Hyaluronic acid (HA) and IV-type collagen (IV-C) level in the serum were measured after the experiment and the fibrosis level of liver samples were histopathologically observed by Masson stain.

• 实验结束后分别检测血清透明质酸(HA)及-型胶原(-C)。 肝脏常规病理切片行Masson三色法观察纤维化程度。