Takeo Fujii

Takeo Fujii, M.D., M.P.H.

  • Center for Cancer Research
  • National Cancer Institute
Women's Malignancies Branch


Dr. Fujii is a medical oncologist and a physician-scientist who specializes in breast cancer and metastasis. His research focuses on finding novel therapeutic targets to breast cancer brain metastasis by understanding the role of inflammation and immune cells in the tumor microenvironment.

Areas of Expertise

Innate Immunity


Selected Key Publications

Treatment with Granulocyte-colony Stimulating Factor (G-CSF) is not associated with Increased Risk of Brain Metastasis in Patients with De Novo Stage IV Breast Cancer

Fujii T, Rehman H, Chung SY, Shen J, Newman J, Wu V, Hines A, Azimi-Nekoo E, Fayyaz F, Lee M, Raptis G, Egeblad M, Zhu X.
J Cancer. 12(18): 5687-5692, 2021. [ Journal Article ]

Androgen receptor expression on circulating tumor cells in metastatic breast cancer

ujii T, Reuben JM, Huo L, Espinosa Fernandez JR, Gong Y, Krupa R, Suraneni MV, Graf RP, Lee J, Greene S, Rodriguez A, Dugan L, Louw J, Lim B, Barcenas CH, Marx AN, Tripathy D, Wang Y, Landers M, Dittamore R, Ueno NT.
PLoS One. 12(9): e0185231, 2017. [ Journal Article ]

Mutation-Enrichment Next-Generation Sequencing for Quantitative Detection of KRAS Mutations in Urine Cell-Free DNA from Patients with Advanced Cancers

Fujii T, Barzi A, Sartore-Bianchi A, Cassingena A, Siravegna G, Karp DD, Piha-Paul SA, Subbiah V, Tsimberidou AM, Huang HJ, Veronese S, Di Nicolantonio F, Pingle S, Vibat CRT, Hancock S, Berz D, Melnikova VO, Erlander MG, Luthra R, Kopetz ES, Meric-Bernstam F, Siena S, Lenz HJ, Bardelli A, Janku F.
Clin Cancer Res. 23(14): 3657-3666, 2017. [ Journal Article ]

Revisiting the definition of estrogen receptor positivity in HER2-negative primary breast cancer

Fujii T, Kogawa T, Dong W, Sahin AA, Moulder S, Litton JK, Tripathy D, Iwamoto T, Hunt KK, Pusztai L, Lim B, Shen Y, Ueno NT.
Ann Oncol. 28(10): 2420-2428, 2017. [ Journal Article ]

Effectiveness of an Adjuvant Chemotherapy Regimen for Early-Stage Breast Cancer: A Systematic Review and Network Meta-analysis

Fujii T, Le Du F, Xiao L, Kogawa T, Barcenas CH, Alvarez RH, Valero V, Shen Y, Ueno NT.
JAMA Oncol. 1(9): 1311-8, 2015. [ Journal Article ]

Job Vacancies

We have no open positions in our group at this time, please check back later.

To see all available positions at CCR, take a look at our Careers page. You can also subscribe to receive CCR's latest job and training opportunities in your inbox.


Learn more about CCR research advances, new discoveries and more
on our news section.