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Stephen B Keysar

TitleAsst Professor-Research
InstitutionUniversity of Colorado Denver - Anschutz Medical Campus
DepartmentSOM-MED
Phone3037246614

    Collapse Bibliographic 
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    Publications listed below are automatically derived from MEDLINE/PubMed and other sources, which might result in incorrect or missing publications. Faculty can login to make corrections and additions.
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    1. Manuel CA, Bagby SM, Reisinger JA, Pugazhenthi U, Pitts TM, Keysar SB, Arcaroli JJ, Leszczynski JK. Procedure for Horizontal Transfer of Patient-Derived Xenograft Tumors to Eliminate Corynebacterium bovis. J Am Assoc Lab Anim Sci. 2017 Mar 01; 56(2):166-172. PMID: 28315646.
      View in: PubMed
    2. Manuel CA, Bagby SM, Reisinger JA, Pugazhenthi U, Pitts TM, Keysar SB, Arcaroli JJ, Leszczynski JK. Procedure for Horizontal Transfer of Patient-Derived Xenograft Tumors to Eliminate Corynebacterium bovis. J Am Assoc Lab Anim Sci. 2017 02 16. PMID: 28211314.
      View in: PubMed
    3. Bhatia S, Hirsch K, Sharma J, Oweida A, Griego A, Keysar S, Jimeno A, Raben D, Krasnoperov V, Gill PS, Pasquale EB, Wang XJ, Karam SD. Enhancing radiosensitization in EphB4 receptor-expressing Head and Neck Squamous Cell Carcinomas. Sci Rep. 2016 Dec 12; 6:38792. PMID: 27941840.
      View in: PubMed
    4. Keysar SB, Le PN, Miller B, Jackson BC, Eagles JR, Nieto C, Kim J, Tang B, Glogowska MJ, Morton JJ, Padilla-Just N, Gomez K, Warnock E, Reisinger J, Arcaroli JJ, Messersmith WA, Wakefield LM, Gao D, Tan AC, Serracino H, Vasiliou V, Roop DR, Wang XJ, Jimeno A. Regulation of Head and Neck Squamous Cancer Stem Cells by PI3K and SOX2. J Natl Cancer Inst. 2017 Jan; 109(1). PMID: 27634934.
      View in: PubMed
    5. Bowles DW, Keysar SB, Eagles JR, Wang G, Glogowska MJ, McDermott JD, Le PN, Gao D, Ray CE, Rochon PJ, Roop DR, Tan AC, Serracino HS, Jimeno A. A pilot study of cetuximab and the hedgehog inhibitor IPI-926 in recurrent/metastatic head and neck squamous cell carcinoma. Oral Oncol. 2016 Feb; 53:74-9. PMID: 26705064.
      View in: PubMed
    6. Doebele RC, Davis LE, Vaishnavi A, Le AT, Estrada-Bernal A, Keysar S, Jimeno A, Varella-Garcia M, Aisner DL, Li Y, Stephens PJ, Morosini D, Tuch BB, Fernandes M, Nanda N, Low JA. An Oncogenic NTRK Fusion in a Patient with Soft-Tissue Sarcoma with Response to the Tropomyosin-Related Kinase Inhibitor LOXO-101. Cancer Discov. 2015 Oct; 5(10):1049-57. PMID: 26216294; PMCID: PMC4635026.
    7. Arcaroli JJ, Tai WM, McWilliams R, Bagby S, Blatchford PJ, Varella-Garcia M, Purkey A, Quackenbush KS, Song EK, Pitts TM, Gao D, Lieu C, McManus M, Tan AC, Zheng X, Zhang Q, Ozeck M, Olson P, Jiang ZQ, Kopetz S, Jimeno A, Keysar S, Eckhardt G, Messersmith WA. A NOTCH1 gene copy number gain is a prognostic indicator of worse survival and a predictive biomarker to a Notch1 targeting antibody in colorectal cancer. Int J Cancer. 2016 Jan 01; 138(1):195-205. PMID: 26152787; PMCID: PMC4618491.
    8. Kleczko EK, Kim J, Keysar SB, Heasley LR, Eagles JR, Simon M, Marshall ME, Singleton KR, Jimeno A, Tan AC, Heasley LE. An Inducible TGF-ß2-TGFßR Pathway Modulates the Sensitivity of HNSCC Cells to Tyrosine Kinase Inhibitors Targeting Dominant Receptor Tyrosine Kinases. PLoS One. 2015; 10(5):e0123600. PMID: 25946135; PMCID: PMC4422719.
    9. Morton JJ, Bird G, Keysar SB, Astling DP, Lyons TR, Anderson RT, Glogowska MJ, Estes P, Eagles JR, Le PN, Gan G, McGettigan B, Fernandez P, Padilla-Just N, Varella-Garcia M, Song JI, Bowles DW, Schedin P, Tan AC, Roop DR, Wang XJ, Refaeli Y, Jimeno A. XactMice: humanizing mouse bone marrow enables microenvironment reconstitution in a patient-derived xenograft model of head and neck cancer. Oncogene. 2016 Jan 21; 35(3):290-300. PMID: 25893296; PMCID: PMC4613815.
