3,384 results match your criteria: "Dokkyo University[Affiliation]"

Objective:  This study aimed to evaluate the association between maternal adverse childhood experiences (ACEs) levels and the risk of perinatal complications.

Study Design:  This is a retrospective cohort study of 5,693 mother-child pairs born between 2019 and 2021, who completed questionnaires on maternal ACE scores and perinatal complications such as preterm birth, low birth weight infants, pregnancy-induced hypertension (PIH), gestational diabetes mellitus (GDM), and premature rupture of membrane (PROM). Odds ratios (OR) and 95% confidence intervals (CI) were calculated using logistic regression according to the three ACE score groups after adjusting for confounding factors such as maternal age, child's sex, household income, and maternal education.

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[Carinal Reconstruction].

Kyobu Geka

September 2024

Department of General Thoracic Surgery, Dokkyo University, Tochigi, Japan.

Carinoplasty can be divided into the one-stoma method, the montage method, the double-barrel method, and the Miyamoto method. The one-stoma method is usually performed with right upper sleeve lobectomy, and with an anastomosis of the intermediate trunk to a carina. On the other hand, in the montage method, the double-barrel method or the Miyamoto method, carina is completely resected and the trachea, left main bronchus and right bronchus are divided into three pieces.

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Nurr1 (NR4A2) is a member of nuclear receptor superfamily that regulates gene transcription in midbrain dopaminergic neurons and also inhibits nuclear factor-κB-mediated inflammatory responses in brain microglial cells. To date, various compounds have been reported to stimulate transcriptional activity of Nurr1 on neuronal genes, but their anti-inflammatory actions are poorly characterized. The present study examined the effects of three kinds of Nurr1 ligands, amodiaquine, 1,1-bis(3'-indolyl)-1-(p-chlorophenyl)-methane (C-DIM12) and 5-chloronaphthalen-1-amine (5-CNA), on inflammatory responses of microglial BV-2 cells.

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Article Synopsis
  • The study investigates the prevalence and factors related to primary radiographic and symptomatic osteoarthritis of the thumb carpometacarpal joint in a cohort of 1297 residents aged 50 to 89 from a rural town in Japan.
  • The findings show a prevalence of 17.3% for radiographic osteoarthritis and 3.1% for symptomatic osteoarthritis, with higher rates observed in females.
  • Key associated factors for radiographic osteoarthritis include older age, the presence of finger joint osteoarthritis, and female gender, while factors like manual labor and smoking were not significant.*
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Background: In transfusion-related iron overload, macrophage/reticuloendothelial cells are the first site of haem-derived iron accumulation. The prevention of haem-induced cytotoxicity in macrophages may represent a target for iron overload treatment. Deferasirox, an oral iron chelator, has been used to treat transfusion-related iron overload however, low adherence to the therapy is an issue.

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Involvement of everolimus‑induced ABCB1 downregulation in drug‑drug interactions.

Biomed Rep

December 2024

Department of Pharmaceutics and Pharmaceutical Technology, Faculty of Pharmaceutical Sciences, Hyogo Medical University, Kobe 650-8530, Japan.

Article Synopsis
  • * The study created a Caco-2 intestinal cell model to investigate how continuous exposure to everolimus affects the ABC transporters ABCB1 and ABCG2.
  • * Results showed that everolimus reduces the expression and function of these transporters, potentially leading to drug interactions due to increased absorption of other drugs in the intestines.
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The Immunosuppressive Drugs Scientific Committee of the International Association of Therapeutic Drug Monitoring and Clinical Toxicology established the second consensus report to guide Therapeutic Drug Monitoring (TDM) of everolimus (EVR) and its optimal use in clinical practice 7 years after the first version was published in 2016. This version provides information focused on new developments that have arisen in the last 7 years. For the general aspects of the pharmacology and TDM of EVR that have retained their relevance, readers can refer to the 2016 document.

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Aromatic (Ar)-turmerone is a bioactive component of turmeric oil obtained from . We recently identified a novel analog (A2) of ar-turmerone that protects dopaminergic neurons from toxic stimuli by activating nuclear factor erythroid 2-related factor 2 (Nrf2). D-cysteine increases Nrf2, leading to the activation of chaperone-mediated autophagy (CMA), a pathway in the autophagy-lysosome protein degradation system, in primary cultured cerebellar Purkinje cells.

