TOLLIP and idiopathic pulmonary fibrosis: Using paired clinical and genotype data from patients enrolled in the previously completed effectiveness of Prednisone, Azathioprine, and N-Acetylcysteine in Patients with Idiopathic Pulmonary Fibrosis (PANTHER) trial (26, 27), investigators showed that an exonic SNP within TOLLIP (rs3750920) was associated with a favorable responsive to N-acetylcysteine (NAC) (28).