67 results match your criteria: "Senri Kinran University[Affiliation]"

Introduction Medical advances and improved living standards have increased life expectancy, and the percentage of older adults is growing rapidly. The proportion of older adults visiting the emergency department (ED) is also increasing. Frailty is recognized as a significant risk factor for adverse outcomes.

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Convenient screening of the reproductive toxicity of favipiravir and antiviral drugs in .

Heliyon

August 2024

Department of Bioscience, School of Science and Technology, Kwansei Gakuin University, 2-1 Gakuen, Sanda, 669-1339, Japan.

Reproductive toxicity is one of the major concerns in drug development. Thus, we have developed its screening system using which has a life cycle of three days and similar coding genes as humans. Antiviral nucleoside analogs used for acute infections are known to cause reproductive toxicity, contraindicated for pregnant women, and are used for comparing their reproductive toxicity in and experimental animals.

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Amyotrophic lateral sclerosis (ALS) is a fatal neurodegenerative disease with an unknown pathogenesis. It has been reported that mutations in the gene for Cu/Zn superoxide dismutase (SOD1) cause familial ALS. Mutant SOD1 undergoes aggregation and forms amyloid more easily, and SOD1-immunopositive inclusions have been observed in the spinal cords of ALS patients.

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HNF4α is required for Tkfc promoter activation by ChREBP.

Biosci Biotechnol Biochem

July 2024

D epartment of Agricultural Chemistry, Faculty of Applied Biosciences, Tokyo University of Agriculture, Tokyo, Japan.

Triokinase/FMN cyclase (Tkfc) is involved in fructose metabolism and is responsible for the phosphorylation of glyceraldehyde to glyceraldehyde-3-phosphate. In this study, we showed that refeeding induced hepatic expression of Tkfc in mice. Luciferase reporter gene assays using the Tkfc promoter revealed the existence of 2 hepatocyte nuclear factor 4α (HNF4α)-responsive elements (HNF4RE1 and HNF4RE2) and 1 carbohydrate-responsive element-binding protein (ChREBP)-responsive element (ChoRE1).

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Validity and Reproducibility of a Food Frequency Questionnaire for Dietary Assessment in Japanese People.

J Nutr Sci Vitaminol (Tokyo)

April 2024

Department of Food Science and Nutrition, School of Human Science and Environment, University of Hyogo.

A 76-item food frequency questionnaire (FFQ) was developed to investigate nutritional epidemiology in urban residents in Japan. The authors prepared two food models-a life-size three-dimensional model and a life-size two-dimensional photograph-to assess the FFQ portion size. The validity of the FFQ was verified using the two food models by comparing them with 16-d weighted dietary records (WDRs).

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Article Synopsis
  • *Researchers conducted tests on different interior materials to understand how various fungi grow in these environments, following specific Japanese standards for fungus resistance.
  • *The study highlights the need for better antifungal measures in indoor settings and calls for more research on how different materials impact fungal growth.*
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  • - The study examined cases of mother-to-infant transmission of herpes simplex virus (HSV-2) and found that neonatal herpes is rare despite common exposure, focusing on viral factors that contribute to this transmission
  • - It was discovered that infant isolates had more temperature-independent characteristics and mutations in the viral UL13 protein kinase (UL13-PK) compared to maternal isolates, with a higher prevalence of these mutations occurring shortly after birth
  • - Additionally, the research identified elongation factor 1-delta as a target of UL13-PK, suggesting that mutations in this protein are crucial for the virus's adaptation and successful transmission from mother to infant.
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  • This study investigates whether fibrosis in right ventricular endomyocardial biopsies can predict the extent of fibrosis in the left ventricle for patients with dilated cardiomyopathy (DCM).
  • A comparison was made between 70 RV biopsy specimens and the left ventricle of 70 excised hearts, showing a strong correlation in fibrosis levels.
  • The findings suggest that analyzing RV biopsies could provide a non-invasive way to estimate left ventricular fibrosis, which is crucial for assessing patient prognosis in DCM.
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Recently, the wild deer population has been increasing in Japan, causing serious feeding-related damage to the agricultural and forestry industries. In conjunction with the government's promotion of hunting for population control, the effective utilization of resources and promotion of the game meat industry as a sixth sector of industrialization are desired by local governments. However, several cases in which patients showed intestinal symptoms such as diarrhea due to the consumption of sika deer meat infected with protozoan spp.

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  • BK polyomavirus (BKPyV) primarily affects immunocompromised patients, leading to various diseases, and its replication can be impacted by intravenous immunoglobulin G (IVIG) treatment.
  • Administering IVIG three hours post-infection effectively suppressed BKPyV replication and reduced the number of infected cells, although it did not affect virus release from infected cells.
  • Early use of IVIG is crucial for minimizing BKPyV growth and spread, which can help prevent related diseases in at-risk populations.
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Background: Post-implant right heart failure (RHF) has been recognized as a crucial prognostic factor in patients receiving left ventricular assist devices (LVADs), and its management has long attracted attention from cardiologists and surgeons.

Case Presentation: This report described an 18-year-old female with acutely deteriorating heart failure due to dilated cardiomyopathy who underwent paracorporeal pulsatile-flow LVAD and developed early post-implant RHF. At postoperative day (POD) six, she was almost asymptomatic at rest on 2.

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Left ventricular assist device (LVAD) implantation improves survival and health-related quality of life (HRQoL) of patients with heart failure. However, the impact of LVADs or different LVAD-based therapeutic strategies on long-term HRQoL has not been investigated. We evaluated the long-term HRQoL of Japanese patients who were treated with different LVAD-based therapeutic strategies.

