Description
QZP is a multi-component herbal formula, but the study doesn’t identify which specific compounds drive the observed neuroprotective effects. Understanding the active components is critical for mechanism validation and potential drug development from traditional medicines.
Gap type: unexplained_observation Source paper: Qianzheng powder promotes facial nerve regeneration via BDNF/TrkB/CREB pathway activation. (2026, Regenerative therapy, PMID:41438125)