HIF1A and neoplasm: For instance, YTHDF1 is associated with HCC maintenance, where HIF-1α swells YTHDF1 transcription by mediating HIF-1α-binding site 1 (HBS1) and HBS3 site of HIF-1α interacting with the YTHDF1 promoter region under hypoxic conditions, which zooms autophagy-related tumor growth and metastasis 183.