TRK oncogenes are observed in a consistent fraction of papillary thyroid carcinoma (PTC); they arise from the fusion of the 3' terminal sequences of the NTRK1/NGF receptor gene with 5' terminal sequences of various activating genes, such as TPM3, TPR and TFG. TRK oncoproteins display constitutive tyrosine-kinase activity, leading to in vitro and in vivo transformation. In this review studies performed during the last 20 years will be summarized. The following topics will be illustrated: (a) frequency of TRK oncogenes and correlation with radiation and tumor histopathological features; (b) molecular mechanisms underlying NTRK1 oncogenic rearrangements; (c) molecular and biochemical characterization of IRK oncoproteins, and their mechanism of action; (d) role of activating sequences in the activation of IRK oncoproteins. (C) 2009 Elsevier Ireland Ltd. All rights reserved.
机构:
Univ Calif Santa Barbara, Dept Mol Cellular & Dev Biol, Santa Barbara, CA 93106 USA
Univ Calif Santa Barbara, Neurosci Res Inst, Santa Barbara, CA 93106 USAUniv Calif Santa Barbara, Dept Mol Cellular & Dev Biol, Santa Barbara, CA 93106 USA
Chen, Ling
McCloskey, Tom
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Univ Calif Santa Barbara, Dept Mol Cellular & Dev Biol, Santa Barbara, CA 93106 USA
Univ Calif Santa Barbara, Neurosci Res Inst, Santa Barbara, CA 93106 USAUniv Calif Santa Barbara, Dept Mol Cellular & Dev Biol, Santa Barbara, CA 93106 USA
McCloskey, Tom
Joshi, Pradeep M.
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Univ Calif Santa Barbara, Dept Mol Cellular & Dev Biol, Santa Barbara, CA 93106 USA
Univ Calif Santa Barbara, Neurosci Res Inst, Santa Barbara, CA 93106 USAUniv Calif Santa Barbara, Dept Mol Cellular & Dev Biol, Santa Barbara, CA 93106 USA
Joshi, Pradeep M.
Rothman, Joel H.
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Univ Calif Santa Barbara, Dept Mol Cellular & Dev Biol, Santa Barbara, CA 93106 USA
Univ Calif Santa Barbara, Neurosci Res Inst, Santa Barbara, CA 93106 USAUniv Calif Santa Barbara, Dept Mol Cellular & Dev Biol, Santa Barbara, CA 93106 USA
机构:
Univ Calif Santa Barbara, Dept Mol Cellular & Dev Biol, Santa Barbara, CA 93106 USA
Univ Calif Santa Barbara, Neurosci Res Inst, Santa Barbara, CA 93106 USAUniv Calif Santa Barbara, Dept Mol Cellular & Dev Biol, Santa Barbara, CA 93106 USA
Chen, Ling
McCloskey, Tom
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Univ Calif Santa Barbara, Dept Mol Cellular & Dev Biol, Santa Barbara, CA 93106 USA
Univ Calif Santa Barbara, Neurosci Res Inst, Santa Barbara, CA 93106 USAUniv Calif Santa Barbara, Dept Mol Cellular & Dev Biol, Santa Barbara, CA 93106 USA
McCloskey, Tom
Joshi, Pradeep M.
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Univ Calif Santa Barbara, Dept Mol Cellular & Dev Biol, Santa Barbara, CA 93106 USA
Univ Calif Santa Barbara, Neurosci Res Inst, Santa Barbara, CA 93106 USAUniv Calif Santa Barbara, Dept Mol Cellular & Dev Biol, Santa Barbara, CA 93106 USA
Joshi, Pradeep M.
Rothman, Joel H.
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机构:
Univ Calif Santa Barbara, Dept Mol Cellular & Dev Biol, Santa Barbara, CA 93106 USA
Univ Calif Santa Barbara, Neurosci Res Inst, Santa Barbara, CA 93106 USAUniv Calif Santa Barbara, Dept Mol Cellular & Dev Biol, Santa Barbara, CA 93106 USA