Yoko Ikeda

ORCID: 0000-0003-3131-9156
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About
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Research Areas
  • Glaucoma and retinal disorders
  • Corneal surgery and disorders
  • Retinal Diseases and Treatments
  • Retinal Imaging and Analysis
  • Microbial Natural Products and Biosynthesis
  • Ocular Surface and Contact Lens
  • Ophthalmology and Eye Disorders
  • Neurological Disorders and Treatments
  • Carbohydrate Chemistry and Synthesis
  • Retinal and Optic Conditions
  • Corneal Surgery and Treatments
  • Synthesis and Biological Activity
  • Retinal Development and Disorders
  • Fungal Biology and Applications
  • Acute Ischemic Stroke Management
  • Ergonomics and Musculoskeletal Disorders
  • Heavy Metal Exposure and Toxicity
  • Blood groups and transfusion
  • Diet and metabolism studies
  • Synthetic Organic Chemistry Methods
  • T-cell and B-cell Immunology
  • Multiple Sclerosis Research Studies
  • Ophthalmology and Visual Impairment Studies
  • Chronic Lymphocytic Leukemia Research
  • Lymphoma Diagnosis and Treatment

Kyoto Prefectural University of Medicine
2016-2025

The University of Tokyo
2024

Minamiaoyama Eye Clinic
2020-2024

Yamagata Prefectural University of Health Sciences
2023

Japanese Red Cross Society, Japan
2023

Yamagata Prefectural Institute of Public Health
2020-2021

Matsunami General Hospital
2003-2019

Azabu University
2019

Ophthalmology Associates (United States)
2017

Keio University
1999-2014

OBJECTIVE: Troglitazone was recently reported to specifically promote the differentiation of pre-adipocytes into adipocytes in vitro subcutaneous fat only, indicating a relation insulin-resistance-improving action troglitazone. To expand on this finding, we investigated at clinical level how long-term administration troglitazone influences body distribution type 2 diabetic patients. RESEARCH DESIGN AND METHODS: (400 mg/day) administered for 6 months 30 patients whose glycemic control poor. A...

10.2337/diacare.22.6.908 article EN Diabetes Care 1999-06-01
Tin Aung Mineo Ozaki Takanori Mizoguchi R. Rand Allingham Zheng Li and 95 more Aravind Haripriya S Nakano Steffen Uebe Jeffrey M. Harder Anita Chan Mei Lee Kathryn P. Burdon Yury S. Astakhov Khaled K. Abu‐Amero Juan Carlos Zenteno Nilgün Yıldırım Tomasz Żarnowski Mohammad Pakravan Leen Abu Safieh Liyun Jia Ya Xing Wang Susan Williams Daniela Paoli Patricio G. Schlottmann Lulin Huang Kar Seng Sim Jia Nee Foo Masakazu Nakano Yoko Ikeda Rajesh S. Kumar Morio Ueno Shin-ichi Manabe Ken Hayashi Shigeyasu Kazama Ryuichi Ideta Yosai Mori Kazunori Miyata Kazuhisa Sugiyama Tomomi Higashide Etsuo Chihara Kenji Inoue Satoshi Ishiko Akitoshi Yoshida Masahide Yanagi Yoshiaki Kiuchi Makoto Aihara Tsutomu Ōhashi Toshiya Sakurai Takako Sugimoto Hideki Chuman Fumihiko Matsuda Kenji Yamashiro Norimoto Gotoh Masahiro Miyake Sergei Astakhov Essam A. Osman Saleh A. Al‐Obeidan Ohoud Owaidhah Leyla Ali Aljasim Sami Al Shahwan Rhys A Fogarty Paul Leo Yetkin Yaz Oğuz Çilingir Mozhgan Rezaei Kanavi Afsaneh Naderi Beni Shahin Yazdani Evgeny L. Akopov Kai Yee Toh Gareth R. Howell Andrew Orr Yufen Goh Wee Yang Meah Su Qin Peh Ewa Kosior‐Jarecka Urszula Łukasik Mandy Krumbiegel Eranga N. Vithana Tien Yin Wong Yutao Liu Allison E Ashley Koch Pratap Challa Robyn M. Rautenbach David A. Mackey Alex W. Hewitt Paul Mitchell Jie Jin Wang Ari Ziskind Trevor Carmichael Ramakrishnan Rangappa Kalpana Narendran Rangaraj Venkatesh Saravanan Vijayan Peiquan Zhao Xueyi Chen Dalia Guadarrama-Vallejo Ching‐Yu Cheng Shamira Perera Rahat Husain Su-Ling Ho

