OGN and respiratory system disorder: This network complex was characterized as cancer, organismal injury, abnormalities, and respiratory disease (42 score, 17 molecules, Figure 5), and the determined DEPs were CTSD, EPCAM, HDAC1, LPP, NAT1, OGN, PARP1, PKM, PRDX1, PSMD1, RAB14, RPL22, TES, TPI1, TWF2, YARS, and YWHAZ.