RARRES2 and glioblastoma: This heterogeneity, in terms of the effects of α-NETA, might be explained by the mesenchymal state of GSCs and their chemerin expression level, since GSC28 is a non-mesenchymal GBM cell line and GSC28 cells and mGSCs both have negligible chemerin expression (Supplementary Fig. S2G; Supplementary Fig. S17).