Kentaro Takahashi

ORCID: 0000-0001-5420-0356
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About
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Research Areas
  • Reproductive Biology and Fertility
  • Endometriosis Research and Treatment
  • Ovarian function and disorders
  • Uterine Myomas and Treatments
  • Ovarian cancer diagnosis and treatment
  • Reproductive System and Pregnancy
  • Sperm and Testicular Function
  • Endometrial and Cervical Cancer Treatments
  • Pregnancy and preeclampsia studies
  • Growth Hormone and Insulin-like Growth Factors
  • Assisted Reproductive Technology and Twin Pregnancy
  • Birth, Development, and Health
  • Glass properties and applications
  • Asthma and respiratory diseases
  • Ectopic Pregnancy Diagnosis and Management
  • Intestinal and Peritoneal Adhesions
  • Maternal and Perinatal Health Interventions
  • Gynecological conditions and treatments
  • Neonatal Respiratory Health Research
  • Hypothalamic control of reproductive hormones
  • Neonatal and fetal brain pathology
  • Cardiac electrophysiology and arrhythmias
  • Cardiac Imaging and Diagnostics
  • Coronary Interventions and Diagnostics
  • Cardiac Arrhythmias and Treatments

Shiga University of Medical Science
2014-2024

Gunma University
2022-2024

Imperial College London
2018-2022

Asahi General Hospital
2016-2022

Royal Brompton & Harefield NHS Foundation Trust
2018-2022

Anjo Kosei Hospital
2021

SUNY Upstate Medical University
2021

Cardiovascular Research Center
2020

Shiga University of Medical Science Hospital
2016-2019

Tokyo Medical and Dental University
2004-2018

Chronic endometritis (CE) is a continuous inflammation of uterine endometrium, and it usually symptomless. As CE has been thought not to affect the reproductive status general health affected women, its significance explored. However, recent studies have shown that related with repeated implantation failures after in vitro fertilization-embryo transfer, unexplained infertility, recurrent miscarriages. decidua differentiates support process maintains pregnancy, we hypothesized may influence...

10.1186/s12958-017-0233-x article EN cc-by Reproductive Biology and Endocrinology 2017-03-04

Objective To evaluate the association between endometriosis and chronic endometritis. Methods Endometrial specimens were obtained from 71 patients, 34 with (endometriosis group) 37 without (non-endometriosis group), who underwent hysterectomy, immunostained for plasmacyte marker CD138. The rate of endometritis was compared group non-endometriosis group. Furthermore, patients also divided into two groups, 28 (chronic 43 (non-chronic group). Logistic regression analysis performed variables...

10.1371/journal.pone.0088354 article EN cc-by PLoS ONE 2014-02-18

Effective therapies for early endometrial cancer usually involve surgical excision and consequent infertility Therefore, new treatment approaches that preserve fertility should be developed. Metformin, a well-tolerated anti-diabetic drug, can inhibit cell growth. However, the mechanism of metformin action is not well understood. Here we investigate roles autophagy apoptosis in anti-cancer effects on cells.Ishikawa cells were treated with metformin. WST-8 assays, colony formation flow...

10.1186/1475-2867-14-53 article EN cc-by Cancer Cell International 2014-01-01

Type-2 (T2) immune responses in airway epithelial cells (AECs) classifies mild–moderate asthma into a T2-high phenotype. We examined whether currently available clinical biomarkers can predict AEC-defined phenotype within the U-BIOPRED cohort. The transcriptomic profile of AECs obtained from brushings 103 patients with and 44 healthy controls was gene set variation analysis used to determine relative expression score T2 using signature interleukin (IL)-13-exposed AECs. 37% asthmatics (45%...

10.1183/13993003.00938-2018 article EN European Respiratory Journal 2018-12-21

Abstract Objective The 2010 American College of Rheumatology/European League Against Rheumatism (ACR/EULAR) classification criteria for rheumatoid arthritis (RA) refer to a possible use ultrasound “for confirmation the clinical findings.” We undertook this study determine optimized definition ultrasound‐detected synovitis ACR/EULAR and assess impact its on accuracy RA classification. Methods One hundred nine patients with musculoskeletal symptoms ≤3 years were enrolled in study. Patients...

10.1002/art.37848 article EN Arthritis & Rheumatism 2013-01-17

MO1/2-TeO2 (M: Li, Na, K, Rb, Cs, Ag, Tl), MO-TeO2 Be, Mg, Ca, Sr, Ba, Zn, Cd, Pb) 2成分系のガラス化範囲及びガラスの密度, 屈折率, 熱膨張, 赤外吸収スペクトルを測定した. TeO2含量の多い組成では, 熱膨張係数の大きさ, paratelluriteとの赤外吸収スペクトルの比較により, Te4+はひずんだ四方錐配位をとり, おそらく層状網目を形成するものと推定した. TeO3三方錐のみを含む結晶の赤外吸収を基にガラス中のTeO3三方錐のTe-O伸縮振動を帰属した. その吸収強度の変化から, 1価の系では33mol%付近から, MgO, ZnO系では20mol%付近からTe4+の三方錐化が著しくなること, 36mol% BaOガラスでもTeO3三方錐が存在することを示した. 他の物性の変化もこのような構造変化と矛盾しないように思われる.

