Unraveling the paracellular absorption mechanism of egg-derived peptide RVPSL mediated by cytoskeleton and tight junction phosphorylation via 4D-FastDIA phosphoproteomics

the paracellular pathway. Overall, this study reveals the phosphorylation-mediated regulation of paracellular absorption for RVPSL, offering new insights into the absorption mechanism of egg white-derived bioactive peptides.