In hUC-MSC-Exos, the 61 unique miRNAs were found to participate in the regulation of PI3K-AKT signaling, human papillomavirus infection, cGMP-PKG signaling, cellular senescence, Ras signaling, mTOR signaling, JAK-STAT signaling, NF-κB signaling, etc. This evidence concerns the gene NFKB1 and human papilloma virus infection.