serological examinations of blood sera from patients with multiple sclerosis ( ms ) , their nearest relatives , and subjects of the control groups for antibodies to causative agents of some viral infections demonstrated antihemagglutinins to measles and rubella viruses in 61 % -95.5 % of the subjects examined in all the groups , to mumps virus in 53 % in ms patients , to tick-borne encephalitis virus in 2.2 % in the same group , and in 10.5 % in the group of patients with other cns diseases , and none in healthy subjects .
C0026769
ms
C0007682
cns