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Inferring cells differentiation processes from single-cell Multiome ATACseq+RNAseq data.

Research Project

Project/Area Number 22K21301
Research Category

Grant-in-Aid for Research Activity Start-up

Allocation TypeMulti-year Fund
Review Section 1002:Human informatics, applied informatics and related fields
Research InstitutionThe University of Tokyo

Principal Investigator

LOZA LOPEZ MARTIN DE JESUS  東京大学, 医科学研究所, 助教 (30963194)

Project Period (FY) 2022-08-31 – 2024-03-31
Project Status Completed (Fiscal Year 2023)
Budget Amount *help
¥2,860,000 (Direct Cost: ¥2,200,000、Indirect Cost: ¥660,000)
Fiscal Year 2023: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Fiscal Year 2022: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
KeywordsRNA modeling / Cells reprogramming / Simulation / Macrophages / Immunology / multiomics / Expression estimation / ATAC-seq / RNA-seq / Macrophages polarization / Bioinformatics / Cells-reprogramming / Multiomics / RNA-velocity / Single-cell / Cell-fate
Outline of Research at the Start

By using computational techniques and genomics information, I aim to develop a computational method to analyze the differentiation processes of cells. The resulting computational methodology could be used for exploratory analysis of cell states, a key feature to improve gene therapy.

Outline of Final Research Achievements

We developed a model to understand gene behavior in immune cells called macrophages. By focusing on genes that preserved a history of their changes (hysteresis genes), we created a method to predict how these genes behave during cell reprogramming. Our model accurately simulated gene activity, helping us explore how immune cells adapt. This research could improve our understanding of immune responses related to macrophages and lead to better cancer treatments.

Academic Significance and Societal Importance of the Research Achievements

Our research helps us understand how immune cells called macrophages change and adapt. This knowledge can lead to better cancer treatments by improving how we predict and influence immune responses. Ultimately, it can enhance our ability to fight diseases and improve public health.

Report

(3 results)
  • 2023 Annual Research Report   Final Research Report ( PDF )
  • 2022 Research-status Report
  • Research Products

    (10 results)

All 2023 2022 Other

All Journal Article (3 results) (of which Int'l Joint Research: 3 results,  Peer Reviewed: 3 results,  Open Access: 3 results) Presentation (6 results) (of which Int'l Joint Research: 5 results) Remarks (1 results)

  • [Journal Article] Epigenetic characterization of housekeeping core promoters and their importance in tumor suppression2023

    • Author(s)
      Loza Martin、Vandenbon Alexis、Nakai Kenta
    • Journal Title

      Nucleic Acids Research

      Volume: 52 Issue: 3 Pages: 1107-1119

    • DOI

      10.1093/nar/gkad1164

    • Related Report
      2023 Annual Research Report
    • Peer Reviewed / Open Access / Int'l Joint Research
  • [Journal Article] Intercellular crosstalk in adult dental pulp is mediated by heparin-binding growth factors Pleiotrophin and Midkine2023

    • Author(s)
      Jiravejchakul Natnicha、Abe Gabriela L.、Loza Martin、Park Soyoung、Matangkasombut Ponpan、Sasaki Jun-Ichi、Imazato Satoshi、Diez Diego、Standley Daron M.
    • Journal Title

      BMC Genomics

      Volume: 24 Issue: 1 Pages: 184-184

    • DOI

      10.1186/s12864-023-09265-w

    • Related Report
      2023 Annual Research Report 2022 Research-status Report
    • Peer Reviewed / Open Access / Int'l Joint Research
  • [Journal Article] 19n01, a broadly neutralizing antibody against omicron BA.1, BA.2, BA.4/5, and other SARS-CoV-2 variants of concern2023

    • Author(s)
      Garcia M.、Melgoza E. A.、Hernandez S.、Hinojosa D.、Resendiz M.、Llamas M. A.、Loza M.、Valenzuela O.、Soto A.、Hernandez M. A.、Mata V.、Cassaniti I.、Sammartino J. C.、Ferrari A.、Simonelli L.、Pedotti M.、Sun R.、Zuo F.、Baldanti F.、Varani L.、Marcotte H.、Pan-Hammarstrom Q.、Hernandez J.
    • Journal Title

      iScience

      Volume: 26 Issue: 4 Pages: 106562-106562

    • DOI

      10.1016/j.isci.2023.106562

    • Related Report
      2022 Research-status Report
    • Peer Reviewed / Open Access / Int'l Joint Research
  • [Presentation] Unveiling the existence of human housekeeping cis-regulatory elements: epigenetic characterization and implications in cancer development2023

    • Author(s)
      MARTIN LOZA, ALEXIS VANDENBON, and KENTA NAKAI
    • Organizer
      INCOB 2023
    • Related Report
      2023 Annual Research Report
  • [Presentation] Accurate integration of single cell transcriptome replicates2022

    • Author(s)
      Loza Martin
    • Organizer
      2022 HCA Latin America Symposium
    • Related Report
      2022 Research-status Report
    • Int'l Joint Research
  • [Presentation] Housekeeping enhancers in the human genome2022

    • Author(s)
      Loza Martin
    • Organizer
      The International Conference on Bioinformatics (InCoB)
    • Related Report
      2022 Research-status Report
    • Int'l Joint Research
  • [Presentation] Unbiased integration of single cell transcriptome replicates2022

    • Author(s)
      Loza Martin
    • Organizer
      Simposio de Estudiantes Hispanoablantes de bioinformatica y Biologia Computacional (SEHbioinfo))
    • Related Report
      2022 Research-status Report
    • Int'l Joint Research
  • [Presentation] Characterization of housekeeping enhancers and their targets in the human genome2022

    • Author(s)
      Loza Martin
    • Organizer
      NGS EXPO IFReC
    • Related Report
      2022 Research-status Report
    • Int'l Joint Research
  • [Presentation] Unbiased integration of single cell transcriptome replicates2022

    • Author(s)
      Loza Martin
    • Organizer
      IIBMP
    • Related Report
      2022 Research-status Report
    • Int'l Joint Research
  • [Remarks] Github repository

    • URL

      https://github.com/MartinLoza/Cells_reprogramming

    • Related Report
      2023 Annual Research Report

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Published: 2022-09-01   Modified: 2025-01-30  

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