10.1038/ng.3226 article EN Nature Genetics 2015-02-23
Zheng Li R. Rand Allingham Masakazu Nakano Liyun Jia Yuhong Chen and 95 more Yoko Ikeda Mani Baskaran Lijia Chen Changwon Kee David F. Garway‐Heath Sarangapani Sripriya Nobuo Fuse Khaled K. Abu‐Amero Chukai Huang Prasanthi Namburi Kathryn P. Burdon Shamira Perera Puya Gharahkhani Ying Lin Morio Ueno Mineo Ozaki Takanori Mizoguchi Subbiah R. Krishnadas Essam A. Osman Mei Lee Anita Chan Ahmad Tajudin Liza-Sharmini Tan Do Aurélien Goncalves Pascal Reynier Hong Zhang Rupert Bourne David Goh David C. Broadway Rahat Husain Anil Negi Daniel Su Ching‐Lin Ho Augusto Azuara‐Blanco Christopher Kai-Shun Leung Tina Wong Azhany Yakub Yutao Liu Monisha E. Nongpiur Jong Chul Han Do Nhu Hon Shantha Balekudaru Bowen Zhao Jinghong Sang Nihong Zhang Ryuichi Sato Kengo Yoshii Songhomita Panda-Jonas Allison E. Ashley‐Koch Leon W. Herndon Sayoko E. Moroi Pratap Challa Jia Nee Foo Jin‐Xin Bei Yi-Xin Zeng Cameron P. Simmons Tran Nguyen Bich Chau Ferdinamarie Sharmila Merwyn Chew Blanche Lim Pansy O.S. Tam Elaine Chua Xiao Yu Ng Victor H. K. Yong Yaan Fun Chong Wee Yang Meah Saravanan Vijayan Seongsoo Sohn Wanghong Xu Yik Ying Teo Jessica N. Cooke Bailey Jae H. Kang Jonathan L. Haines Ching‐Yu Cheng Seang‐Mei Saw E Shyong Tai Julia E. Richards Robert Ritch Douglas Gaasterland Louis R. Pasquale Jianjun Liu Jost B. Jonas Dan Milea Ronnie George Saleh A. Al‐Obeidan Kazuhiko Mori Stuart MacGregor Alex W. Hewitt Christopher A. Girkin Mingzhi Zhang Periasamy Sundaresan Lingam Vijaya David A. Mackey Tien Yin Wong Jamie E. Craig

Primary open angle glaucoma (POAG), a major cause of blindness worldwide, is complex disease with significant genetic contribution. We performed Exome Array (Illumina) analysis on 3504 POAG cases and 9746 controls replication the most findings in 9173 26 780 across 18 collections Asian, African European descent. Apart from confirming strong evidence association at CDKN2B-AS1 (rs2157719 [G], odds ratio [OR] = 0.71, P 2.81 × 10−33), we observed one SNP showing to (CDC7–TGFBR3 rs1192415,...

10.1093/hmg/ddv128 article EN cc-by-nc Human Molecular Genetics 2015-04-10

Primary open-angle glaucoma (POAG) is the major type of glaucoma. To discover genetic markers associated with POAG, we examined a total 1,575 Japanese subjects in genome-wide association study (stage 1) and subsequent 2). Both studies were carried out at single institution. In stage 1 study, compared SNPs between 418 POAG patients 300 control subjects. First, low-quality data eliminated by stringent filter, 331,838 autosomal selected for analysis. Poorly clustered visual assessment, leaving...

10.1073/pnas.0906397106 article EN Proceedings of the National Academy of Sciences 2009-07-23

To date, only a small portion of the genetic variation for primary open-angle glaucoma (POAG), major type glaucoma, has been elucidated.We examined our two data sets genome-wide association studies (GWAS) derived from total 2,219 Japanese subjects. First, we performed GWAS by analyzing 653,519 autosomal common single-nucleotide polymorphisms (SNPs) in 833 POAG patients and 686 controls. As result, five variants that passed Bonferroni correction were identified CDKN2B-AS1 on chromosome...

