Hyaluronicacid(HA),alsocalledhyaluronateorhyalurona,isalinearmucopolysaccharide consistingofrepeatingdisaccharid β‐(1,4)‐D‐glucuronicacid‐β‐(1。Inourpreviousexperiments,someproblemshavebeenstudied,suchastheabsorbabilityof HAbybody,theinfluencesofMranddoseo ......