Anti-inflammatory effects of Weiyan I decoction against gastric ulcers in a rat model via inhibition of p38 mitogen-activated protein kinases signaling.

Gastric ulcer (GU) is a common gastrointestinal disease that can lead to complications such as bleeding, perforation and even cancer. Weiyan I Decoction (WYI) is an effective Chinese medicine prescription against GU. This study aimed to explore the therapeutic mechanism of WYI in GU.

Efficacy and potential therapeutic mechanism of Weiwei decoction on Spasmolytic polypeptide-expressing metaplasia in Helicobacter pylori-infected and Atp4a-knockout mice.

Ethnopharmacological Relevance: Spasmolytic polypeptide-expressing metaplasia (SPEM) is characterized by mucus cell morphologies at the base of gastric glands, which is considered advanced SPEM when accompanied with an increase in transcripts associated with intestinal-type gastric cancer. Weiwei decoction (WWD) was modified from "Si-Jun-Zi Tang," which has been used for thousands of years in China against gastric atrophy and metaplasia.

Aim Of The Study: To investigate the effects and potential mechanisms of WWD against advanced SPEM.