Interferon-induced 2'-5' adenylate synthetase in vivo and interferon production in vitro by lymphocytes from systemic lupus erythematosus patients with and without circulating interferon

体内干扰素诱导的2'-5'腺苷酸合成酶活性以及体外系统性红斑狼疮患者淋巴细胞（无论是否存在循环干扰素）的干扰素产生情况