Publications by authors named "Fujimori K"

Viral infection is a significant burden to health care worldwide. Statins, 3-hydroxy-3-methyl-glutaryl-coenzyme A reductase inhibitors, are widely used as cholesterol-lowering drugs. Recently, long-term statin therapy was shown to reduce the antiviral immune response; however, the underlying molecular mechanisms are unclear.

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Article Synopsis
  • Endometrial carcinoma (EC) is a diverse disease with various histological subtypes and genetic changes; this study aimed to explore the mutational landscape of EC tumors and how these mutations relate to patient outcomes.
  • A total of 100 surgical tumor samples were analyzed, revealing mutations in 91% of the cases, primarily affecting genes like PTEN, PIK3CA, and TP53, each associated with different clinicopathological features and survival rates.
  • The findings suggest that understanding these mutations could help develop targeted treatments and improve survival rates for EC patients in the future.
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Introduction: Only a few large-scale studies have examined the care gap in Japan. The aim of this study was to investigate the persistence of and adherence to osteoporosis pharmacotherapy in Japan.

Materials And Methods: The rates of continuation (persistence) of and adherence to osteoporosis pharmacotherapy were investigated using medical insurance data, issued from July 2013 to December 2018, from the medical care system for elderly individuals in Hokkaido, Japan.

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Transdermal nitric oxide donor may be a relatively safe treatment strategy for fetal growth restriction and oligohydramnios due to placental insufficiency.

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Objectives: Determining the appropriate preconception care to reduce the occurrence of hypertensive disorders of pregnancy (HDP) remains a challenge in modern obstetrics. We aimed to examine the association between pre-pregnancy sodium (Na) intake and the development of HDP in normotensive women.

Study Design: From the Japan Environment and Children's study (JECS) database, we identified 85,152 normotensive Japanese women who were recruited to the JECS between January 2011 and March 2014.

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Inappropriate gestational weight gain (GWG), either above or below the recommended values, has been associated with an increased risk of adverse obstetric outcomes. To evaluate the risks of GWG for foetal acidosis according to pre-pregnancy body mass index (BMI) and mode of delivery, we analysed women with singleton pregnancies between 2011 and 2014 in the Japan Environment and Children's Study. Participants (n = 71,799) were categorised according to pre-pregnancy BMI.

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We aimed to examine the impact of a daily pro-inflammatory diet during pregnancy on intrapartum fetal acidemia using a large birth cohort study in Japan. We used data on singleton pregnancies in the Japan Environment and Children's Study (JECS) involving births from 2011 to 2014 through vaginal delivery to calculate the maternal dietary inflammatory index (DII). Participants were categorized according to DII quintiles.

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Background: The prenatal diagnosis of microhydranencephaly is important and needs to be distinguished from anencephaly, because unlike anencephaly, fetuses with microhydranencephaly can survive after birth. Herein, we report a case of microhydranencephaly that was diagnosed and distinguished from anencephaly prenatally.

Case Presentation: The patient was an 18-year-old woman, 2 gravida nullipara, who presented at 15 weeks of gestation.

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Article Synopsis
  • The study investigated genetic mutations in 55 surgical tumors from stage IB-IIB cervical cancer patients to understand their role in tumor progression and treatment outcomes.
  • A total of 52 mutations were found in 63.6% of the patients, with PIK3CA being the most common mutation, and the presence of mutations correlated with pelvic lymph node metastasis and worse overall survival.
  • The findings suggest that analyzing multiple genetic mutations can serve as a predictive biomarker for metastasis and prognosis in early-stage cervical cancer.
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Background And Aim: Although colonic diverticular bleeding (CDB) is considered to have good prognosis with conservative therapy, some cases are severe. The efficacy of urgent colonoscopy for CDB and clinical factors affecting CDB prognosis are unclear. This study aimed to evaluate the efficacy of urgent colonoscopy for CDB and identify risk factors for unfavorable events, including in-hospital death during admission, owing to CDB.

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Background: Among the claudin (CLDN) family, CLDN6 exhibits aberrant expression in various cancers, but its biological relevance has not yet been established. We generated a monoclonal antibody (mAb) against human CLDN6 and verified its specificity. By immunohistochemical staining and semi-quantification, we evaluated the relationship between CLDN6 expression and clinicopathological parameters in tissues from 173 cases of endometrial cancer.

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Although it is known that prostaglandin (PG) F level is elevated in the plasma of patients with sepsis, the roles of PGF is still unknown. We aimed to clarify the roles of PGF in the regulation of lipopolysaccharide (LPS)-induced systemic inflammation. At 24 hours after LPS administration, neutrophil infiltration in peritoneal cavity, the mRNA expression of pro-inflammatory cytokines such as tumor necrosis factor-α, interleukin (IL)-1β, IL-6, and macrophage inflammatory protein-2, and tissue damages in lung, liver, and kidney were all increased.

