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  1. Article ; Online: WNT signaling and cancer stemness.

    Katoh, Masuko / Katoh, Masaru

    Essays in biochemistry

    2022  Volume 66, Issue 4, Page(s) 319–331

    Abstract: Cancer stemness, defined as the self-renewal and tumor-initiation potential of cancer stem cells (CSCs), is a cancer biology property featuring activation of CSC signaling networks. Canonical WNT signaling through Frizzled and LRP5/6 receptors is ... ...

    Abstract Cancer stemness, defined as the self-renewal and tumor-initiation potential of cancer stem cells (CSCs), is a cancer biology property featuring activation of CSC signaling networks. Canonical WNT signaling through Frizzled and LRP5/6 receptors is transmitted to the β-catenin-TCF/LEF-dependent transcription machinery to up-regulate MYC, CCND1, LGR5, SNAI1, IFNG, CCL28, CD274 (PD-L1) and other target genes. Canonical WNT signaling causes expansion of rapidly cycling CSCs and modulates both immune surveillance and immune tolerance. In contrast, noncanonical WNT signaling through Frizzled or the ROR1/2 receptors is transmitted to phospholipase C, Rac1 and RhoA to control transcriptional outputs mediated by NFAT, AP-1 and YAP-TEAD, respectively. Noncanonical WNT signaling supports maintenance of slowly cycling, quiescent or dormant CSCs and promotes epithelial-mesenchymal transition via crosstalk with TGFβ (transforming growth factor-β) signaling cascades, while the TGFβ signaling network induces immune evasion. The WNT signaling network orchestrates the functions of cancer-associated fibroblasts, endothelial cells and immune cells in the tumor microenvironment and fine-tunes stemness in human cancers, such as breast, colorectal, gastric and lung cancers. Here, WNT-related cancer stemness features, including proliferation/dormancy plasticity, epithelial-mesenchymal plasticity and immune-landscape plasticity, will be discussed. Porcupine inhibitors, β-catenin protein-protein interaction inhibitors, β-catenin proteolysis targeting chimeras, ROR1 inhibitors and ROR1-targeted biologics are investigational drugs targeting WNT signaling cascades. Mechanisms of cancer plasticity regulated by the WNT signaling network are promising targets for therapeutic intervention; however, further understanding of context-dependent reprogramming trajectories might be necessary to optimize the clinical benefits of WNT-targeted monotherapy and applied combination therapy for patients with cancer.
    MeSH term(s) B7-H1 Antigen ; Biological Products ; Drugs, Investigational ; Endothelial Cells/metabolism ; Humans ; Neoplasms/therapy ; Transcription Factor AP-1 ; Transforming Growth Factor beta ; Transforming Growth Factors ; Tumor Microenvironment ; Type C Phospholipases ; Wnt Signaling Pathway/genetics ; beta Catenin/genetics ; beta Catenin/metabolism
    Chemical Substances B7-H1 Antigen ; Biological Products ; Drugs, Investigational ; Transcription Factor AP-1 ; Transforming Growth Factor beta ; beta Catenin ; Transforming Growth Factors (76057-06-2) ; Type C Phospholipases (EC 3.1.4.-)
    Language English
    Publishing date 2022-07-15
    Publishing country England
    Document type Journal Article ; Research Support, Non-U.S. Gov't
    ISSN 1744-1358 ; 0071-1365
    ISSN (online) 1744-1358
    ISSN 0071-1365
    DOI 10.1042/EBC20220016
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  2. Article ; Online: Genomic testing, tumor microenvironment and targeted therapy of Hedgehog-related human cancers.

    Katoh, Masaru

    Clinical science (London, England : 1979)

    2019  Volume 133, Issue 8, Page(s) 953–970

    Abstract: Hedgehog signals are transduced through Patched receptors to the Smoothened (SMO)-SUFU-GLI and SMO-Gi-RhoA signaling cascades. MTOR-S6K1 and MEK-ERK signals are also transduced to GLI activators through post-translational modifications. The GLI ... ...

