Editors' Pick Expression of semaphorin 3A, semaphorin 7A and their receptors in multiple sclerosis lesions. Costa C, Martínez-Sáez E, Gutiérrez-Franco A, Eixarch H, Castro Z, Ortega-Aznar A, Ramón Y Cajal S, Montalban X, Espejo C Mult Scler. 2015 Oct 2. Epub 1969 Dec 31. PMID: 26432853. Abstract CommentRecommendBookmarkWatch