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Full-Text Articles in Genetics and Genomics

A Pilot Study Comparing The Efficacy Of Lactate Dehydrogenase Levels Versus Circulating Cell-Free Micrornas In Monitoring Responses To Checkpoint Inhibitor Immunotherapy In Metastatic Melanoma Patients., Matias A Bustos, Rebecca Gross, Negin Rahimzadeh, Hunter Cole, Linh T Tran, Kevin Tran, Ling Takeshima, Stacey L Stern, Steven O'Day, Dave Hoon Nov 2020

A Pilot Study Comparing The Efficacy Of Lactate Dehydrogenase Levels Versus Circulating Cell-Free Micrornas In Monitoring Responses To Checkpoint Inhibitor Immunotherapy In Metastatic Melanoma Patients., Matias A Bustos, Rebecca Gross, Negin Rahimzadeh, Hunter Cole, Linh T Tran, Kevin Tran, Ling Takeshima, Stacey L Stern, Steven O'Day, Dave Hoon

Articles, Abstracts, and Reports

Serum lactate dehydrogenase (LDH) is a standard prognostic biomarker for stage IV melanoma patients. Often, LDH levels do not provide real-time information about the metastatic melanoma patients' disease status and treatment response. Therefore, there is a need to find reliable blood biomarkers for improved monitoring of metastatic melanoma patients who are undergoing checkpoint inhibitor immunotherapy (CII). The objective in this prospective pilot study was to discover circulating cell-free microRNA (cfmiR) signatures in the plasma that could assess melanoma patients' responses during CII. The cfmiRs were evaluated by the next-generation sequencing (NGS) HTG EdgeSeq microRNA (miR) Whole Transcriptome Assay (WTA; 2083 …


Society For Immunotherapy Of Cancer Clinical And Biomarkers Data Sharing Resource Document: Volume I-Conceptual Challenges., Sergio Rutella, Michael A Cannarile, Sacha Gnjatic, Bruno Gomes, Justin Guinney, Vaios Karanikas, Mohan Karkada, John M Kirkwood, Beatrix Kotlan, Giuseppe V Masucci, Els Meeusen, Anne Monette, Aung Naing, Vésteinn Thorsson, Nicholas Tschernia, Ena Wang, Daniel K Wells, Timothy L Wyant, Alessandra Cesano Oct 2020

Society For Immunotherapy Of Cancer Clinical And Biomarkers Data Sharing Resource Document: Volume I-Conceptual Challenges., Sergio Rutella, Michael A Cannarile, Sacha Gnjatic, Bruno Gomes, Justin Guinney, Vaios Karanikas, Mohan Karkada, John M Kirkwood, Beatrix Kotlan, Giuseppe V Masucci, Els Meeusen, Anne Monette, Aung Naing, Vésteinn Thorsson, Nicholas Tschernia, Ena Wang, Daniel K Wells, Timothy L Wyant, Alessandra Cesano

Articles, Abstracts, and Reports

The sharing of clinical trial data and biomarker data sets among the scientific community, whether the data originates from pharmaceutical companies or academic institutions, is of critical importance to enable the development of new and improved cancer immunotherapy modalities. Through data sharing, a better understanding of current therapies in terms of their efficacy, safety and biomarker data profiles can be achieved. However, the sharing of these data sets involves a number of stakeholder groups including patients, researchers, private industry, scientific journals and professional societies. Each of these stakeholder groups has differing interests in the use and sharing of clinical trial …


Inter-Tumor Heterogeneity-Melanomas Respond Differently To Gm-Csf-Mediated Activation., Adi Moshe, Sivan Izraely, Orit Sagi-Assif, Sapir Malka, Shlomit Ben-Menachem, Tsipi Meshel, Metsada Pasmanik-Chor, Dave Hoon, Isaac P Witz Jul 2020

Inter-Tumor Heterogeneity-Melanomas Respond Differently To Gm-Csf-Mediated Activation., Adi Moshe, Sivan Izraely, Orit Sagi-Assif, Sapir Malka, Shlomit Ben-Menachem, Tsipi Meshel, Metsada Pasmanik-Chor, Dave Hoon, Isaac P Witz

