Tenofovir disoproxil fumarate (TDF) and islatravir (ISL, 4'-ethynyl-2-fluoro-2'-deoxyadensine, or MK-8591) are highly potent nucleoside reverse transcriptase inhibitors. Resistance to TDF and ISL is conferred by K65R and M184V, respectively. Furthermore, K65R and M184V increase sensitivity to ISL and TDF, respectively.

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Background: The coronavirus disease 2019 (COVID-19) pandemic has increased the risk of individuals developing eating disorders and has exacerbated existing eating disorders. This observational study investigated the impact of the COVID-19 pandemic on patients with clinical and subclinical eating disorders.

Methods: This study was conducted over a period of four years: two years before and after the onset of the COVID-19 pandemic in Japan.

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Encouraged by our recent findings that 4'-cyano-deoxyguanosine (2), entecavir analogues 4 and 5 are highly potent anti-hepatitis B virus (HBV) agents, we designed and synthesized 6 having a hybridized structure of 4 and 5. The chiral quaternary carbon portion at the 4'-position, which is substituted by cyano- and 5'-hydroxymethyl groups, was stereospecifically constructed by radical-mediated 5- mode cyclization of 10. The introduction of the fluorine atom into the 6''-position was achieved by radical-mediated stannylation of sulfide ()-11 and subsequent electrophilic fluorination of ()-12.

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Background: The superiority of Enhanced Cognitive Behavior Therapy (CBT-E) with regard to weight gain and improvement of psychopathology of eating disorders for patients with anorexia nervosa (AN) over other psychotherapies and treatment as usual (TAU) has not been demonstrated in randomized controlled trials (RCTs). However, a previous RCT showed that patients with AN whose baseline body mass index (BMI) was less than 17.5 kg/m gained more weight when treated with CBT-E than with other psychotherapies.

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Validation of a drug-based score in advanced urothelial carcinoma treated with pembrolizumab.

Immunotherapy

August 2023

Department of Urology, Graduate School of Medicine, The University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, Tokyo, 113-8655, Japan.

To validate a 'drug score' that stratifies patients receiving immunotherapy based on concomitant medications (antibiotics/proton pump inhibitors/corticosteroids) in urothelial carcinoma (UC). We assessed oncological outcomes according to the drug score in 242 patients with advanced UC treated with pembrolizumab. The drug score classified patients into three risk groups with significantly different survivals.

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Currently, the emergence of drug resistance is an important issue in the treatment of hepatitis B virus (HBV). Recently, our collaborating group developed a novel long-acting anti-HBV drug, E-CFCP. However, until this study, the effects of E-CFCP in the kidney have remained unclarified.

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Article Synopsis
  • The study focused on understanding exercise tolerance in patients with anorexia nervosa (AN) using cardiopulmonary exercise testing (CPX).
  • It found that female patients with AN had significantly lower anaerobic thresholds (AT) and metabolic equivalents (AT-METS) compared to healthy controls, indicating limited exercise capacity.
  • The findings suggest that patients with AN should engage in light-intensity aerobic exercise, which may inform future guidelines for managing physical activity in this population.
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Background: National HPV vaccination coverage in Japan is less than one percent of the eligible population and cervical cancer incidence and mortality are increasing. This systematic review and meta-analysis aimed to provide a comprehensive estimate of HPV genotype prevalence for Japan.

Methods: English and Japanese databases were searched to March 2021 for research reporting HPV genotypes in cytology and histology samples from Japanese women.

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We investigated the impact of medical collaboration between the Chiba Eating Disorder (ED) Treatment Support Center (CSC) in Chiba Prefecture and the ED treatment center at Kohnodai Hospital. We calculated the number of consultations performed by the CSC and referral rate to other medical facilities from October 2017 to March 2020, as well as the clinical characteristics of the patients treated at our hospital from April 2016 to March 2020. Data on duration of hospitalization and increase in body mass index (BMI) during hospitalization were recorded.

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The design, synthesis, X-ray structural, and biological evaluation of a series of highly potent HIV-1 protease inhibitors are reported herein. These inhibitors incorporate novel cyclohexane-fused tricyclic bis-tetrahydrofuran as P2 ligands in combination with a variety of P1 and P2' ligands. The inhibitor with a difluoromethylphenyl P1 ligand and a cyclopropylaminobenzothiazole P2' ligand exhibited the most potent antiviral activity.

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Fibroblast growth factors (FGFs) and their receptors (FGFRs) are important for signaling to maintain cancer stem-like cells (CSCs) in esophageal squamous cell carcinoma (ESCC). However, which FGF receptor, 1, 2, 3, 4, and L1, is essential or whether FGFRs have distinct different roles in ESCC-CSCs is still in question. This study shows that FGFR2, particularly the IIIb isoform, is highly expressed in non-CSCs.

