冻干工艺使卡介苗的活菌数经4 ~ 5年存放后仍保持在合格水平。

Freeze dry process that BCG live bacteria counting after 4 ~ 5 years after storage remained at the level of conformity.

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而且，提高了元宝槭的抗性，使元宝槭冬季过后枝条风干、冻干现象完全消失。

Meanwhile, the resistance of the acer truncatum is improved, so that the air drying and freezing phenomena of the acer truncatum after winter completely disappear.

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Availability of this freeze-dried vaccine made it, then, possible to think about vaccinating people all over the world.

冻干疫苗的应用能使医护人员,考虑向全世界人民接种疫苗

耶鲁公开课 - 生物医学工程探索课程节选