Clinical validation of microenvironmental control related to malignant trait acquisition of triple negative breast cancer
Project/Area Number |
17K10559
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Research Category |
Grant-in-Aid for Scientific Research (C)
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Allocation Type | Multi-year Fund |
Section | 一般 |
Research Field |
General surgery
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Research Institution | Osaka City University |
Principal Investigator |
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Co-Investigator(Kenkyū-buntansha) |
藤田 寿一 大阪市立大学, 大学院看護学研究科, 准教授 (30212187)
高島 勉 大阪市立大学, 大学院医学研究科, 講師 (80336776)
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Project Period (FY) |
2017-04-01 – 2020-03-31
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Project Status |
Completed (Fiscal Year 2019)
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Budget Amount *help |
¥4,550,000 (Direct Cost: ¥3,500,000、Indirect Cost: ¥1,050,000)
Fiscal Year 2019: ¥910,000 (Direct Cost: ¥700,000、Indirect Cost: ¥210,000)
Fiscal Year 2018: ¥1,820,000 (Direct Cost: ¥1,400,000、Indirect Cost: ¥420,000)
Fiscal Year 2017: ¥1,820,000 (Direct Cost: ¥1,400,000、Indirect Cost: ¥420,000)
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Keywords | トリプルネガティブ乳癌 / 腫瘍微小環境 / 腫瘍免疫 / Precision medicine / 癌 / トランスレーショナルリサーチ / 免疫学 / 病理学 / 外科 |
Outline of Final Research Achievements |
It has been clarified that the evaluation of host tumor microenvironment (TME) plays an important role in predicting prognosis and therapeutic effect in cancer treatment. The applicant examined the dynamic changes of TME from the viewpoints of epithelial-mesenchymal transition (EMT), tumor hypoxia, cancer metabolism competition and tumor immune response, and clarified the factors, plasticity and heterogeneity related to the changes. In this study, we evaluated tumor-infiltrating lymphocytes (TILs) for dynamic changes in TIME due to modification of drug therapy and metastasis/recurrence, and revealed that the CD8/FOXP3 ratio is a useful marker. We also developed a new evaluation index called RCB-TILs that combines TILs with Residual Cancer Burden (RCB), which is a residual tumor after neoadjuvant chemotherapy.
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Academic Significance and Societal Importance of the Research Achievements |
申請者らは,本研究のテーマである『TNBCの悪性形質獲得に関わる微小環境制御の臨床的検証』についてEMTや腫瘍免疫,内分泌感受性の側面から探究をすすめ,国内外に発信した.そして実臨床への応用可能なTNBCの新たな治療戦略の構築を目的とした基礎研究・臨床研究を推進している.薬物療法前後や原発巣/転移巣の標本を使用するなど癌微小環境を動的に捉え,これらに変化を及ぼす癌間質の関与や腫瘍免疫の誘導などを検証した.本研究により癌微小環境は動的な変化を示し,その分子機構にEMTや免疫環境が関与していることを明らかにした.
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Report
(4 results)
Research Products
(24 results)
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[Journal Article] The effect of smoking on biological change of recurrent breast cancer.2020
Author(s)
Takada K, Kashiwagi S, Asano Y, Goto W, Kouhashi R, Yabumoto A, Morisaki T, Fujita H, Shibutani M, Takashima T, Hirakawa K, Ohira M.
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Journal Title
Journal of Translational Medicine
Volume: 18
Issue: 1
Pages: 153-153
DOI
Related Report
Peer Reviewed / Open Access
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[Journal Article] Prediction of sentinel lymph node metastasis using the platelet-to-lymphocyte ratio in T1 breast cancer.2020
Author(s)
Takada K, Kashiwagi S, Asano Y, Goto W, Kouhashi R, Yabumoto A, Morisaki T, Shibutani M, Takashima T, Fujita H, Hirakawa K, Ohira M.
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Journal Title
Anticancer Research
Volume: 40
Issue: 4
Pages: 2343-2349
DOI
Related Report
Peer Reviewed / Open Access
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[Journal Article] The effects of eribulin on breast cancer microenvironment identified using eribulin-resistant breast cancer cell lines.2020
Author(s)
Goto W, Kashiwagi S, Asano Y, Takada K, Takahashi K, Fujita H, Takashima T, Shibutani M, Amano R, Tomita S, Hirakawa K, Ohira M.
