Circulating biomarker assessment parameters
| Measurement variable | |
| Inflammation | Interelukin(IL)−4, IL-6, IL-8, IL-10, IL-12, IL-18, TNF-alpha |
| Fibrosis | Transforming growth factor beta-1, soluble fractalkine, monocyte chemoattractant protein 1, matrix metalloproteinases |
| Oxidative stress | Glutathione peroxidase, vitamin C, ferric reducing ability of plasma, malondialdehyde, 4-hydroxynonenal, superoxide dismutase, nitric oxide |
TNF, tumour necrosis factor.