Leflunomide inhibits pyrimidine de novo synthesis in mitogen-stimulated T-lymphocytes from healthy humans. Rückemann K, Fairbanks LD, Carrey EA, Hawrylowicz CM, Richards DF, Kirschbaum B, Simmonds HA J Biol Chem. 1998 Aug 21; 273(34):21682-91. PMID: 9705303. Abstract CommentRecommendBookmarkWatch