An endophytic fungus resistance to penicillin was isolated from hyacinthus orientalis by culturing on a preliminary screening medium.

通过在初步筛选的培养基上培养，从风信子中分离出对青霉素的内生真菌抗性。

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Its resistance to penicillin is also uncommon.

它对青霉素的耐药性也是少见的。

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To the last century 90's, 95% of Staphylococcus aureus have a certain degree of resistance to penicillin.

到上世纪90年代，95%的葡萄球菌都对青霉素有一定的抗药性。

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You could imagine strategies where you have multiple resistance genes on a plasmid, resistance to Ampicillin, to Penicillin, to Erythromycin for example, and you design strategies for separating out which cells are carrying the plasmid that you're interested in.

若质粒上有多种抗性基因,你就有很多筛选方法,例如对氨苄青霉素,青霉素,红霉素的抗性,而且你可以设计方法分离出,含有你感兴趣质粒的细胞

耶鲁公开课 - 生物医学工程探索课程节选

Yet growing bacterial resistance to existing drugs and novel microbial threats make the urgency which drove the original development of penicillin as vital as ever.

ECONOMIST: The cost of drugs