HSPG2 and neoplasm: Both groups showed that the increase of taurochenodeoxycholic acid may be due to tumor activation of the body’s protective effect to promote the production and release of taurochenodeoxycholic acid; therefore, the expression of taurochenodeoxycholic acid was also upregulated in the PLC group, and the expression of taurochenodeoxycholic acid was upregulated in the Jiawei Xiaoyao San intervention group, with statistical significance (p < 0.05).