| 摘要 |
<p>The live vaccine against mumps contains live, viable mumps viruses which have mainly been attenuated by passages in diploid human tissue cultures. …<??>The process for preparing the vaccine comprises viruses which have been obtained from the urine of patients with acute mumps being further grown on diploid human tissue, being attenuated by repeated passages in such tissue and in embryonate chicken eggs, being further attenuated by further passages in diploid human tissue and adapted to human tissue, being isolated and then cultivated and processed to give the live vaccine.</p> |
