An examination was made of the relations between antigen, antibody and fixation of complement with foot-and-mouth disease virus (FMDV). It was found that complement fixation in this system follows the ...

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 ...

Two recently discovered viruses of the myxovirus family termed hemadsorption Types 1 and 2 have been studied as causes of respiratory diseases in children under ten years old. 1,2 ‡ One or the other ...