RENBP and diabetes mellitus: According to the KEGG enrichment analysis, the important pathways for the treatment of PNI by Danggui Sini include neurodegeneration, inflammatory reaction, lipid and atherosclerosis, immune regulation, the role of AGE-RAGE signal pathway in diabetes complications, endocrine resistance, regulation of basic cell function, cell proliferation, differentiation and migration, cell aging, cell apoptosis, major regulation of hypoxia induced genes, and gene transcription.