RET and lung adenocarcinoma: This collection included the previously reported LC-2/ad cell line that harbors a CCDC6-RET fusion (Li et al., 2017) (xxxxx) as well as two novel patient-derived cell lines generated by us, i.e. ECLC5B harboring TRIM33-RET and PDX-derived lung adenocarcinoma cells harboring KIF5B-RET (LUAD-0002AS1).