Erina Hatashita

Activation of HER Family Signaling as a Mechanism of Acquired Resistance to ALK Inhibitors in EML4-ALK–Positive Non–Small Cell Lung Cancer

Junko Tanizaki, Isamu Okamoto, Takafumi Okabe et al. · Clinical Cancer Research · 2012 · 154 citations

Radiosensitizing Effect of YM155, a Novel Small-Molecule Survivin Suppressant, in Non–Small Cell Lung Cancer Cell Lines

Tsutomu Iwasa, Isamu Okamoto, Minoru Suzuki et al. · Clinical Cancer Research · 2008 · 152 citations

Enhancement of the antitumor activity of ionising radiation by nimotuzumab, a humanised monoclonal antibody to the epidermal growth factor receptor, in non-small cell lung cancer cell lines of differing epidermal growth factor receptor status

Yusaku Akashi, Isamu Okamoto, Tsutomu Iwasa et al. · British Journal of Cancer · 2008 · 101 citations · Full text

Antitumor Activity, Immunology, Immunotherapy +16

Sorafenib Inhibits Non–Small Cell Lung Cancer Cell Growth by Targeting B-RAF in <i>KRAS</i> Wild-Type Cells and C-RAF in <i>KRAS</i> Mutant Cells

Ken Takezawa, Isamu Okamoto, Kimio Yonesaka et al. · Cancer Research · 2009 · 92 citations

Tumor Biology, Oncology, Oncogenic Agent +15

Antitumor Action of the MET Tyrosine Kinase Inhibitor Crizotinib (PF-02341066) in Gastric Cancer Positive for <i>MET</i> Amplification

Wataru Okamoto, Isamu Okamoto, Tokuzo Arao et al. · Molecular Cancer Therapeutics · 2012 · 82 citations · Full text

Chemoprevention Strategy, Apoptosis, Pathology +21