精品久久久久久,在线观看精品国产,久久不卡,久久就是精品,国产精品无码久久久久,亚洲日本一区二区三区高清在线,亚洲午夜精品一级在线

Incubation: 12-14 days at 30°C, a 5% CO₂ in air atmosphere is recommended.

Recommendations for Infection: For best results cells should be 24 to 48 hours old and 80% - 90% confluent (not 100% confluent).

Plotkin SA, et al. Studies of immunization with living rubella virus. Trials in children with a strain cultured from an aborted fetus. Am. J. Dis. Child. 110: 381-389, 1965. PubMed: 5834207

Plotkin SA, et al. Attenuation of RA 27/3 rubella virus in WI-38 human diploid cells. Am. J. Dis. Child. 118: 178-185, 1969. PubMed: 5794813