Abstract: Objective: To observe the effects of marine polysaccharide on healing of the white rats wound. Methods: Orientedon the rats back skin ,a round wound is made. Then a dose of 0.5ml polysaccharide is gavage instilled into the rats stomachevery day to compare with the control team of rats which are gavage instilled with the same dose of water. Results: shows thatmarine polysaccharide can accelerate the healing of the wound.

Key words: the healing of the wound, marine polysaccharide, blood capillary