Categories Uncategorized Anti-Sm A specific marker antibody for systemic lupus, but it is positive in only about one third of patients. Views: 1 Tags Anti-Sm ← Anti-Ro (SS-A)-antibody → Anti-actin antibodies Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment.