NF1 and malignant peripheral nerve sheath tumor: Circulating miR-24 is elevated in patients with breast cancer (Wu et al., 2012b; Sochor et al., 2014), lung cancer (Le et al., 2012), malignant peripheral nerve sheath tumor with the NF1 mutation (Weng et al., 2013), multiple system atrophy (Vallelunga et al., 2014), osteoporotic fracture (Seeliger et al., 2014), Parkinson's disease (Vallelunga et al., 2014), preeclamptic pregnancy (Wu et al., 2012a), rheumatoid arthritis (Murata et al., 2013) and type 1 diabetes (Nielsen et al., 2012).