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Full-Text Articles in Medicine and Health Sciences

Mavs Is A Double-Edged Sword, Christina Huang, Jack L. Arbiser Aug 2023

Mavs Is A Double-Edged Sword, Christina Huang, Jack L. Arbiser

Student Papers, Posters & Projects

No abstract provided.


Gene Signature Reveals Decreased Sox10-Dependent Transcripts In Malignant Cells From Immune Checkpoint Inhibitor-Resistant Cutaneous Melanomas, Timothy J. Purwin, Signe Caksa, Ahmet Sacan, Claudia Capparelli, Andrew E. Aplin Jul 2023

Gene Signature Reveals Decreased Sox10-Dependent Transcripts In Malignant Cells From Immune Checkpoint Inhibitor-Resistant Cutaneous Melanomas, Timothy J. Purwin, Signe Caksa, Ahmet Sacan, Claudia Capparelli, Andrew E. Aplin

Department of Pharmacology, Physiology, and Cancer Biology Faculty Papers

Evidence is mounting for cross-resistance between immune checkpoint and targeted kinase inhibitor therapies in cutaneous melanoma patients. Since the loss of the transcription factor, SOX10, causes tolerance to MAPK pathway inhibitors, we used bioinformatic techniques to determine if reduced SOX10 expression/activity is associated with immune checkpoint inhibitor resistance. We integrated SOX10 ChIP-seq, knockout RNA-seq, and knockdown ATAC-seq data from melanoma cell models to develop a robust SOX10 gene signature. We used computational methods to validate this signature as a measure of SOX10-dependent activity in independent single-cell and bulk RNA-seq SOX10 knockdown, cell line panel, and MAPK inhibitor drug-resistant datasets. Evaluation …