Articles, Abstracts, and Reports

Granulocyte-monocyte colony stimulating factor (GM-CSF) is used as an adjuvant in various clinical and preclinical studies with contradictory results. These were attributed to opposing effects of GM-CSF on the immune or myeloid systems of the treated patients or to lack of optimal dosing regimens. The results of the present study point to inter-tumor heterogeneity as a possible mechanism accounting for the contrasting responses to GM-CSF incorporating therapies. Employing xenograft models of human melanomas in nude mice developed in our lab, we detected differential functional responses of melanomas from different patients to GM-CSF both in vitro as well as in vivo. …


Correction To: Small Molecule Kras Agonist For Mutant Kras Cancer Therapy., Ke Xu, Dongkyoo Park, Andrew T Magis, Jun Zhang, Wei Zhou, Gabriel L Sica, Suresh S Ramalingam, Walter J Curran, Xingming Deng May 2020

Correction To: Small Molecule Kras Agonist For Mutant Kras Cancer Therapy., Ke Xu, Dongkyoo Park, Andrew T Magis, Jun Zhang, Wei Zhou, Gabriel L Sica, Suresh S Ramalingam, Walter J Curran, Xingming Deng

Articles, Abstracts, and Reports

An amendment to this paper has been published and can be accessed via the original article.


Comparative Lipidomics Of 5-Fluorouracil-Sensitive And -Resistant Colorectal Cancer Cells Reveals Altered Sphingomyelin And Ceramide Controlled By Acid Sphingomyelinase (Smpd1)., Jae Hun Jung, Kohei Taniguchi, Hyeong Min Lee, Min Young Lee, Raju Bandu, Kazumasa Komura, Kil Yeon Lee, Yukihiro Akao, Kwang Pyo Kim Apr 2020

Comparative Lipidomics Of 5-Fluorouracil-Sensitive And -Resistant Colorectal Cancer Cells Reveals Altered Sphingomyelin And Ceramide Controlled By Acid Sphingomyelinase (Smpd1)., Jae Hun Jung, Kohei Taniguchi, Hyeong Min Lee, Min Young Lee, Raju Bandu, Kazumasa Komura, Kil Yeon Lee, Yukihiro Akao, Kwang Pyo Kim

Articles, Abstracts, and Reports

5-Fluorouracil (5-FU) is a chemotherapeutic drug widely used to treat colorectal cancer. 5-FU is known to gradually lose its efficacy in treating colorectal cancer following the acquisition of resistance. We investigated the mechanism of 5-FU resistance using comprehensive lipidomic approaches. We performed lipidomic analysis on 5-FU-resistant (DLD-1/5-FU) and -sensitive (DLD-1) colorectal cancer cells using MALDI-MS and LC-MRM-MS. In particular, sphingomyelin (SM) species were significantly up-regulated in 5-FU-resistant cells in MALDI-TOF analysis. Further, we quantified sphingolipids including SM and Ceramide (Cer) using Multiple Reaction Monitoring (MRM), as they play a vital role in drug resistance. We found that 5-FU resistance in …


Cri Iatlas: An Interactive Portal For Immuno-Oncology Research., James A Eddy, Vésteinn Thorsson, Andrew E Lamb, David L Gibbs, Carolina Heimann, Jia Xin Yu, Verena Chung, Yooree Chae, Kristen Dang, Benjamin G Vincent, Ilya Shmulevich, Justin Guinney Jan 2020

Cri Iatlas: An Interactive Portal For Immuno-Oncology Research., James A Eddy, Vésteinn Thorsson, Andrew E Lamb, David L Gibbs, Carolina Heimann, Jia Xin Yu, Verena Chung, Yooree Chae, Kristen Dang, Benjamin G Vincent, Ilya Shmulevich, Justin Guinney

Articles, Abstracts, and Reports

The Cancer Research Institute (CRI) iAtlas is an interactive web platform for data exploration and discovery in the context of tumors and their interactions with the immune microenvironment. iAtlas allows researchers to study immune response characterizations and patterns for individual tumor types, tumor subtypes, and immune subtypes. iAtlas supports computation and visualization of correlations and statistics among features related to the tumor microenvironment, cell composition, immune expression signatures, tumor mutation burden, cancer driver mutations, adaptive cell clonality, patient survival, expression of key immunomodulators, and tumor infiltrating lymphocyte (TIL) spatial maps. iAtlas was launched to accompany the release of the TCGA …