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  1. Article

    Open Access

    p70S6K/Akt dual inhibitor DIACC3010 is efficacious in preclinical models of gastric cancer alone and in combination with trastuzumab

    The PI3K-Akt-mTOR (PAM) pathway is implicated in tumor progression in many tumor types, including metastatic gastric cancer (GC). The initial promise of PAM inhibitors has been unrealized in the clinic, presum...

    Shota Fukuoka, Yoshikatsu Koga, Mayumi Yamauchi, Shigehiro Koganemaru in Scientific Reports (2023)

  2. Article

    Open Access

    Expansion of mixed immune cells using CD3/CD161 co-stimulation for the treatment of cancer

    Adoptive cell transfer (ACT) is a type of personalized immunotherapy in which expanded immune cells are administered to patients with cancer. However, single-cell populations, such as killer T cells, dendritic...

    Ryo Tsumura, Miwa Haruta, Masataka Kuwano, Masahiro Yasunaga in Scientific Reports (2023)

  3. No Access

    Living Reference Work Entry In depth

    Development of Next-Generation Antibody Therapeutics Using DDS and Molecular Imaging

    In addition to the naked therapeutic antibodies, next-generation therapeutic antibodies have recently attracted great attention. Examples of next-generation therapeutic antibodies include armed antibodies, suc...

    Masahiro Yasunaga in Handbook of Cancer and Immunology

  4. Article

    Open Access

    Protection from contamination by 211At, an enigmatic but promising alpha-particle-emitting radionuclide

    211At, a promising alpha-particle-emitting radionuclide, can easily volatilize and contaminate the environment. To safely manage this unique alpha-particle-emitting radionuclide, we investigated the permeability ...

    Kazunobu Ohnuki, Mitsuyoshi Yoshimoto, Hiromitsu Haba, Shino Manabe in EJNMMI Physics (2022)

  5. Article

    Open Access

    High expression of TMEM180, a novel tumour marker, is associated with poor survival in stage III colorectal cancer

    Transmembrane protein 180 (TMEM180) is a newly identified colorectal cancer (CRC)-specific molecule that is expressed very rarely in normal tissue and up-regulated under hypoxic conditions. We developed a mono...

    Takuya Shiraishi, Koji Ikeda, Yuichiro Tsukada, Yuji Nishizawa in BMC Cancer (2021)

  6. Article

    Open Access

    Mechanism of action of a T cell-dependent bispecific antibody as a breakthrough immunotherapy against refractory colorectal cancer with an oncogenic mutation

    T cell-dependent bispecific antibody (TDB)-induced T cell activation, which can eliminate tumor cells independent of MHC engagement, is expected to be a novel breakthrough immunotherapy against refractory canc...

    Daisuke Kamakura, Ryutaro Asano, Hiroki Kawai in Cancer Immunology, Immunotherapy (2021)

  7. No Access

    Chapter

    CAST Therapy

    Cancer consists not only of tumor cells but also of tumor stroma. The latter has various components such as fibroblasts, mesenchymal cells, blood vessels or extracellular matrix proteins (e.g. collagen, fibron...

    Masahiro Yasunaga, Shino Manabe in Cancer Drug Delivery Systems Based on the … (2019)

  8. Article

    Open Access

    Chemotherapy payload of anti-insoluble fibrin antibody-drug conjugate is released specifically upon binding to fibrin

    Cancer-induced blood coagulation in human tumour generates insoluble fibrin (IF)-rich cancer stroma in which uneven monoclonal antibody (mAb) distribution reduce the potential effectiveness of mAb-mediated tre...

    Hirobumi Fuchigami, Shino Manabe, Masahiro Yasunaga in Scientific Reports (2018)

  9. Article

    Open Access

    Molecular imaging using an anti-human tissue factor monoclonal antibody in an orthotopic glioma xenograft model

    Nuclear medicine examinations for imaging gliomas have been introduced into clinical practice to evaluate the grade of malignancy and determine sampling locations for biopsies. However, these modalities have s...