    Abstract Hedgehog signals are transduced through Patched receptors to the Smoothened (SMO)-SUFU-GLI and SMO-Gi-RhoA signaling cascades. MTOR-S6K1 and MEK-ERK signals are also transduced to GLI activators through post-translational modifications. The GLI transcription network up-regulates target genes, such as
    MeSH term(s) Animals ; Antineoplastic Agents/administration & dosage ; Genetic Testing ; Hedgehog Proteins/antagonists & inhibitors ; Hedgehog Proteins/genetics ; Hedgehog Proteins/metabolism ; Humans ; Molecular Targeted Therapy ; Neoplasms/drug therapy ; Neoplasms/genetics ; Neoplasms/metabolism ; Signal Transduction/drug effects ; Tumor Microenvironment
    Chemical Substances Antineoplastic Agents ; Hedgehog Proteins
    Language English
    Publishing date 2019-04-29
    Publishing country England
    Document type Journal Article ; Research Support, Non-U.S. Gov't ; Review
    ZDB-ID 206835-7
    ISSN 1470-8736 ; 0301-0538 ; 0009-0360 ; 0143-5221
    ISSN (online) 1470-8736
    ISSN 0301-0538 ; 0009-0360 ; 0143-5221
    DOI 10.1042/CS20180845
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  3. Article: Combination immuno-oncology therapy with pembrolizumab, an anti-PD-1 monoclonal antibody targeting immune evasion, and standard chemotherapy for patients with the squamous and non-squamous subtypes of non-small cell lung cancer.

    Katoh, Masaru

    Journal of thoracic disease

    2018  Volume 10, Issue 9, Page(s) 5178–5183

    Language English
    Publishing date 2018-01-15
    Publishing country China
    Document type Editorial
    ZDB-ID 2573571-8
    ISSN 2077-6624 ; 2072-1439
    ISSN (online) 2077-6624
    ISSN 2072-1439
    DOI 10.21037/jtd.2018.08.123
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  4. Article ; Online: FGFR-targeted therapeutics: clinical activity, mechanisms of resistance and new directions.

    Katoh, Masuko / Loriot, Yohann / Brandi, Giovanni / Tavolari, Simona / Wainberg, Zev A / Katoh, Masaru

    Nature reviews. Clinical oncology

    2024  Volume 21, Issue 4, Page(s) 312–329

    Abstract: Fibroblast growth factor (FGF) signalling via FGF receptors (FGFR1-4) orchestrates fetal development and contributes to tissue and whole-body homeostasis, but can also promote tumorigenesis. Various agents, including pan-FGFR inhibitors (erdafitinib and ... ...

    Abstract Fibroblast growth factor (FGF) signalling via FGF receptors (FGFR1-4) orchestrates fetal development and contributes to tissue and whole-body homeostasis, but can also promote tumorigenesis. Various agents, including pan-FGFR inhibitors (erdafitinib and futibatinib), FGFR1/2/3 inhibitors (infigratinib and pemigatinib), as well as a range of more-specific agents, have been developed and several have entered clinical use. Erdafitinib is approved for patients with urothelial carcinoma harbouring FGFR2/3 alterations, and futibatinib and pemigatinib are approved for patients with cholangiocarcinoma harbouring FGFR2 fusions and/or rearrangements. Clinical benefit from these agents is in part limited by hyperphosphataemia owing to off-target inhibition of FGFR1 as well as the emergence of resistance mutations in FGFR genes, activation of bypass signalling pathways, concurrent TP53 alterations and possibly epithelial-mesenchymal transition-related isoform switching. The next generation of small-molecule inhibitors, such as lirafugratinib and LOXO-435, and the FGFR2-specific antibody bemarituzumab are expected to have a reduced risk of hyperphosphataemia and the ability to overcome certain resistance mutations. In this Review, we describe the development and current clinical role of FGFR inhibitors and provide perspective on future research directions including expansion of the therapeutic indications for use of FGFR inhibitors, combination of these agents with immune-checkpoint inhibitors and the application of novel technologies, such as artificial intelligence.
    MeSH term(s) Humans ; Carcinoma, Transitional Cell ; Artificial Intelligence ; Hyperphosphatemia ; Urinary Bladder Neoplasms ; Cholangiocarcinoma/genetics ; Bile Duct Neoplasms ; Bile Ducts, Intrahepatic ; Protein Kinase Inhibitors/therapeutic use ; Protein Kinase Inhibitors/pharmacology
    Chemical Substances Protein Kinase Inhibitors
    Language English
    Publishing date 2024-02-29
    Publishing country England
    Document type Journal Article ; Review
    ZDB-ID 2491410-1
    ISSN 1759-4782 ; 1759-4774
    ISSN (online) 1759-4782
    ISSN 1759-4774
    DOI 10.1038/s41571-024-00869-z
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  5. Article ; Online: The integration of genomics testing and functional proteomics in the era of personalized medicine.

    Katoh, Masaru

    Expert review of proteomics

    2017  Volume 14, Issue 12, Page(s) 1055–1058

    MeSH term(s) Genomics/methods ; Humans ; Neoplasms/genetics ; Neoplasms/metabolism ; Precision Medicine/methods ; Proteomics/methods
    Language English
    Publishing date 2017-10-23
    Publishing country England
    Document type Editorial ; Research Support, Non-U.S. Gov't
    ZDB-ID 2299100-1
    ISSN 1744-8387 ; 1478-9450
    ISSN (online) 1744-8387
    ISSN 1478-9450
    DOI 10.1080/14789450.2017.1392245
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  6. Article ; Online: Fibroblast growth factor receptors as treatment targets in clinical oncology.

