Streptomyces 是一種能夠為植物提供良好保護的細菌,它們駐紮在植物的根部,釋放出不同的物質及抗生素,消滅泥土間對植物有害的細菌。529Please respect copyright.PENANAZkjqZFSZWy529Please respect copyright.PENANAUAwv0HLQEu
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但是,Streptomyces 已知是一種不懂得自我移動的細菌,它們到底是如何抵達植物根部的呢?529Please respect copyright.PENANAEyjkmSza6o
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(圖2)雖然Streptomyces 並不懂得自我移動,但它的嬰兒形態(Spore)可以黏附在懂得自我移動的細菌的鞭毛之上,搭順風車在泥土之間行走。529Please respect copyright.PENANAwBUrhSJMIN529Please respect copyright.PENANA70pF5NhgbZ
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(圖3)研究更發現,Streptomyces spore 是依靠其表面名為Rodlein的蛋白質與其他細菌的鞭毛作出黏貼。529Please respect copyright.PENANAMphtrXYbX2529Please respect copyright.PENANAJHxbrEevQm
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若果失去Rodlein蛋白質的話,那些Spore亦會因而失去搭順風車的能力。529Please respect copyright.PENANAg3MvBmIeK4
由此可相信,這是其中一道Streptomyces抵達植物根部的機制。529Please respect copyright.PENANAiKsKl8pCc6
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現時多國已打開大門讓各Spore前往理想之地,是否願意往外闖一闖抵達植物根部,還是留守原地等運到,一切也是你的選擇。529Please respect copyright.PENANArSozG4PXUM
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Ref1:https://www.nature.com/articles/s41396-021-00952-8529Please respect copyright.PENANAPiTR43dl39