CFLAR and idiopathic interstitial pneumonia: c-FLIP overexpression in human lung myofibroblasts from IPF patients has been correlated with their increased resistance to apoptosis (Tanaka et al., 2002; Moodley et al., 2004; Golan-Gerstl et al., 2007); however, a 2010 study (Cha et al., 2010) did not confirm these findings.