Figure 1From: COX-2, CB2 and P2X7-immunoreactivities are increased in activated microglial cells/macrophages of multiple sclerosis and amyotrophic lateral sclerosis spinal cordMicroglial cells/macrophages in control spinal cord immunostained with antibodies to A) COX-2, B) CB2, C) P2X7, and D) CD68. Scale bar = 50 μm.Back to article page