10.2109/jcersj1950.86.995_316 article EN Journal of the Ceramic Association Japan 1978-01-01

Endometriosis is recognized as a chronic inflammatory disease and related to immune response. There have been reports that revealed the different distribution of macrophage within eutopic endometrium women with endometriosis. Macrophages are functionally polarized into M1 M2 cell lineages. We studied difference in subpopulations macrophages patients or without endometriosis investigate how stimulated immunologically.Thirty-six (endometriosis group) 37 (non-endometriosis were analyzed....

10.1111/aji.12331 article EN American Journal of Reproductive Immunology 2014-10-25

Severe asthma patients with a significant smoking history have airflow obstruction reported neutrophilia. We hypothesise that multi-omic analysis will enable the definition of and ex-smoking severe molecular phenotypes. The U-BIOPRED cohort patients, containing current-smokers (CSA), ex-smokers (ESA), nonsmokers healthy was examined. Blood sputum cell counts, fractional exhaled nitric oxide spirometry were obtained. Exploratory proteomic supernatants transcriptomic bronchial brushings,...

10.1183/13993003.02173-2017 article EN European Respiratory Journal 2018-04-12

Ginsenoside Re, a major ingredient of Panax ginseng, protects the heart against ischemia–reperfusion injury by shortening action potential duration (APD) and thereby prohibiting influx excessive Ca 2+ . Re enhances slowly activating component delayed rectifier K + current ( I Ks ) suppresses L‐type Ca,L ), which may account for APD shortening. We used perforated configuration patch‐clamp technique to define mechanism enhancement suppression ginsenoside in guinea‐pig ventricular myocytes. S...

10.1038/sj.bjp.0705814 article EN British Journal of Pharmacology 2004-06-01

Objective: Periostin, a matricellular protein, is produced from airway epithelial cells and lung fibroblasts by IL-13. It has been suggested that periostin involved in allergic inflammation fibrosis. However, the usefulness of serum measurement assessment remodeling management asthmatic patients still debated. We aimed to determine whether levels reflect eosinophilic asthma. Methods: examined relationship with clinical features, biomarkers for inflammation, fraction exhaled nitric oxide...

10.1080/02770903.2018.1455855 article EN Journal of Asthma 2018-04-12

Objective. Our prospective study aimed to demonstrate that the cumulative synovial power Doppler (PD) ultrasound scores correlate with radiographic progression better than conventional measures in patients rheumatoid arthritis (RA). We also investigated difference between antirheumatic agents. Methods. Sixty-nine RA who had recently received either methotrexate (MTX; n = 23), tumor necrosis factor (TNF) antagonists (n 28), or tocilizumab (TCZ; 18) were enrolled. Patients underwent clinical,...

10.3899/jrheum.130556 article EN The Journal of Rheumatology 2013-11-01

Hypersomnia occurs frequently in patients with myotonic dystrophy (MyD). We performed a quantitative immunohistochemical study of serotonin (5—HT) containing neurons linked to hypersomnia the dorsal raphe nucleus (DRN) and superior central (SCN) 8 MyD, 5 whom showed hypersomnia, 12 age-matched controls. The densities 5—HT DRN SCN were significantly lower MyD than without These data suggest that loss is associated presence MyD.

10.1212/wnl.50.2.535 article EN Neurology 1998-02-01

Superoxide dismutase (SOD) is a radical-scavenging enzyme. We determined Cu, Zn-SOD concentrations and activities in platelets from subjects with migraine tension-type headaches. Thirty without aura (MWoA) patients, 9 (MWA) 53 headache patients were selected for study. healthy volunteers composed the control group. Concentrations of platelet SOD using enzyme-linked immunosorbent assay techniques. The activity was by measuring reductivity nitroblue tetrazolium. Low found MWA MWoA. Platelet...

10.1046/j.1468-2982.1994.014003215.x article EN Cephalalgia 1994-06-01

Myomectomy is a good indication for women with uterine leiomyoma who desire to preserve their child-bearing potential. However, there are still no reports about how long it takes the uterus reach stable state after myomectomy. We evaluated changes in structure during recovery process myomectomy by MR images. images were used analyze time-dependent length of cavity, volume uterus, junctional zone, prevalence modification endometrium, and region enucleated myoma. The cavity myometrium...

10.1159/000089144 article EN Gynecologic and Obstetric Investigation 2005-10-21

It has been noted that hypothyroidism in pregnant women can adversely affect the children's subsequent psychoneurotic development. Also, transient elevation of serum free thyroxine is occasionally seen first trimester normal pregnancy. However, thyroid function during pregnancy and puerperal period not clearly defined Japan. The aim this study was to assess maternal concentrations stimulating hormone (TSH), triiodo-thyronine (free T(3)), T(4)) binding capacity (TBC) 522 (119 trimester; 132...

10.1507/endocrj.52.587 article EN Endocrine Journal 2005-01-01
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