ZEB1 and neoplasm: A reciprocal feedback loop between the miR‐200 family and ZEB1/2 transcription factors plays a central role in epithelial cell plasticity (Bracken et al, 2008; Burk et al, 2008; Gregory et al, 2011), and by virtue of its potency functions widely in controlling cell invasiveness, stemness and tumour metastasis (Gibbons et al, 2009; Wellner et al, 2009; Brabletz & Brabletz, 2010).