NF1 and malignant peripheral nerve sheath tumor: Indeed, NF1‐09 (nonclassic MPNST) and SP‐01 (melanoma) presented higher IC50 values for Mirdametinib and Alisertib (> 100 μm) compared with NF1‐08 (9.267 and 12.59, respectively) and S462 (0.98 and 3.872; Fig. 5A).