Oligodendrocyte gap junction loss and disconnection from reactive astrocytes in multiple sclerosis gray matter. Markoullis K, Sargiannidou I, Schiza N, Roncaroli F, Reynolds R, Kleopa KA J Neuropathol Exp Neurol. 2014 Sep; 73(9):865-79. PMID: 25101702. Abstract CommentRecommendBookmarkWatch