inflammation, which currently lacks safe and effective medicine. Some previous studies
indicated that Astragaloside IV (AS-IV), a natural saponin extracted from the traditional
Chinese medicine herb Ligusticum chuanxiong, alleviates the experimental colitis symptoms
in vitro and in vivo. However, the mechanism of AS-IV on IBD remains unclear. Accumulating
evidence suggests that M2-polarized intestinal macrophages play a pivotal role in IBD …