    10. Gan GN, Eagles J, Keysar SB, Wang G, Glogowska MJ, Altunbas C, Anderson RT, Le PN, Morton JJ, Frederick B, Raben D, Wang XJ, Jimeno A. Hedgehog signaling drives radioresistance and stroma-driven tumor repopulation in head and neck squamous cancers. Cancer Res. 2014 Dec 01; 74(23):7024-36. PMID: 25297633; PMCID: PMC4253591.
    11. Bowles DW, Diamond JR, Lam ET, Weekes CD, Astling DP, Anderson RT, Leong S, Gore L, Varella-Garcia M, Vogler BW, Keysar SB, Freas E, Aisner DL, Ren C, Tan AC, Wilhelm F, Maniar M, Eckhardt SG, Messersmith WA, Jimeno A. Phase I study of oral rigosertib (ON 01910.Na), a dual inhibitor of the PI3K and Plk1 pathways, in adult patients with advanced solid malignancies. Clin Cancer Res. 2014 Mar 15; 20(6):1656-65. PMID: 24493827; PMCID: PMC4160109.
    12. White RA, Neiman JM, Reddi A, Han G, Birlea S, Mitra D, Dionne L, Fernandez P, Murao K, Bian L, Keysar SB, Goldstein NB, Song N, Bornstein S, Han Z, Lu X, Wisell J, Li F, Song J, Lu SL, Jimeno A, Roop DR, Wang XJ. Epithelial stem cell mutations that promote squamous cell carcinoma metastasis. J Clin Invest. 2013 Oct; 123(10):4390-404. PMID: 23999427; PMCID: PMC3784525.
    13. Anderson RT, Keysar SB, Bowles DW, Glogowska MJ, Astling DP, Morton JJ, Le P, Umpierrez A, Eagles-Soukup J, Gan GN, Vogler BW, Sehrt D, Takimoto SM, Aisner DL, Wilhelm F, Frederick BA, Varella-Garcia M, Tan AC, Jimeno A. The dual pathway inhibitor rigosertib is effective in direct patient tumor xenografts of head and neck squamous cell carcinomas. Mol Cancer Ther. 2013 Oct; 12(10):1994-2005. PMID: 23873848; PMCID: PMC3796006.
    14. Keysar SB, Le PN, Anderson RT, Morton JJ, Bowles DW, Paylor JJ, Vogler BW, Thorburn J, Fernandez P, Glogowska MJ, Takimoto SM, Sehrt DB, Gan GN, Eagles-Soukup JR, Serracino H, Hirsch FR, Lucia MS, Thorburn A, Song JI, Wang XJ, Jimeno A. Hedgehog signaling alters reliance on EGF receptor signaling and mediates anti-EGFR therapeutic resistance in head and neck cancer. Cancer Res. 2013 Jun 01; 73(11):3381-92. PMID: 23576557; PMCID: PMC3674118.
    15. Keysar SB, Astling DP, Anderson RT, Vogler BW, Bowles DW, Morton JJ, Paylor JJ, Glogowska MJ, Le PN, Eagles-Soukup JR, Kako SL, Takimoto SM, Sehrt DB, Umpierrez A, Pittman MA, Macfadden SM, Helber RM, Peterson S, Hausman DF, Said S, Leem TH, Goddard JA, Arcaroli JJ, Messersmith WA, Robinson WA, Hirsch FR, Varella-Garcia M, Raben D, Wang XJ, Song JI, Tan AC, Jimeno A. A patient tumor transplant model of squamous cell cancer identifies PI3K inhibitors as candidate therapeutics in defined molecular bins. Mol Oncol. 2013 Aug; 7(4):776-90. PMID: 23607916; PMCID: PMC3760013.
    16. Keysar SB, Jimeno A. More than markers: biological significance of cancer stem cell-defining molecules. Mol Cancer Ther. 2010 Sep; 9(9):2450-7. PMID: 20716638; PMCID: PMC3618879.
    17. Keysar SB, Trncic N, Larue SM, Fox MH. Hypoxia/reoxygenation-induced mutations in mammalian cells detected by the flow cytometry mutation assay and characterized by mutant spectrum. Radiat Res. 2010 Jan; 173(1):21-6. PMID: 20041756; PMCID: PMC2848454.
    18. Keysar SB, Fox MH. EMS mutant spectra generated by multi-parameter flow cytometry. Mutat Res. 2009 Dec 01; 671(1-2):6-12. PMID: 19463836; PMCID: PMC4539974.
    19. Keysar SB, Fox MH. Kinetics of CHO A L mutant expression after treatment with gamma radiation, EMS, and asbestos. Cytometry A. 2009 May; 75(5):412-9. PMID: 19291804; PMCID: PMC2700661.
    20. Ross CD, French CT, Keysar SB, Fox MH. Mutant spectra of irradiated CHO AL cells determined with multiple markers analyzed by flow cytometry. Mutat Res. 2007 Nov 01; 624(1-2):61-70. PMID: 17512559; PMCID: PMC2700658.
    21. French CT, Ross CD, Keysar SB, Joshi DD, Lim CU, Fox MH. Comparison of the mutagenic potential of 17 physical and chemical agents analyzed by the flow cytometry mutation assay. Mutat Res. 2006 Dec 01; 602(1-2):14-25. PMID: 17045307.
      View in: PubMed
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