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  1. Article

    Open Access

    Long-read sequencing for 29 immune cell subsets reveals disease-linked isoforms

    Alternative splicing events are a major causal mechanism for complex traits, but they have been understudied due to the limitation of short-read sequencing. Here, we generate a full-length isoform annotation o...

    Jun Inamo, Akari Suzuki, Mahoko Takahashi Ueda, Kensuke Yamaguchi in Nature Communications (2024)

  2. Article

    Open Access

    GWAS for systemic sclerosis identifies six novel susceptibility loci including one in the Fcγ receptor region

    Here we report the largest Asian genome-wide association study (GWAS) for systemic sclerosis performed to date, based on data from Japanese subjects and comprising of 1428 cases and 112,599 controls. The lead ...

    Yuki Ishikawa, Nao Tanaka, Yoshihide Asano, Masanari Kodera in Nature Communications (2024)

  3. No Access

    Article

    Multi-ancestry genome-wide association analyses identify novel genetic mechanisms in rheumatoid arthritis

    Rheumatoid arthritis (RA) is a highly heritable complex disease with unknown etiology. Multi-ancestry genetic research of RA promises to improve power to detect genetic signals, fine-map** resolution and per...

    Kazuyoshi Ishigaki, Saori Sakaue, Chikashi Terao, Yang Luo in Nature Genetics (2022)

  4. Article

    Open Access

    Splicing QTL analysis focusing on coding sequences reveals mechanisms for disease susceptibility loci

    Splicing quantitative trait loci (sQTLs) are one of the major causal mechanisms in genome-wide association study (GWAS) loci, but their role in disease pathogenesis is poorly understood. One reason is the comp...

    Kensuke Yamaguchi, Kazuyoshi Ishigaki, Akari Suzuki, Yumi Tsuchida in Nature Communications (2022)

  5. No Access

    Article

    Effects of Cough Training and Inspiratory Muscle Training on Cough Strength in Older Adults: A Randomized Controlled Trial

    While the need for preventive strategies to reduce the incidence of aspiration pneumonia has been indicated, it is also important to investigate effective training methods to improve cough function, which is a...

    Hideo Kaneko, Akari Suzuki, Jun Horie in Lung (2022)

  6. No Access

    Article

    Cap analysis of gene expression (CAGE) and noncoding regulatory elements

    Cap analysis of gene expression (CAGE) was developed to detect the 5′ end of RNA. Trap** of the RNA 5′-cap structure enables the enrichment and selective sequencing of complete transcripts. Upscaled high-thr...

    Matteo Maurizio Guerrini, Akiko Oguchi, Akari Suzuki in Seminars in Immunopathology (2022)

  7. No Access

    Article

    A cross-population atlas of genetic associations for 220 human phenotypes

    Current genome-wide association studies do not yet capture sufficient diversity in populations and scope of phenotypes. To expand an atlas of genetic associations in non-European populations, we conducted 220 ...

    Saori Sakaue, Masahiro Kanai, Yosuke Tanigawa, Juha Karjalainen in Nature Genetics (2021)

  8. No Access

    Article

    Chromosomal alterations among age-related haematopoietic clones in Japan

    The extent to which the biology of oncogenesis and ageing are shaped by factors that distinguish human populations is unknown. Haematopoietic clones with acquired mutations become common with advancing age and...

    Chikashi Terao, Akari Suzuki, Yukihide Momozawa, Masato Akiyama in Nature (2020)

  9. No Access

    Article

    Large-scale genome-wide association study in a Japanese population identifies novel susceptibility loci across different diseases

    The overwhelming majority of participants in current genetic studies are of European ancestry. To elucidate disease biology in the East Asian population, we conducted a genome-wide association study (GWAS) wit...

    Kazuyoshi Ishigaki, Masato Akiyama, Masahiro Kanai, Atsushi Takahashi in Nature Genetics (2020)

  10. No Access

    Chapter and Conference Paper

    Evaluation of Condition and Damage in Reinforced Concrete by Elastic Wave Method

    In this study acoustic emission and ultrasonic testing were applied to evaluate cracking induced rebar corrosion. It is clarified that AE activity becomes high and wave velocity detected by ultrasonic testing ...

    Takeshi Watanabe, Hayato Fukutomi in Asset Intelligence through Integration and… (2019)

  11. No Access

    Chapter

    Genetic and Functional Genetics of Autoimmune Diseases

    The majority of autoimmune diseases are multi-factorial diseases that develop through the interaction of several factors, such as genetic and environmental factors. A limited number of disease susceptibility g...