    Katoh, Masaru

    Nature reviews. Clinical oncology

    2018  Volume 16, Issue 2, Page(s) 105–122

    Abstract: FGFRs are receptor tyrosine kinases with a role in several biological processes, such as the regulation of development and tissue repair. However, alterations in FGFRs 1-4, such as amplifications, fusions and mutations, as well as aberrant epigenetic or ... ...

    Abstract FGFRs are receptor tyrosine kinases with a role in several biological processes, such as the regulation of development and tissue repair. However, alterations in FGFRs 1-4, such as amplifications, fusions and mutations, as well as aberrant epigenetic or transcriptional regulation and changes in tumour-stromal interactions in the tumour microenvironment, can lead to the development and/or progression of cancer. Similar to other kinase alterations, such alterations are targetable using small molecules or antibodies, and the benefits of FGFR inhibitors have been demonstrated in clinical trials involving subsets of patients with solid tumours harbouring FGFR alterations. However, the response rates in patients with FGFR alterations were relatively low, and responses in patients without detectable FGFR alterations were also observed. In this Review, the author describes the clinical experience with FGFR inhibitors to date, and highlights key aspects that might lead to improved response rates and/or the avoidance of acquired resistance, including the selection of patients who are most likely to benefit from treatment, and the use of FGFR inhibitors in combination regimens with other agents.
    MeSH term(s) Drug Resistance, Neoplasm/drug effects ; Epigenesis, Genetic ; Humans ; Molecular Targeted Therapy ; Mutation ; Neoplasms/drug therapy ; Neoplasms/genetics ; Protein Kinase Inhibitors/pharmacology ; Protein Kinase Inhibitors/therapeutic use ; Receptors, Fibroblast Growth Factor/antagonists & inhibitors ; Small Molecule Libraries/pharmacology ; Small Molecule Libraries/therapeutic use ; Tumor Microenvironment/drug effects
    Chemical Substances Protein Kinase Inhibitors ; Receptors, Fibroblast Growth Factor ; Small Molecule Libraries
    Language English
    Publishing date 2018-10-26
    Publishing country England
    Document type Journal Article ; Research Support, Non-U.S. Gov't ; Review
    ZDB-ID 2491410-1
    ISSN 1759-4782 ; 1759-4774
    ISSN (online) 1759-4782
    ISSN 1759-4774
    DOI 10.1038/s41571-018-0115-y
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  7. Article ; Online: Multi‑layered prevention and treatment of chronic inflammation, organ fibrosis and cancer associated with canonical WNT/β‑catenin signaling activation (Review).

    Katoh, Masaru

    International journal of molecular medicine

    2018  Volume 42, Issue 2, Page(s) 713–725

    Abstract: β‑catenin/CTNNB1 is an intracellular scaffold protein that interacts with adhesion molecules (E‑cadherin/CDH1, N‑cadherin/CDH2, VE‑cadherin/CDH5 and α‑catenins), transmembrane‑type mucins (MUC1/CD227 and MUC16/CA125), signaling regulators (APC, AXIN1, ... ...

