抗核抗体、类风湿因子均阴性。

Antinuclear antibody and rheumatoid factor were negative in both periods.

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间接免疫荧光法检测血清中抗核抗体(ANA)的荧光滴度。

The serum fluorescence titres of anti-nuclear antibodies (ANA) were tested by indirect immunofluorescence technique.

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目的：探讨抗核抗体(ANA)阴性的系统性红斑狼疮(SLE)的特点。

Objective: to investigate the feature of antinuclear antibodies (ANA) negative systemic lupus erythematosus (SLE).

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