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Cesarean scar pregnancy (CSP) is a rare complication involving the implantation of the gestational sac in a cesarean delivery scar. The authors report a case of unexpected placenta accreta spectrum (PAS) caused by late diagnosed CSP, necessitating emergent hysterectomy. A 28-year-old Japanese woman with two previous cesarean deliveries presented to our hospital at 11 weeks of gestation with abnormal transvaginal ultrasound findings obtained at another hospital;however, transabdominal ultrasound revealed that the fetus was already present in the uterine cavity at this time.

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Background: Japan Environmental and Children's Study (JECS) was under way in Fukushima at the time of the triple disaster. It was initially to assess the effects of environmental factors on children's health, but given the situation particular to the accident, it could also offer an additional source of material with which to examine the psychological impacts of the disaster on mothers. This study aimed to examine the characteristics of mental health of Fukushima mothers after the triple disaster by comparing the scores in Fukushima with the nationwide scores.

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Introduction: Pyoderma gangrenosum and myelodysplastic syndrome in pregnant women are both very rare, but can coexist. Here, we present a case of pyoderma gangrenosum in a cesarean section wound in a woman with myelodysplastic syndrome.

Case: A 34-year-old woman presented with thrombocytopenia and macrocytic anemia during pregnancy.

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Objective: This study estimated the effects of weekend and off-hour childbirth and the size of perinatal medical care center on the incidence of cerebral palsy.

Methods: The cases were all children with severe cerebral palsy born in Japan from 2009 to 2012 whose data were stored at the Japan Obstetric Compensation System for Cerebral Palsy database, a nationally representative database. The inclusion criteria were the following: neonates born between January 2009 and December 2012 who had a birth weight of at least 2000 g and gestational age of at least 33 weeks and who had severe disability resulting from cerebral palsy independent of congenital causes or factors during the neonatal period or thereafter.

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Aim: This study aimed to identify risk factors for the onset of cerebral palsy (CP) in neonates due to placental abruption and investigate their characteristics.

Methods: A retrospective case-control study was conducted using a nationwide registry from Japan. The study population included pregnant women (n = 122) who delivered an infant with CP between 2009 and 2015, where placental abruption was identified as the single cause of CP.

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The anti-DIC biological agent, recombinant human soluble thrombomodulin (rhTM), is being used clinically for DIC treatment in Japan. Patients with acute cholangitis associated with DIC are severe and require improved treatment. In addition, although clinical efficacy of rhTM in patients with acute cholangitis and DIC is expected, its efficacy is controversial.

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Background: Treatment for platinum-resistant ovarian cancer is difficult and challenging because available chemotherapeutic agents only offer short survival improvements. The efficacy of re-treatment with platinum-based agents including nedaplatin for platinum-resistant patients has not been fully investigated.

Case Report: We describe herein three cases of heavily treated platinum-resistant ovarian cancer that were successfully treated with weekly nedaplatin followed by olaparib.

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Hypertensive disorders of pregnancy (HDP) lead to the death of approximately 30,000 women annually, and the identification of biomarkers to predict their onset before symptom occurrence is crucial. Here, we aimed to identify the first-trimester maternal serum biomarkers for predicting early-onset HDP via a comprehensive metabolomic analysis. This study was conducted by the Fukushima Regional Center as an adjunct study to the Japan Environment and Children's Study.

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Control of elemental impurities in the drug products evolved from the generic visual testing of heavy metals as their sulfides to specific elements of toxicological concern in the final drug products by instrumental analysis. The International Council for Harmonisation (ICH) Q3D (R1) guideline for elemental impurities describes a risk-based approach to identify, assess, and control the potential elemental impurities in drug products within the established permitted daily exposures (PDE). Challenges to this approach include how to assess the risks associated with contributing sources such as utilities, manufacturing equipment, container-closure systems, and excipients.

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Background: Determining the appropriate preconception care to reduce the occurrence of hypertensive disorder of pregnancy (HDP) remains a challenge in modern obstetrics. This study aimed to examine the association between pre-pregnancy calcium (Ca) intake and HDP in normotensive primiparas.

Methods: We used data from the Japan Environment Children's study (JECS), which is the largest birth cohort study.

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In February 2013, Japan became the first country in the world to cover Helicobacter pylori eradication for chronic gastritis under its National Health Insurance (NHI) system. Now that eradication therapy is covered by NHI, its usage has increased dramatically, and gastric cancer deaths have begun to decrease. We undertook a detailed epidemiological analysis to investigate effects of expanded NHI coverage for H.

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Purpose: Pituitary gangliocytomas (GCs) are rare neuronal tumors that present with endocrinological disorders, such as acromegaly, amenorrhea-galactorrhea syndrome, and Cushing's disease. Most pituitary GCs coexist with pituitary adenomas pathologically and are diagnosed as mixed gangliocytoma-adenomas. Herein, we report a case of 45-year-old man who presented with the syndrome of inappropriate secretion of thyroid-stimulating hormone (SITSH) and discuss the pathogenesis of pituitary GCs.

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For increasing medical care demand by aging population, the Japanese government is shifting to home medical care for treatments that do not necessarily require hospitalization. It is therefore essential to identify factors involved in improving the quality and outcomes of home medical care. This study examined the effect of hospital discharge support in long-term care wards on readmission rates.

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