在一定条件下，毒物对机体的毒性作用具有一定的选择性。一种毒物对某一种生物或组织有损害，而对其它生物或组织器官无毒性作用，这种毒物对生物体的毒性作用称为选择性毒性。受到损害的生物或组织器官称为靶生物或靶器官。
... selective medium 选择性培养基 选择性培养基 selective toxicity 选择性毒性 选择毒性 selectivity 选择性 选择性 ...
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孟山都公司说，它的玉米中的蛋白质有选择性毒性，但对人类、鱼类和野生动物无害。
Monsanto says the protein contained in its maize has selective toxicity but is harmless to humans, fish and wildlife.
三光气作为剧毒的光气和双光气在合成中的替代物，不但毒性低，使用安全方便，而且反应条件温和、选择性好、收率高。
The triphosgene, being as the substitute for phosgene and diphosgene in synthesis, is not only low-toxic but also safe and convenient to use with mild conditions, good selectivity and high yields.
但现有HDAC抑制剂效度低、缺乏选择性、药代动力学或毒性特征较差。
However, existing HDAC inhibitors can exhibit low potency, lack of selectivity, and poor pharmacokinetic or toxicity profiles.
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