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Owing to the high resistance rate of tuberculosis (TB) to isoniazid, which is metabolized by -acetyltransferase 2 (NAT2), we investigated the associations between variants and multidrug-resistant (MDR)-TB. The acetylator status based on haplotypes of 128 patients with MDR-TB in Indonesia were compared with our published data from patients with anti-TB drug-induced liver injury (AT-DILI), TB and the general population. was more frequent in the MDR-TB group than in the AT-DILI group, TB controls and general controls.

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Identification of a novel long-acting 4'-modified nucleoside reverse transcriptase inhibitor against HBV.

J Hepatol

May 2021

Department of Refractory Viral Infections, National Center for Global Health & Medicine Research Institute, Tokyo, Japan; Experimental Retrovirology Section, HIV and AIDS Malignancy Branch, National Cancer Institute, National Institutes of Health, Bethesda, MD, USA; Department of Clinical Sciences, Kumamoto University Hospital, Kumamoto, Japan. Electronic address:

Background & Aims: While certain nucleos(t)ide reverse transcriptase inhibitors (NRTIs) are efficacious in treating HBV infection, their effects are yet to be optimized and the emergence of NRTI-resistant HBV variants is an issue because of the requirement for lifelong treatment. The development of agents that more profoundly suppress wild-type and drug-resistant HBVs, and that have a long-acting effect, are crucial to improve patient outcomes.

Methods: Herein, we synthesized a novel long-acting 4'-modified NRTI termed E-CFCP.

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For the past decade, sarcopenia has been actively investigated in various cancers, including urothelial carcinoma (UC). Although skeletal muscle index (SMI) is the main parameter used to evaluate sarcopenia in oncology, the optimal definition of SMI-based sarcopenia is not entirely standardized. We recently highlighted the potential limitations of current definitions of SMI-based sarcopenia in another journal.

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Correction to: Very long chain fatty acids are an important marker of nutritional status in patients with anorexia nervosa: a case control study.

Biopsychosoc Med

August 2020

Department of Psychosomatic Medicine, Graduate School of Medical Science, Kyushu University, 3-1-1 Higashi-ku, Fukuoka, 812-8582 Japan.

[This corrects the article DOI: 10.1186/s13030-020-00186-8.].

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Very long chain fatty acids are an important marker of nutritional status in patients with anorexia nervosa: a case control study.

Biopsychosoc Med

July 2020

Department of Psychosomatic Medicine, Graduate School of Medical Science, Kyushu University, 3-1-1 Higashi-ku, Fukuoka, 812-8582 Japan.

Background: Anorexia nervosa (AN) is a disease resulting in extreme weight loss. It is caused by multiple factors, including psychosocial, environmental, and genetic factors. A genetic abnormality affecting lipid metabolism has been recently reported in patients with AN.

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In hepatocellular carcinoma (HCC), a subset of cells defined by high CD44 and CD133 expression has been reported to possess cancer stem-like cell (CSC) characteristics and to be associated with a poor prognosis. Since the approval of the multikinase inhibitor, lenvatinib, for patients with unresectable HCC, two such inhibitors (sorafenib and lenvatinib) have been employed as first-line systemic chemotherapeutics for these patients. Based on differences in the kinase-affinity profiles between these two drugs, evidence has suggested that both exert different effects on HCC, although these differences are not fully characterized.

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Purpose: We previously reported three cases of portal hypertension in patients with prolonged anorexia nervosa (AN) with laxative abuse and self-induced vomiting; we now report a fourth, similar case.

Methods: A 34-year-old woman with anorexia nervosa, binge-eating/purging type (AN-BP), presented to the Kohnodai Hospital National Center for Global Health and Medicine Psychosomatic Medicine Department for treatment of low body weight. We conducted hepatic and renal biopsies and cardiac magnetic resonance imaging (CMR) to evaluate her complicated liver disease, renal failure, and cardiac insufficiency, respectively.

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We designed, synthesized and identified a novel nucleoside derivative, 4'-C-cyano-7-deaza-7-fluoro-2'-deoxyadenosine (CdFA), which exerts potent anti-HBV activity (IC ~26 nM) with favorable hepatocytotoxicity (CC ~56 μM). Southern blot analysis using wild-type HBV (HBV)-encoding-plasmid-transfected HepG2 cells revealed that CdFA efficiently suppresses the production of HBV (IC = 153.7 nM), entecavir (ETV)-resistant HBV carrying L180M/S202G/M204V substitutions (HBV; IC = 373.

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We investigated the contribution of NAT2 variants and acetylator status to anti-tuberculosis drug-induced liver injury (AT-DILI) severity. 100 patients with clinically severe AT-DILI and 210 non-AT-DILI controls were subjected to NAT2 genotyping by direct DNA sequencing. NAT2 slow acetylator was significantly associated with AT-DILI risk (p = 2.

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The Meetings of Health Ministers of the Group of Twenty (G20) that started at the G20 Summit in Berlin, Germany in 2017 have provided a platform for the discussion of global health matters such as antimicrobial resistance (AMR), public health emergencies, and universal health coverage. Similar issues are also discussed at meetings of the G7 and the World Health Assembly (WHA). This article will examine recent data to explore the characteristics of the G20 and its potential for improving health outcomes.

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