P‐O‐Cmovedtotheopposition)﹒ Thesechangesindicatedthatthe interactionsofHAandPLinHaplexhap HAandthepolarheadofPL, whichbelongedtoionicbondinteract tion [ 10‐12 ] ﹒.Afterthe formationofthecomplex, PLinHaplexcouldpro motetheoralabsorptionofexogenous,in creas ......