    Kazuhiko Yamamoto, Kazuyoshi Ishigaki, Akari Suzuki in Genome-Wide Association Studies (2019)

  12. Article

    Open Access

    Transcriptome analysis of peripheral blood from patients with rheumatoid arthritis: a systematic review

    In the era of precision medicine, transcriptome analysis of whole gene expression is an essential technology. While DNA microarray has a limited dynamic range and a problem of background hybridization, RNA seq...

    Shuji Sumitomo, Yasuo Nagafuchi, Yumi Tsuchida in Inflammation and Regeneration (2018)

  13. No Access

    Article

    Macrophage extracellular trap formation promoted by platelet activation is a key mediator of rhabdomyolysis-induced acute kidney injury

    Platelet activation after muscle trauma promotes extracellular trap release by macrophages and acute kidney injury.

    Koshu Okubo, Miho Kurosawa, Mako Kamiya, Yasuteru Urano, Akari Suzuki in Nature Medicine (2018)

  14. No Access

    Article

    Polygenic burdens on cell-specific pathways underlie the risk of rheumatoid arthritis

    Yuta Kochi and colleagues perform expression quantitative trait loci (eQTL) analysis on five subsets of immune cells individually sorted from blood from 105 individuals. They develop an integrated analysis pip...

    Kazuyoshi Ishigaki, Yuta Kochi, Akari Suzuki, Yumi Tsuchida in Nature Genetics (2017)

  15. Article

    Open Access

    Immunophenoty** of rheumatoid arthritis reveals a linkage between HLA-DRB1 genotype, CXCR4 expression on memory CD4+ T cells and disease activity

    Rheumatoid arthritis (RA) is a chronic autoimmune inflammatory disease that leads to destructive arthritis. Although the HLA class II locus is the strongest genetic risk factor for rheumatoid arthritis, the re...

    Yasuo Nagafuchi, Hirofumi Shoda, Shuji Sumitomo, Shinichiro Nakachi in Scientific Reports (2016)

  16. Article

    Open Access

    Decreased severity of experimental autoimmune arthritis in peptidylarginine deiminase type 4 knockout mice

    Peptidylarginine deiminase type 4 (PADI4) has been identified as a susceptibility gene for rheumatoid arthritis (RA) by genome-wide association studies. PADI4 is highly expressed in the bone marrow, macrophage...

    Akari Suzuki, Yuta Kochi, Hirofumi Shoda, Yu Seri in BMC Musculoskeletal Disorders (2016)

  17. Article

    Open Access

    EAF2 mediates germinal centre B-cell apoptosis to suppress excessive immune responses and prevent autoimmunity

    Regulated apoptosis of germinal centre (GC) B cells is critical for normal humoral immune responses. ELL-associated factor 2 (EAF2) regulates transcription elongation and has been shown to be an androgen-respo...

    Yingqian Li, Yoshimasa Takahashi, Shin-ichiro Fujii, Yang Zhou in Nature Communications (2016)

  18. No Access

    Article

    High-density genoty** of immune-related loci identifies new SLE risk variants in individuals with Asian ancestry

    Swapan Nath, Sang-Cheol Bae and colleagues report the results of a large-scale association study of systemic lupus erythematosus in individuals of Asian ancestry. They identify several new susceptibility loci ...

    Celi Sun, Julio E Molineros, Loren L Looger, Xu-jie Zhou, Kwangwoo Kim in Nature Genetics (2016)

  19. Article

    Open Access

    Peptidylarginine deiminase type 4 deficiency reduced arthritis severity in a glucose-6-phosphate isomerase-induced arthritis model

    Peptidyl arginine deiminase 4 (PAD4) is an enzyme that is involved in protein citrullination and is a target for anti-citrullinated peptide antibodies (ACPAs) in rheumatoid arthritis (RA). Genetic polymorphism...

    Yu Seri, Hirofumi Shoda, Akari Suzuki, Isao Matsumoto in Scientific Reports (2015)

  20. No Access

    Article

    Genetics of rheumatoid arthritis in Asia—present and future

    Genetic factors play an important part in the disease heterogeneity observed in patients with rheumatoid arthritis (RA). Genome-wide association studies (GWAS) have linked common single-nucleotide polymorphism...

    Kazuhiko Yamamoto, Yukinori Okada, Akari Suzuki, Yuta Kochi in Nature Reviews Rheumatology (2015)

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