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In recent years, Japan has faced a significant demographic crisis, which was further exacerbated by the coronavirus disease 2019 (COVID-19) pandemic. By 2022, the country experienced a 1.5% decrease in population, which is in contrast to other G7 nations, and had the highest rate of excess mortality among Organization for Economic Co-operation and Development (OECD) countries.

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[Purpose] We investigated the utility of wearable inertial and magnetic sensing modules for analyzing neck and trunk movements during the rolling over movement. [Participants and Methods] The participants were instructed to roll over from the supine to the side-lying position with three sensor units attached to their forehead, xiphoid process of the sternum, and abdomen. Experiments were conducted on two prescribed patterns: one emphasizing hip joint flexion and adduction, and the other focusing on scapular protraction and horizontal shoulder joint adduction in two healthy participants (one male and one female).

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Sex differences exist in sepsis, but the commitment of neutrophils to these differences remains unclear. Neutrophil extracellular traps (NETs) function to remove pathogens, yet excessive NETs release can contribute to organ damage. This study explores effects of the gender hormones on endotoxin-induced NETs using neutrophils from both male and female sources.

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Down-regulation of in Everolimus-resistant Renal Cell Carcinoma Cells.

Anticancer Res

July 2024

Department of Pharmaceutics and Pharmaceutical Technology, Faculty of Pharmaceutical Sciences, Hyogo Medical University, Kobe, Japan;

Background/aim: Everolimus-resistant Caki/EV and 786/EV cells have been established from human derived renal cell carcinoma cells, Caki-2 and 786-O, respectively. These cells exhibit resistance to everolimus and to other mTOR inhibitors and erlotinib. However, the sensitivity of these resistant cells to classical and cytotoxic anticancer drugs remain unclear.

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Niemann-Pick disease type C (NPC) is a lysosomal lipid storage disorder characterized by progressive neurodegeneration and hepatic dysfunction. A cyclic heptasaccharide, 2-hydroxypropyl-β-cyclodextrin (HP-β-CD), is currently under clinical investigation for NPC, but its adverse events remain problematic. We previously identified that a cyclic octasaccharide, 2-hydroxypropyl-γ-cyclodextrin (HP-γ-CD), also ameliorated NPC manifestations with higher biocompatibility than HP-β-CD.

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We reported the main results of the Japanese Registry of Neuroendovascular Therapy (JR-NET) 4, a nationwide surveillance of therapy (NET) in Japan from January 2015 to December 2019. JR-NET 4 registered consecutive patients who underwent NETs by Japan Society of Neuroendovascular Therapy (JSNET) -certified specialists. The primary endpoint was functional independence (mRS score of 0-2) at 30 days post-NET, with secondary endpoints focusing on technical success and major adverse events within 30 days.

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The fan cooling vest is coming into very common use by Japanese outdoor manual workers. We examined that to what extent using this vest reduces thermal strain and perception during outdoor exercise in the heat on a sunny summer day. Ten male baseball players in high school conducted two baseball training sessions for 2-h with (VEST) or without (CON) a commercially available fan cooling vest on a baseball uniform.

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Menaquinone-4 Alleviates Neurological Deficits Associated with Intracerebral Hemorrhage by Preserving Corticospinal Tract in Mice.

Neurochem Res

July 2024

Department of Chemico-Pharmacological Sciences, Graduate School of Pharmaceutical Sciences, Kumamoto University, 5-1 Oe-honmachi, Chuo-ku, Kumamoto, 862-0973, Japan.

Menaquinone-4 (MK-4) is an isoform of vitamin K that has been shown to exert various biological actions besides its functions in blood coagulation and bone metabolism. Here we examined the effect of MK-4 on a mouse model of intracerebral hemorrhage (ICH). Daily oral administration of 200 mg/kg MK-4 starting from 3 h after induction of ICH by intrastriatal collagenase injection significantly ameliorated neurological deficits.

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Achieving unprecedented stability in lyophilized recombinase polymerase amplification with thermostable pyruvate kinase from Thermotoga maritima.