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Background: Recently, destination therapy (DT) was approved in Japan, and patients ineligible for heart transplantation may now receive durable left ventricular assist devices (LVADs). Several conventional risk scores are available, but a risk score that is best to select optimal candidates for DT in the Japanese population remains unestablished.

Methods and results: A total of 1,287 patients who underwent durable LVAD implantation and were listed for the Japanese registry for Mechanically Assisted Circulatory Support (J-MACS) were eligible for inclusion.

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(1) Background: Sodium taurocholate cotransporting polypeptide (NTCP) functions as a key receptor for the hepatitis B virus (HBV) infection. Analyzing HBV and NTCP interaction is an important issue not only for basic research but also for the development of anti-HBV therapeutics. We developed here a novel model system to analyze the interaction of NTCP with liposomes instead of HBV.

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Several cases of gastrointestinal symptoms including diarrhea and vomiting due to the consumption of -infected venison have been reported in Japan. However, the control of case incidence is difficult, as epidemiological information concerning in venison in Japan is insufficient. We examined the prevalence and parasite load of in 89 samples of Yezo-deer () venison in Hokkaido by quantifying the copy numbers of the 18S rRNA gene of , followed by a statistical analysis that considered the sampling area, age, and sex to clarify the parameters related to the parasite load.

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Everolimus reduces BK polyomavirus infection by suppressing its replication and spread of infection.

Antiviral Res

December 2022

Department of Virology, University of Toyama, Toyama, Japan; Senri Kinran University, Suita, Osaka, Japan. Electronic address:

Article Synopsis
  • BK polyomavirus-associated nephropathy is a serious issue for organ transplant recipients, with everolimus showing potential in reducing its incidence and effects.
  • A study revealed that everolimus effectively lowers viral replication and spread in BK polyomavirus-infected cells, achieving a significant reduction in infected cell mass during treatment.
  • The findings suggest that everolimus not only reduces viral replication but also helps alleviate BK polyomavirus-related complications in transplant patients.
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Recently, there has been an increase in the demand for gluten-free bread due to health reasons. One of the flours used to produce gluten-free bread is rice flour; flour characteristics are very important for breadmaking. Although a study has shown that the addition of high-temperature water can improve the quality of rice flour bread, studies are yet to consider different rice properties.

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Objective: We investigated the prevalence of asthma, rhinitis, and atopic dermatitis in children, evaluated the mite allergen levels in their bedding after the Great East Japan Earthquake, and assessed changes in allergic symptoms in children and their families after allergen avoidance practices.

Methods: We performed a survey for the International Study of Asthma and Allergies in Childhood (ISAAC) comprising 1109 children, aged 7-8 years, living in Ishinomaki, Japan. We collected responses from 464 children, and in 2016, measured the level of group 1 ( 1) in the bedding of 202 of these children.

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Article Synopsis
  • Favipiravir is an antiviral medication that effectively inhibits the replication of the virus causing COVID-19 (SARS-CoV-2) at lower doses than originally used for influenza, making it promising for treating COVID-19 pneumonia.
  • Despite requiring high doses to be effective, favipiravir converts into its active form in infected cells, enhancing its targeted antiviral action and showing a lack of resistance development in the virus.
  • Administering favipiravir early after symptom onset has been shown to significantly reduce recovery time in mild COVID-19 pneumonia and parallels approaches used for treating other viral pneumonias.
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Increasing number of individuals worldwide are consuming gluten-free products, for example, bread, for health and other reasons. However, gluten-free products are currently expensive and/or their preparation involves the use of specialist machinery or food additives. In this study, we focused on the thickening effect of starch gelatinization and attempted to develop a novel method for gluten-free rice flour bread production without the use of additives.

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In this study, we investigated the effects of fosphenytoin (fPHT), a water-soluble prodrug of phenytoin, on the pain responses of a mouse herpes zoster (HZ) pain model. Transdermal herpes simplex virus type 1 (HSV-1) inoculation induced mechanical allodynia and hyperalgesia of the hind paw and spontaneous pain-like behaviors, such as licking the affected skin. Intravenous injection of fPHT (15 and 30 mg/kg) alleviated HSV-1-induced provoked pain (allodynia and hyperalgesia).

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Background: Since 2014, universal varicella vaccination has reduced the varicella and herpes zoster (HZ) incidence in vaccine recipients and increased the incidence in the child-rearing generation until 2017.

Objective: This study aimed to understand the future epidemiologic trends of HZ after the disappearance of varicella epidemics and during the coronavirus disease 2019 (COVID-19) pandemic.

Methods: The Miyazaki Dermatologist Society has been monitoring and analyzing the incidence of HZ patients after universal vaccination since 1997.

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Structure-based prediction of the IgE epitopes of the major dog allergen Can f 1.

FEBS J

March 2022

Department of Applied Life Sciences, Graduate School of Life and Environmental Sciences, Osaka Prefecture University, Sakai, Osaka, Japan.

Allergy to dogs has become increasingly prominent worldwide. Seven dog allergens have been identified, including Canis familiaris allergen 1-7 (Can f 1-7). Although Can f 1 is a major dog allergen sensitized to 50-75% of dog-allergic subjects, its IgE epitopes have not been identified.

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Acyclovir, valacyclovir, and famciclovir are used for the treatment of herpes simplex virus (HSV) and varicella-zoster virus (VZV) infections. Helicase-primase inhibitors (HPIs) inhibit replication fork progression that separates double DNA strands into two single strands during DNA synthesis. The HPIs amenamevir and pritelivir have novel mechanisms of anti-herpetic action, and their once-daily administration has clinical efficacy for genital herpes.

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