CDKN2B and neoplasm: Similarly, exosomal EGFR in PTC is linked to increased tumor aggressiveness (Al-Abdallah et al., 2023), and CSC-derived exosomes containing lncRNA DOCK9-AS2 and CDKN2B-AS1 are implicated in advancing thyroid cancer malignancy (Dai W. et al., 2020; Wu et al., 2023).