GO and KEGG analyses revealed that the Biological Processes involved in the genes of RH against gastrointestinal injury caused by chemotherapy were cellular response to chemical stress, molecular biological functions, nuclear receptor activity, ligand–activated transcription factor activity, receptor ligand activity, etc. It is also associated with the Pathways in cancer, the IL–17 signaling pathway and the TNF signaling pathway. Here, IL17A is linked to cancer.