FOXD2 and neoplasm: FOXD2-AS1 is dysregulated in multiple types of human cancer, and its dysregulation is involved in the modulation of various tumor-associated biological processes (Rong et al., 2017; Bao et al., 2018; Chang et al., 2018; Su et al., 2018; Zhang et al., 2018; Zhao et al., 2018; Zhu et al., 2018; Jiang et al., 2019; Liu et al., 2019; Ni et al., 2019; Ren et al., 2019; Xu et al., 2019).