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Downregulation Of Srebp Inhibits Tumor Growth And Initiation By Altering Cellular Metabolism In Colon Cancer, Yang-An Wen, Xiaopeng Xiong, Yekaterina Y. Zaytseva, Dana L. Napier, Emma Vallee, Austin T. Li, Chi Wang, Heidi L. Weiss, B. Mark Evers, Tianyan Gao
Downregulation Of Srebp Inhibits Tumor Growth And Initiation By Altering Cellular Metabolism In Colon Cancer, Yang-An Wen, Xiaopeng Xiong, Yekaterina Y. Zaytseva, Dana L. Napier, Emma Vallee, Austin T. Li, Chi Wang, Heidi L. Weiss, B. Mark Evers, Tianyan Gao
Markey Cancer Center Faculty Publications
Sterol regulatory element-binding proteins (SREBPs) belong to a family of transcription factors that regulate the expression of genes required for the synthesis of fatty acids and cholesterol. Three SREBP isoforms, SREBP1a, SREBP1c, and SREBP2, have been identified in mammalian cells. SREBP1a and SREBP1c are derived from a single gene through the use of alternative transcription start sites. Here we investigated the role of SREBP-mediated lipogenesis in regulating tumor growth and initiation in colon cancer. Knockdown of either SREBP1 or SREBP2 decreased levels of fatty acids as a result of decreased expression of SREBP target genes required for lipid biosynthesis in …