10.1371/journal.pone.0033389 article EN cc-by PLoS ONE 2012-03-12

Purpose: The purpose of this study was to evaluate the association between intronic expansion a trinucleotide repeat (TNR) in TCF4 gene and Fuchs' endothelial corneal dystrophy (FECD) Japanese population. Methods: Forty-seven FECD patients 96 age-matched controls were recruited. examined by slit-lamp noncontact specular microscopy. length determined direct sequencing short tandem assay PCR-amplified DNA Southern blotting unamplified DNA. Results: A TNR expansion, defined as >50 CTG repeats...

10.1167/iovs.15-17082 article EN Investigative Ophthalmology & Visual Science 2015-07-25

Background/Aim To train and validate the prediction performance of deep learning (DL) model to predict visual field (VF) in central 10° from spectral domain optical coherence tomography (SD-OCT). Methods This multicentre, cross-sectional study included paired Humphrey analyser (HFA) 10-2 VF SD-OCT measurements 591 eyes 347 patients with open-angle glaucoma (OAG) or normal subjects for training data set. We trained a convolutional neural network (CNN) predicting threshold (TH) sensitivity...

10.1136/bjophthalmol-2019-315600 article EN British Journal of Ophthalmology 2020-06-27

Abstract We aimed to develop a model predict visual field (VF) in the central 10 degrees patients with glaucoma, by training convolutional neural network (CNN) optical coherence tomography (OCT) images and adjusting values Humphrey Field Analyzer (HFA) 24–2 test. The dataset included 558 eyes from 312 glaucoma 90 46 normal subjects. testing 105 72 patients. All were analyzed HFA 10-2 test OCT; additionally 24-2 During CNN training, total deviation (TD) of point predicted combined...

10.1038/s41598-020-79494-6 article EN cc-by Scientific Reports 2021-01-26

To investigate T cell antigen receptor (TCR) clonotypes in rheumatoid arthritis (RA) lesions.Reverse transcriptase-polymerase chain reaction with TCR V beta family-specific primers and subsequent single-strand conformation polymorphism (SSCP) analysis were performed. Direct nucleotide sequencing was also conducted.A distinct clonal expansion of cells observed the synovium. Furthermore, identical bands samples different areas same lesion obtained by SSCP analysis. Nucleotide revealed that...

10.1002/art.1780390312 article EN Arthritis & Rheumatism 1996-03-01

To evaluate the efficacy and safety of ripasudil for treatment secondary glaucoma, a historical cohort study was conducted at 18 centres in Japan. Adults (age ≥20 years) who needed additional IOP reduction received topical 0.4% between 2014 2018 due to three glaucoma subtypes, including uveitic (UG), exfoliation (EG) or steroid-induced (SG) were assessed mean change from baseline prior with ripasudil. We further evaluated each subtype, characteristics cohort, course uveitis-induced...

