Figure 5From: Cleaved cytokeratin-18 is a mechanistically informative biomarker in idiopathic pulmonary fibrosisSerum cCK-18 is not increased during acute exacerbation of IPF. Serum cCK-18 levels were measured in the serum of 34 patients with stable IPF and 36 different patients suffering from an acute exacerbation of IPF.Back to article page