建立良好的防腐体系，保证产品的微生物安全性，对于化妆品的品质十分重要。
Preservation of cosmetics is necessary to prevent formulations from becoming infected with highly resistant and hazardous microorganisms during their repeated use.
目的：探讨人羊膜在制备和保存过程中的微生物安全性及其控制，为建立羊膜库提供便捷、有效的微生物控制方法。
Objective: To evaluate the microbial safety of human amniotic membrane(HAM) in preparation and preservation, and to establish effective methods of microbe control for HAM bank.
世卫组织与粮农组织联合召开了一系列专家协商，以评估来源于转基因植物，微生物和动物的食品安全性和营养。
WHO, jointly with FAO, will convene a series of expert consultations to assess the safety and nutritional aspects of foods derived from genetically modified plants, microorganisms, and animals.
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