U1 small nuclear ribonucleoprotein Ab.IgG:ACnc:Pt:Ser:Qn
u1 small nuclear ribonucleoprotein ab.igg:acnc:pt:ser:qn
U1 small nuclear ribonucleoprotein IgG Ab [Units/volume] in Serum
u1 small nuclear ribonucleoprotein igg ab [units/volume] in serum