Several virus strains were isolated from different organs of the acute or subacute Keshan disease (克山病) sufferers and on them was made a preliminary serological study. Thereafter on some of these unidentified virus...Several virus strains were isolated from different organs of the acute or subacute Keshan disease (克山病) sufferers and on them was made a preliminary serological study. Thereafter on some of these unidentified virus strains we have made further electron microscopic investigations and have observed the virus particles in 3 unidentified virus strains isolated from the heart muscle, spleen and blood of different suf-展开更多
文摘Several virus strains were isolated from different organs of the acute or subacute Keshan disease (克山病) sufferers and on them was made a preliminary serological study. Thereafter on some of these unidentified virus strains we have made further electron microscopic investigations and have observed the virus particles in 3 unidentified virus strains isolated from the heart muscle, spleen and blood of different suf-