J Biosci Bioeng

July 2024

Division of Food Science and Biotechnology, Graduate School of Agriculture, Kyoto University, Sakyo-ku, Kyoto 606-8502, Japan. Electronic address:

Recombinase polymerase amplification (RPA) is an isothermal DNA amplification reaction at around 41 °C using recombinase (Rec), single-stranded DNA-binding protein (SSB), strand-displacing DNA polymerase (Pol), and an ATP-regenerating enzyme. Considering the onsite use of RPA reagents, lyophilized RPA reagents with long storage stability are highly desired. In this study, as one of the approaches to solve this problem, we attempted to use a thermostable pyruvate kinase (PK).

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Nurr1 overexpression in the primary motor cortex alleviates motor dysfunction induced by intracerebral hemorrhage in the striatum in mice.

Neurotherapeutics

July 2024

Department of Chemico-Pharmacological Sciences, Graduate School of Pharmaceutical Sciences and School of Pharmacy, Kumamoto University, Kumamoto, Japan. Electronic address:

Hemorrhage-induced injury of the corticospinal tract (CST) in the internal capsule (IC) causes severe neurological dysfunction in both human patients and rodent models of intracerebral hemorrhage (ICH). A nuclear receptor Nurr1 (NR4A2) is known to exert anti-inflammatory and neuroprotective effects in several neurological disorders. Previously we showed that Nurr1 ligands prevented CST injury and alleviated neurological deficits after ICH in mice.

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CCL28: A Promising Biomarker for Assessing Salivary Gland Functionality and Maintaining Healthy Oral Environments.

Biology (Basel)

February 2024

Division of Health and Hygienic Sciences, Faculty of Pharmaceutical Sciences, Himeji Dokkyo University, 7-2-1 Kamiohno, Himeji 670-8524, Hyogo, Japan.

The oral cavity serves as the primary path through which substances from the outside world enter our body. Therefore, it functions as a critical component of host defense. Saliva is essential for maintaining a stable oral environment by catching harmful agents, including pathogens, allergens, and chemicals, in the air or food.

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Background: Recombinase uvsY from bacteriophage T4, along with uvsX, is a key enzyme for recombinase polymerase amplification (RPA), which is used to amplify a target DNA sequence at a constant temperature. uvsY, though essential, poses solubility challenges, complicating the lyophilization of RPA reagents. This study aimed to enhance uvsY solubility.

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Introduction: This study is a cross-sectional study that investigated the factors influencing shoulder mobility in terms of pain, grip strength, and supraspinatus muscle thickness in patients with impaired shoulder mobility during chemotherapy after radical breast cancer surgery.

Methods: This study included 165 female patients with unilateral breast cancer who had shoulder joint mobility disorders during chemotherapy within 3 months after surgery. The clinical examination included the maximum active range of motion of the shoulder (flexion, extension, abduction, adduction, external rotation, and internal rotation), pain score (visual analog scale [VAS]), grip strength, and supraspinatus muscle thickness.

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Article Synopsis
  • - The study investigates why de Quervain's disease, a form of stenosing tenosynovitis occurring at the wrist, happens more in the dorsal part of the first extensor compartment compared to the palmar part, focusing on anatomical differences.
  • - Researchers analyzed 35 wrists from 23 cadavers, finding that the palmar septum was thicker and more connected to surrounding muscles than the dorsal septum, which is more fragile.
  • - The findings suggest that the robust structure of the palmar septum may contribute to fewer symptoms of de Quervain's disease, which could enhance the understanding and treatment of this condition.
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In Japan, inactivated vaccines, including the influenza vaccine, are administered subcutaneously, which is contrary to global recommendations for intramuscular injections. This practice is attributed to historical medical incidents and unchallenged conventions. However, this outdated method, which differs from that of international standards and is linked with less immunogenicity and more adverse reactions, may contribute to vaccination hesitancy.

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Goreisan regulates cerebral blood flow according to barometric pressure fluctuations in female C57BL/6J mice.

J Pharmacol Sci

February 2024

Department of Chemico-Pharmacological Sciences, Graduate School of Pharmaceutical Sciences, Kumamoto University, Kumamoto, 862-0973, Japan.

Goreisan is a Kampo medicine used to treat headaches associated with climate change. Here, by using an implantable complementary metal-oxide-semiconductor (CMOS) device, we evaluated the effects of Goreisan and loxoprofen on cerebral blood flow (CBF) dynamics associated with barometric pressure fluctuations in freely moving mice. In the vehicle group, decreasing barometric pressure increased CBF that was prevented by Goreisan and loxoprofen.

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