Out of these NRGs, 19 NRGs (EGLN3, HILPDA, HMBS, HYOU1, BNIP3, etc.)were found to be enriched in glioma tissues while 13 genes (SLC4A1, IL6, EPAS1, ACE, HMOX1, etc.)were decreased compared to normal tissues (Figure 1A). Here, BNIP3 is linked to glioma.