ic in serum were inferred by the presence of complement ( c ) activation , rheumatoid factor , clq or monoclonal rheumatoid factor precipitins , anticomplementary activity , elevated cryoglobulins , inhibition of erythrocyte-antibody ( igg-ea ) rosette formation , increased numbers of peripheral blood lymphocytes bearing surface ig , and spontaneous neutrophil chemotatic activity in plasma .
C0229671
serum
C0032105
plasma