The 125I labelled anti-ds DNA (125I DNA binding test) was determined in 300 healthy persons, 164 cases of connective tissue disease (CTD) and 59 cases of non-CTD by radio-immunoassay.

• 本文应用同位素~(125)I标记的抗ds-DNA抗体放射免疫检测300名正常人,164例结缔组织性疾病和53例非结缔组织性疾病的结果。