BUB1B and idiopathic pulmonary fibrosis: Additionally, we found several IPF lung single-cell markers (RAD51, CDKN3, TROAP, TAFA3, SGO1, NCAPH, CEP55, UTS2, ANLN, BUB1B, DGKI, and SKA3) among the remaining 108 causal genes from our mediation models.