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Journal Title
Anticancer Research
Volume: 39
Issue: 8
Pages: 4031-4041
DOI
Related Report
Peer Reviewed / Open Access / Int'l Joint Research
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[Journal Article] Study on the progression types of cancer in patients with breast cancer undergoing eribulin chemotherapy and tumor microenvironment2018
Author(s)
Kashiwagi S, Tsujio G, Asano Y, Goto W, Takada K, Takahashi K, Morisaki T, Fujita H, Takashima T, Tomita S, Ohsawa M, Hirakawa K, Ohira M.
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Journal Title
Journal of translational Medicine
Volume: 16
Issue: 1
Pages: 54-54
DOI
Related Report
Peer Reviewed / Open Access
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[Journal Article] Mesenchymal?epithelial Transition and Tumor Vascular Remodeling in Eribulin Chemotherapy for Breast Cancer2018
Author(s)
Kashiwagi S, Asano Y, Goto W, Takada K, Takahashi K, Hatano T, Tanaka S, Takashima T, Tomita S, Motomura H, Ohsawa M, Hirakawa K, Ohira M.
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Journal Title
Anticancer Research
Volume: 38
Issue: 1
Pages: 401-410
DOI
Related Report
Peer Reviewed / Open Access
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[Journal Article] Prediction of the treatment response to pre-operative chemotherapy in breast cancer by the checkpoint protein expression2018
Author(s)
Asano Y, Kashiwagi S, Goto W, Takada K, Takahashi K, Morisaki T, Fujita H, Takashima T, Tomita S, Ohsawa M, Hirakawa K, Ohira M.
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Journal Title
Journal of translational Medicine
Volume: 16
Issue: 1
Pages: 87-87
DOI
Related Report
Peer Reviewed / Open Access / Int'l Joint Research
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[Journal Article] Prediction of Treatment Response to Neoadjuvant Chemotherapy in Breast Cancer by Subtype Using Tumor-infiltrating Lymphocytes2018
Author(s)
Asano Y, Kashiwagi S, Goto W, Takada K, Takahashi K, Hatano T, Takashima T, Tomita S, Motomura H, Ohsawa M, Hirakawa K, Ohira M.
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Journal Title
Anticancer Research
Volume: 38
Issue: 4
Pages: 2311-2321
DOI
Related Report
Peer Reviewed / Open Access
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[Journal Article] Analysis of HER family (HER1-4) expression as a biomarker in combination therapy with pertuzumab, trastuzumab and docetaxel for advanced HER2-positive breast cancer.2018
Author(s)
Takada K, Kashiwagi S*, Goto W, Asano Y, Morisaki T, Fujita H, Takashima T, Ohsawa M, Hirakawa K, Ohira M.
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Journal Title
Anticancer Research
Volume: 38
Issue: 4
Pages: 2285-2294
DOI
Related Report
Peer Reviewed / Open Access
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[Journal Article] Mesenchymal epithelial transition and tumor vascular remodeling in eribulin chemotherapy for breast cancer2018
Author(s)
Kashiwagi S, Asano Y, Goto W, Takada K, Takahashi K, Takashima T, Noda S, Onoda N, Tomita S, Ohsawa M, Hirakawa K, Ohira M.
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Journal Title
Anticancer Research
Volume: 38
Pages: 401-410
Related Report
Peer Reviewed
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[Journal Article] Use of tumor-infiltrating lymphocytes (TILs) to predict the treatment response to eribulin chemotherapy in breast cancer.2017
Author(s)
Kashiwagi S, Asano Y, Goto W, Takada K, Takahashi K, Noda S, Takashima T, Onoda N, Tomita S, Ohsawa M, Hirakawa K, Ohira M.
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Journal Title
PLoS ONE
Volume: 12
Issue: 2
Pages: e0170634-e0170634
DOI
Related Report
Peer Reviewed / Open Access / Acknowledgement Compliant
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[Journal Article] Identification of predictive markers of the therapeutic effect of eribulin chemotherapy for locally advanced or metastatic breast cancer2017
Author(s)
Kashiwagi S, Fukushima W, Asano Y, Goto W, Takada K, Noda S, Takashima T, Onoda N, Ohsawa M, Hirakawa K, Ohira M.
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Journal Title
BMC Cancer
Volume: 17
Issue: 1
Pages: 604-604
DOI
Related Report
Peer Reviewed / Open Access
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