HAGLR and colorectal carcinoma: Consistent with our above results, HOXD-AS1 expression was downregulated in CRC tissue (GSE8671 [19], GSE21510 [20], GSE32323 [21], GSE41328 [22], GSE23878 [23], GSE9348 [24] and TCGA (Fig. 1d and e, and Additional file 3: Figure S1).