    Hiroki Takashima, Atsushi B. Tsuji, Tsuneo Saga, Masahiro Yasunaga in Scientific Reports (2017)

  10. Article

    Open Access

    Immunoregulation by IL-7R-targeting antibody-drug conjugates: overcoming steroid-resistance in cancer and autoimmune disease

    Steroid-resistance is a common complication in the treatment of malignancies and autoimmune diseases. IL-7/IL-7R signaling, which regulates lymphocyte growth and survival, has been implicated in the developmen...

    Masahiro Yasunaga, Shino Manabe, Yasuhiro Matsumura in Scientific Reports (2017)

  11. Article

    Open Access

    Imaging mass spectrometry for the precise design of antibody-drug conjugates

    Antibody-drug conjugates (ADCs) are a class of immunotherapeutic agents that enable the delivery of cytotoxic drugs to target malignant cells. Because various cancers and tumour vascular endothelia strongly ex...

    Yuki Fujiwara, Masaru Furuta, Shino Manabe, Yoshikatsu Koga in Scientific Reports (2016)

  12. Article

    Open Access

    Tumour imaging by the detection of fibrin clots in tumour stroma using an anti-fibrin Fab fragment

    The diagnosis of early and aggressive types of cancer is important for providing effective cancer therapy. Cancer-induced fibrin clots exist only within lesions. Previously, we developed a monoclonal antibody ...

    Toshifumi Obonai, Hirobumi Fuchigami, Fumiaki Furuya, Naoyuki Kozuka in Scientific Reports (2016)

  13. No Access

    Chapter

    Microscopic Mass Spectrometry for the Precise Design of Drug Delivery Systems

    To bring drugs formulated in drug delivery systems (DDS) successfully into the clinic, preclinical studies have to be conducted which are aimed at obtaining pharmacological data relevant to the clinical applic...

    Yasuhiro Matsumura, Masahiro Yasunaga in Intracellular Delivery III (2016)

  14. Article

    Open Access

    Role of SLC6A6 in promoting the survival and multidrug resistance of colorectal cancer

    The treatment of colorectal cancer (CRC) might be improved by the identification of a signalling pathway that could be targeted with novel therapeutics. The results of this study indicate that the taurine tran...

    Masahiro Yasunaga, Yasuhiro Matsumura in Scientific Reports (2014)

  15. Article

    Open Access

    The significance of microscopic mass spectrometry with high resolution in the visualisation of drug distribution

    The visualisation and quantitative analysis of the native drug distribution in a pre-clinical or clinical setting are desirable for evaluating drug effects and optimising drug design. Here, using matrix-assist...

    Masahiro Yasunaga, Masaru Furuta, Koretsugu Ogata, Yoshikatsu Koga in Scientific Reports (2013)

  16. Article

    Open Access

    Discovery of an uncovered region in fibrin clots and its clinical significance

    Despite the pathological importance of fibrin clot formation, little is known about the structure of these clots because X-ray and nuclear magnetic resonance (NMR) analyses are not applicable to insoluble prot...

    Yohei Hisada, Masahiro Yasunaga, Shingo Hanaoka, Shinji Saijou in Scientific Reports (2013)

  17. No Access

    Chapter

    Cancer Stromal Targeting (CAST) Therapy and Tailored Antibody Drug Conjugate Therapy Depending on the Nature of Tumor Stroma

    In spite of recent success of monoclonal antibody (mAb) drug conjugate (ADC) therapy in patients with hypervascular and special tumors recognized by a particular mAb, there are several issues to be solved for ...

    Yasuhiro Matsumura M.D., Ph.D., Masahiro Yasunaga in Cancer Targeted Drug Delivery (2013)

  18. No Access

    Article

    Induction and monitoring of definitive and visceral endoderm differentiation of mouse ES cells

    Preparation of specific lineages at high purities from embryonic stem (ES) cells requires both selective culture conditions and markers to guide and monitor the differentiation. In this study, we distinguished...

    Masahiro Yasunaga, Shinsuke Tada, Satomi Torikai-Nishikawa in Nature Biotechnology (2005)

  19. No Access

    Article

    Quality of Life After Esophagectomy for Cancer: An Assessment Using the Questionnaire with the Face Scale

    Yoichi Tabira, Masahiro Yasunaga, Nobuhide Nagamoto, Hisayuki Matsushita in Surgery Today (2002)