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Articles 121 - 124 of 124
Full-Text Articles in Radiation Medicine
Impact Of The Spop Mutant Subtype On The Interpretation Of Clinical Parameters In Prostate Cancer., Deli Liu, Mandeep Takhar, Mohammed Alshalalfa, Nicholas Erho, Jonathan Shoag, Robert B. Jenkins, R. Jeffrey Karnes, Ashley E. Ross, Edward M. Schaeffer, Mark A. Rubin, Bruce Trock, Eric A. Klein, Robert B. Den, Scott A. Tomlins, Daniel E. Spratt, Elai Davicioni, Andrea Sboner, Christopher E. Barbieri
Impact Of The Spop Mutant Subtype On The Interpretation Of Clinical Parameters In Prostate Cancer., Deli Liu, Mandeep Takhar, Mohammed Alshalalfa, Nicholas Erho, Jonathan Shoag, Robert B. Jenkins, R. Jeffrey Karnes, Ashley E. Ross, Edward M. Schaeffer, Mark A. Rubin, Bruce Trock, Eric A. Klein, Robert B. Den, Scott A. Tomlins, Daniel E. Spratt, Elai Davicioni, Andrea Sboner, Christopher E. Barbieri
Department of Radiation Oncology Faculty Papers
Purpose: Molecular characterization of prostate cancer, including The Cancer Genome Atlas, has revealed distinct subtypes with underlying genomic alterations. One of these core subtypes, SPOP (speckle-type POZ protein) mutant prostate cancer, has previously only been identifiable via DNA sequencing, which has made the impact on prognosis and routinely used risk stratification parameters unclear.
Methods: We have developed a novel gene expression signature, classifier (Subclass Predictor Based on Transcriptional Data), and decision tree to predict the SPOP mutant subclass from RNA gene expression data and classify common prostate cancer molecular subtypes. We then validated and further interrogated the association of prostate …
Analysis Of Clinical Data To Determine The Minimum Number Of Sensors Required For Adequate Skin Temperature Monitoring Of Superficial Hyperthermia Treatments., Akke Bakker, Rebecca Holman, Dario B. Rodrigues, Hana Dobšíček Trefná, Paul R. Stauffer, Geertjan Van Tienhoven, Coen R.N. Rasch, Hans Crezee
Analysis Of Clinical Data To Determine The Minimum Number Of Sensors Required For Adequate Skin Temperature Monitoring Of Superficial Hyperthermia Treatments., Akke Bakker, Rebecca Holman, Dario B. Rodrigues, Hana Dobšíček Trefná, Paul R. Stauffer, Geertjan Van Tienhoven, Coen R.N. Rasch, Hans Crezee
Department of Radiation Oncology Faculty Papers
PURPOSE: Tumor response and treatment toxicity are related to minimum and maximum tissue temperatures during hyperthermia, respectively. Using a large set of clinical data, we analyzed the number of sensors required to adequately monitor skin temperature during superficial hyperthermia treatment of breast cancer patients.
METHODS: Hyperthermia treatments monitored with >60 stationary temperature sensors were selected from a database of patients with recurrent breast cancer treated with re-irradiation (23 × 2 Gy) and hyperthermia using single 434 MHz applicators (effective field size 351-396 cm2). Reduced temperature monitoring schemes involved randomly selected subsets of stationary skin sensors, and another subset …
Therapeutic Challenge With A Cdk 4/6 Inhibitor Induces An Rb-Dependent Smac-Mediated Apoptotic Response In Non-Small Cell Lung Cancer., Thangavel Chellappagounder, Boopathi Ettickan, Yi Liu, Christopher Mcnair, Alex Haber, Maryna Perepelyuk, Anshul Bhardwaj, Sankar Addya, Adam Ertel, Sunday Shoyele, Ruth Birbe, Joseph M. Salvino, Adam P. Dicker, Karen E. Knudsen, Robert B. Den
Therapeutic Challenge With A Cdk 4/6 Inhibitor Induces An Rb-Dependent Smac-Mediated Apoptotic Response In Non-Small Cell Lung Cancer., Thangavel Chellappagounder, Boopathi Ettickan, Yi Liu, Christopher Mcnair, Alex Haber, Maryna Perepelyuk, Anshul Bhardwaj, Sankar Addya, Adam Ertel, Sunday Shoyele, Ruth Birbe, Joseph M. Salvino, Adam P. Dicker, Karen E. Knudsen, Robert B. Den
Department of Radiation Oncology Faculty Papers
Purpose: The retinoblastoma tumor suppressor (RB), a key regulator of cell-cycle progression and proliferation, is functionally suppressed in up to 50% of non-small cell lung cancer (NSCLC). RB function is exquisitely controlled by a series of proteins, including the CyclinD-CDK4/6 complex. In this study, we interrogated the capacity of a CDK4/6 inhibitor, palbociclib, to activate RB function.
Experimental Design and Results: We employed multiple isogenic RB-proficient and -deficient NSCLC lines to interrogate the cytostatic and cytotoxic capacity of CDK 4/6 inhibition in vitro and in vivo We demonstrate that while short-term exposure to palbociclib induces cellular senescence, prolonged exposure results …
Outlier Identification In Radiation Therapy Knowledge-Based Planning: A Study Of Pelvic Cases., Yang Sheng, Yaorong Ge, Lulin Yuan, Taoran Li, Fang-Fang Yin, Qingrong Jackie Wu
Outlier Identification In Radiation Therapy Knowledge-Based Planning: A Study Of Pelvic Cases., Yang Sheng, Yaorong Ge, Lulin Yuan, Taoran Li, Fang-Fang Yin, Qingrong Jackie Wu
Department of Radiation Oncology Faculty Papers
PURPOSE: The purpose of this study was to apply statistical metrics to identify outliers and to investigate the impact of outliers on knowledge-based planning in radiation therapy of pelvic cases. We also aimed to develop a systematic workflow for identifying and analyzing geometric and dosimetric outliers.
METHODS: Four groups (G1-G4) of pelvic plans were sampled in this study. These include the following three groups of clinical IMRT cases: G1 (37 prostate cases), G2 (37 prostate plus lymph node cases) and G3 (37 prostate bed cases). Cases in G4 were planned in accordance with dynamic-arc radiation therapy procedure and include 10 …