BLCAP and astrocytoma (excluding glioblastoma): When we analyzed the editing of the endogenous BLCAP transcript in astrocytoma cell lines, we observed a baseline editing activity of 0–4.2% at the Y/C, Q/R and K/R sites in all 4 control cell lines (U118, U118 EGFP, A172 and A172 EGFP) (Table 2).