    Abstract β‑catenin/CTNNB1 is an intracellular scaffold protein that interacts with adhesion molecules (E‑cadherin/CDH1, N‑cadherin/CDH2, VE‑cadherin/CDH5 and α‑catenins), transmembrane‑type mucins (MUC1/CD227 and MUC16/CA125), signaling regulators (APC, AXIN1, AXIN2 and NHERF1/EBP50) and epigenetic or transcriptional regulators (BCL9, BCL9L, CREBBP/CBP, EP300/p300, FOXM1, MED12, SMARCA4/BRG1 and TCF/LEF). Gain‑of‑function CTTNB1 mutations are detected in bladder cancer, colorectal cancer, gastric cancer, liver cancer, lung cancer, pancreatic cancer, prostate cancer and uterine cancer, whereas loss‑of‑function CTNNB1 mutations are also detected in human cancer. ABCB1, ALDH1A1, ASCL2, ATF3, AXIN2, BAMBI, CCND1, CD44, CLDN1, CTLA4, DKK1, EDN1, EOMES, FGF18, FGF20, FZD7, IL10, JAG1, LEF1, LGR5, MITF, MSX1, MYC, NEUROD1, NKD1, NODAL, NOTCH2, NOTUM, NRCAM, OPN, PAX3, PPARD, PTGS2, RNF43, SNAI1, SP5, TCF7, TERT, TNFRSF19, VEGFA and ZNRF3 are representative β‑catenin target genes. β‑catenin signaling is involved in myofibroblast activation and subsequent pulmonary fibrosis, in addition to other types of fibrosis. β‑catenin and NF‑κB signaling activation are involved in field cancerization in the stomach associated with Helicobacter pylori (H. pylori) infection and in the liver associated with hepatitis C virus (HCV) infection and other etiologies. β‑catenin‑targeted therapeutics are functionally classified into β‑catenin inhibitors targeting upstream regulators (AZ1366, ETC‑159, G007‑LK, GNF6231, ipafricept, NVP‑TNKS656, rosmantuzumab, vantictumab, WNT‑C59, WNT974 and XAV939), β‑catenin inhibitors targeting protein‑protein interactions (CGP049090, CWP232228, E7386, ICG‑001, LF3 and PRI‑724), β‑catenin inhibitors targeting epigenetic regulators (PKF118‑310), β‑catenin inhibitors targeting mediator complexes (CCT251545 and cortistatin A) and β‑catenin inhibitors targeting transmembrane‑type transcriptional outputs, including CD44v6, FZD7 and LGR5. Eradicating H. pylori and HCV is the optimal approach for the first‑line prevention of gastric cancer and hepatocellular carcinoma (HCC), respectively. However, β‑catenin inhibitors may be applicable for the prevention of organ fibrosis, second‑line HCC prevention and treating β‑catenin‑driven cancer. The multi‑layered prevention and treatment strategy of β‑catenin‑related human diseases is necessary for the practice of personalized medicine and implementation of precision medicine.
    MeSH term(s) Animals ; Chronic Disease ; Drug Discovery/methods ; Epigenesis, Genetic/drug effects ; Fibrosis ; Humans ; Inflammation/drug therapy ; Inflammation/genetics ; Inflammation/metabolism ; Inflammation/pathology ; Molecular Targeted Therapy/methods ; Neoplasms/drug therapy ; Neoplasms/genetics ; Neoplasms/metabolism ; Neoplasms/pathology ; Precision Medicine/methods ; Protein Interaction Maps/drug effects ; Wnt Signaling Pathway/drug effects ; beta Catenin/antagonists & inhibitors ; beta Catenin/metabolism
    Chemical Substances beta Catenin
    Language English
    Publishing date 2018-05-17
    Publishing country Greece
    Document type Journal Article ; Review
    ZDB-ID 1444428-8
    ISSN 1791-244X ; 1107-3756
    ISSN (online) 1791-244X
    ISSN 1107-3756
    DOI 10.3892/ijmm.2018.3689
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  8. Article: Antibody-drug conjugate targeting protein tyrosine kinase 7, a receptor tyrosine kinase-like molecule involved in WNT and vascular endothelial growth factor signaling: effects on cancer stem cells, tumor microenvironment and whole-body homeostasis.

    Katoh, Masaru

    Annals of translational medicine

    2017  Volume 5, Issue 23, Page(s) 462

    Language English
    Publishing date 2017-12-22
    Publishing country China
    Document type Editorial ; Comment
    ZDB-ID 2893931-1
    ISSN 2305-5847 ; 2305-5839
    ISSN (online) 2305-5847
    ISSN 2305-5839
    DOI 10.21037/atm.2017.09.11
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  9. Article: CD157 and CD200 at the crossroads of endothelial remodeling and immune regulation.

    Katoh, Masuko / Katoh, Masaru

    Stem cell investigation

    2019  Volume 6, Page(s) 10

    Language English
    Publishing date 2019-04-19
    Publishing country China
    Document type Editorial ; Comment
    ZDB-ID 2884645-X
    ISSN 2313-0792 ; 2306-9759
    ISSN (online) 2313-0792
    ISSN 2306-9759
    DOI 10.21037/sci.2019.04.01
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  10. Article: Combination immuno-oncology therapy with immune checkpoint blockers targeting PD-L1, PD-1 or CTLA4 and epigenetic drugs targeting MYC and immune evasion for precision medicine.

    Katoh, Masaru

    Journal of thoracic disease

    2016  Volume 10, Issue 3, Page(s) 1294–1299

    Language English
    Publishing date 2016-06-16
    Publishing country China
    Document type Editorial ; Comment
    ZDB-ID 2573571-8
    ISSN 2077-6624 ; 2072-1439
    ISSN (online) 2077-6624
    ISSN 2072-1439
    DOI 10.21037/jtd.2018.03.62
    Database MEDical Literature Analysis and Retrieval System OnLINE

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