IL33 and Cirrhosis: Several other biomarkers have recently been proposed to differentiate BA from non BA including serum levels of MMP-7, interleukin 33, GGT, and to predict post-KPE liver fibrosis/cirrhosis by the use of the aspartate aminotransferase to platelet ratio index (APRi) and evaluation serum hyaluronic acid and MMP-7 levels [43].