GDF15 and neoplasm: RNA-seq identified robust induction of xenobiotic metabolism (<i>CYP1A1</i>, <i>CYP1B1</i>), oxidative/metabolic stress mediators (<i>GDF15</i>, <i>TIPARP</i>), and tumour-associated genes (<i>FOSB</i>, <i>VGF</i>), alongside repression of tumour suppressors (<i>FAT1</i>, <i>LINC00472</i>).