Anti-argonaute 2 (Ago2/Su) and –Ro antibodies are the common autoantibody specificities in primary anti-phospholipid syndrome (PAPS). (9th March 2010) - Ceribelli, A; Cavazzana, I; Franceschini, F; Tincani, A; Pauley, B A; Chan, J Y F; Chan, E K L; Satoh, M