Sentence: Results : GA increased the internalization of both fluorescein isothiocyanate ( FITC ) - dextran and ST by HD11 cells and markedly decreased the intracellular survival of ST. We found that the messenger RNA ( mRNA ) expression of cell surface molecules ( CD40 , CD80 , CD83 , and CD197 ) and cytokines ( IFN-γ , IL-6 , and IL-10 ) of HD11 cells was up-regulated following GA exposure. 
 Section: purpose