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Cell and Molecular Biology Graduate Group


Carlo Maley, Ph.D.
Assistant Professor, Dept. of Molecular and Cellular Oncogenesis, The Wistar Institute

Cancer Biology Program


Address

The Wistar Institute, Room 352B
3601 Spruce St.
Philadelphia, PA 19104

Office tel.: 215 495-6838
Lab tel.: 215 495-6839
Fax: 215 495-6829
E-mail: cmaley@wistar.org

Education

Oberlin College: BA (Computer Science and Psychology), 1991.

University of Oxford: M.Sc. (Zoology), 1993.

MIT: Ph.D. (Computer Science;Computational Biology), 1998.

Research Interests

  • Evolution in cancer, neoplastic progression and therapeutic resistance.

Key words: evolution, meoplastic progression, therapeutic resistance, cancer, Barrett's esophagus, ecology, computational modeling, cancer stem cells, population genetics, diversity.

Description of Research

The Maley laboratory is applying evolutionary and ecological theory to neoplastic progression and therapeutic resistance in order to modulate the evolution of neoplastic cells and thereby prevent cancer and its relapse. We take three, mutually reinforcing approaches to these problems: computational simulations to explore hypotheses, data mining of (application of evolutionary theory to) genetic data from neoplasms, and evolutionary experiments in tissue culture.

Current projects in the lab include:

  • Measuring genetic diversity in neoplasms and testing if it predicts both progression and therapeutic resistance.
  • Applying phylogenetic methods to measure the parameters of evolution in neoplasms.
  • Developing in vitro competition assays to find cancer prevention drugs.
  • Developing experimental models of Barrett’s Esophagus.
  • Harnessing clonal evolution to prevent cancer.
  • Computational modeling of the mechanisms of clonal expansion.
  • Computational modeling of neoplastic progression.
  • Selected Publications

    Pepper, J., Sprouffske, K., Maley, C.C.: Cell Differentiation Patterns Suppress Somatic Evolution. PLoS Computational Biology, 3:e250, 2007. Highlighted in Nature Online

    Galipeau, P.C., Li X, Blount, P.L., Maley, C.C. Sanchez, C.A. Odze, R.D., Ayub, K. Rabinovitch, P.S., Vaughan, T.V. Reid, B.J.(2007) NSAIDs modulate CDKN2A, TP53, and DNA content risk for progression to esophageal adenocarcinoma. PLoS Medicine. 4(2):e67.

    Merlo, L., Pepper, J., Reid, B.J., Maley, C.C.(2006) Cancer as an evolutionary and ecological process. Nature Reviews Cancer, 6:924–35.

    Maley, C.C., Galipeau, P.C., Finley, J.C., Wongsurawat, V.J., Li, X., Sanchez, C.A., Paulson, T.G., Blount, P.L., Risques, R., Rabinovitch, P.S. and Reid, B.J. (2006) Genetic clonal diversity predicts progression to esophageal adenocarcinoma. Nature Genetics, 38:468–473.

    Maley, C. C., Reid, B. J., Forrest, S. (2004) Cancer prevention strategies that address the evolution of neoplastic cells: Simulating benign cell boosters and selection for chemosensitivity. Cancer Epidemiology, Biomarkers and Prevention, 13:1375-84.

    PubMed Search
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    Lab

    Rotation Projects

    1. Measuring genetic diversity within neoplasms
    2. Somatic evolution in AML stem and non-stem cells
    3. 3D organotypic reconstruct tissue culture models of Barrett's esophagus
    4. The effects of NSAIDs and vitamin C on neoplastic progression
    5. Modulating clonal competition in neoplastic progression
    6. Tumor suppressor genes in humpback whales
    7. Slowing somatic evolution
    8. The evolution of metastasis
    9. The evolution of anti-angiogenic factors
    Lab personnel:

    Dr. Lauren Merlo - Postdoctoral Researcher
    Rumen Kostadinov - Graduate Student
    Kathleen Sprouffske - Graduate Student
    Kristin Gardiner - Research Assistant

    last updated 7/2008

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