10.1038/s41598-020-66928-4 article EN cc-by Scientific Reports 2020-06-25
Zheng Li Zhenxun Wang Mei Lee Matthias Zenkel Kai Lay Esther Peh and 95 more Mineo Ozaki Fotis Topouzis S Nakano Anita S. Y. Chan Shuwen Chen Susan Williams Andrew Orr Masakazu Nakano Nino Kobakhidze Tomasz Żarnowski Alina Popa‐Cherecheanu Takanori Mizoguchi Shin-ichi Manabe Ken Hayashi Shigeyasu Kazama Kenji Inoue Yosai Mori Kazunori Miyata Kazuhisa Sugiyama Tomomi Higashide Etsuo Chihara Ryuichi Ideta Satoshi Ishiko Akitoshi Yoshida Kana Tokumo Yoshiaki Kiuchi Tsutomu Ōhashi Toshiya Sakurai Takako Sugimoto Hideki Chuman Makoto Aihara Masaru Inatani Kazuhiko Mori Yoko Ikeda Morio Ueno Daniel Gaston Paul E. Rafuse Lesya Shuba Joseph Saunders Marcelo T. Nicolela George Chichua S Tabagari Panayiota Founti Kar Seng Sim Wee Yang Meah Hui Meng Soo Xiao Yin Chen A. Chatzikyriakidou Christina Keskini Theofanis Pappas Eleftherios Anastasopoulos Alexandros Lambropoulos Evangelia S. Panagiotou Dimitrios G. Mikropoulos Ewa Kosior‐Jarecka Augustine W O Cheong Yuanhan Li Urszula Łukasik Monisha E. Nongpiur Rahat Husain Shamira Perera Lydia Álvarez Montserrat García Héctor González‐Iglesias Andrés Fernández‐Vega Cueto Luis Fernández-Vega-Cueto Federico Martinón‐Torres Antonio Salas Oğuz Çilingir Nevbahar Tamçelik Eray Atalay Bilge Batu Murat İrkeç Dilek Aktaş Burcu Kasım Yury S. Astakhov Sergei Astakhov Evgeny L. Akopov Andreas Gießl Christian Y. Mardin Claus Hellerbrand Jessica N. Cooke Bailey Robert P. Igo Jonathan L. Haines Deepak P. Edward Steffen Heegaard Sonia Dávila Patrick Tan Jae H. Kang Louis R. Pasquale Friedrich E. Kruse André Reis Trevor Carmichael Michael A. Hauser Michèle Ramsay

<h3>Importance</h3> Exfoliation syndrome is a systemic disorder characterized by progressive accumulation of abnormal fibrillar protein aggregates manifesting clinically in the anterior chamber eye. This most commonly known cause glaucoma and major irreversible blindness. <h3>Objective</h3> To determine if exfoliation associated with rare, protein-changing variants predicted to impair function. <h3>Design, Setting, Participants</h3> A 2-stage, case-control, whole-exome sequencing association...

10.1001/jama.2021.0507 article EN JAMA 2021-02-23

The PreserFlo MicroShunt (PMS) is a minimally invasive surgical device for glaucoma management. However, postoperative hypotony remains significant complication. This retrospective cohort study analyzed 471 eyes to evaluate the efficacy of PMS implantation in reducing intraocular pressure (IOP) and medication dependency, as well identify risk factors associated with hypotony. median IOP decreased significantly from 19 mmHg preoperatively 10 three months postoperatively, medications score...

10.1038/s41598-025-92879-9 article EN cc-by-nc-nd Scientific Reports 2025-03-11

In the course of screening for apoptosis-inducing agents, chloptosin (1) was isolated from culture broth Streptomyces. The dumbbell-type structure dimeric cyclohexapeptide consisting d-valine, (3S)- and (3R)-piperazic acids, O-methyl-l-serine, d-threonine, (2S,3aR,8aR)-6-chloro-3a-hydroxy-2,3,3a,8a-hexahydropyrrolo[2,3-b]indole-2-carboxylic acid elucidated by spectroscopic chemical degradation studies. amino components in each domain were presented alternating R S configurations. Chloptosin...

10.1021/jo991314b article EN The Journal of Organic Chemistry 1999-12-29

Potent apoptosis-inducing peptides, polyoxypeptins A (1) and B (2) were isolated from the culture broth of Streptomyces sp. by solvent extraction column chromatography. Structural elucidation 1 MS NMR analyses revealed that it is a cyclic hexadepsipeptide having novel amino acid previously unrecognized N-acyl side chain. The depsipeptide consisted 3-hydroxyleucine, N-hydroxyvaline, N-hydroxyalanine, piperazic acid, 5-hydroxyhexahydropiperazine-3-carboxylic an unusual hitherto unreported...

10.1021/jo981512n article EN The Journal of Organic Chemistry 1999-04-01

Recent studies have shown that prostaglandin analogues can decrease the central corneal thickness (CCT), however, most of those followed patient's CCT for only approximately 2 years. The purpose this present study was to perform a long-term follow-up investigation in patients who underwent topical monotherapy over 4 years, and then analyze changes correlation between intraocular pressure (IOP) changes.This retrospective involved 52 eyes glaucoma consulted with specialists at Glaucoma Clinic...

10.1089/jop.2013.0196 article EN Journal of Ocular Pharmacology and Therapeutics 2014-04-16
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