Proliferation assays (BrdU incorporation) in GIST‐T1‐Scrambled and GIST‐T1‐ShLIX1 cells showed that LIX1 silencing led to a significant reduction of cell proliferation compared with GIST‐T1‐Scrambled cells (Figure 2B). This evidence concerns the gene LIX1 and gastrointestinal stromal tumor.