CD4 and sarcoidosis: Sarcoidosis unique upregulated DEGs in response to LPS were FOXP1 (Forkhead Box P1), DDIT4 (DNA Damage Inducible Transcript 4), and IL7R, and unique downregulated DEGs in sarcoidosis were PYCARD (Caspase Recruitment Domain-Containing Protein 5), CD4, and PLD3 (Phospholipase D Family Member 3).