Fig. 4From: Comparison between stem cell therapy and stem cell derived exosomes on induced multiple sclerosis in dogsShowing toluidine blue stained spinal cord sections where (a) control group showing extensive signs of demyelination, axonal degeneration and vacuolation; (b) stem cell group showing marked signs of newly formed myelin sheaths around axons; (c) Microvesicles group showing the newly formed myelin around axonsBack to article page