A gamma-globulin factor in the serum of patients with systemic lupus erythematosus that reacts with isolated cell nuclei 1 or nucleoprotein 2,3 has been detected in many ways. 4 The standard method of ...

MULTIPLE sclerosis was recognized as a clinical entity early in the nineteenth century by Charcot. Since then its pathology and clinical symptomatology have been defined, but the etiology of this ...

NORMAL guinea pig serum is the most common source of complement for the complement-fixation test, and may be used fresh or, more commonly, preserved either by freeze-drying or by Richardson's method 1 ...

About 60 per cent. of all cases of gonococcus infections reacted positively in the gonoccocus complement-fixation test. In the few cases of pyosalpingitis examined, 66 per cent. reacted positively.

At the New York City Department of Health a serologic study was undertaken in an attempt to cut the mounting costs of syphilis serology and to solve the problem of the biologic false positive reaction ...