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Research Article
A Canonical Transforming Growth Factor Beta-Dependent Signaling Pathway is Present in Peripheral Blood Cells of Cancer Patients with Skeletal Metastasis
Author(s): Sunil Kadam, Ann Louise Cleverly, Mark Farmen, Janet Grondin, Yvelina Ivanova Cox and Michael LahnSunil Kadam, Ann Louise Cleverly, Mark Farmen, Janet Grondin, Yvelina Ivanova Cox and Michael Lahn
Background: Patients with advanced metastatic cancer often have elevated levels of circulating transforming growth factor beta (TGF-β) that is thought to stimulate receptor mediated signaling through phosphorylated SMAD transcription factors in peripheral blood mononuclear cells.
Methods: To identify this TGF-β-dependent gene expression profile in cancer patients, we first evaluated a multi-gene expression profile from ex-vivo treated PBMCs with TGF-β1 stimulation. Change in expression, when challenged with a specific TGF-β receptor type kinase inhibitor was then derived to be ligand and inhibitor specific. Once this profile was established, we examined its role in identifying the activation of a canonical TGF-β1 signaling pathway in patient samples.
Results: We discovered a 37 gene sub-set whe.. Read More»
DOI:
10.4172/2155-9929.1000153
Molecular Biomarkers & Diagnosis received 2054 citations as per Google Scholar report