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。275Please respect copyright.PENANAzpdOpRsBLe
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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?275Please respect copyright.PENANAbnctkh5iLl
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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。275Please respect copyright.PENANA4M0vW1xFnY
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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。275Please respect copyright.PENANAeShgu9iMef
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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。275Please respect copyright.PENANAsO2hdTiBiL
由此可相信,這是其中一道Streptomyces抵達植物根部的機制。275Please respect copyright.PENANArQY2XNYGr1
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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。275Please respect copyright.PENANAlIcXjNAd0B
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如果想我快啲出文的話,請入去Penana網站科普專欄–薯不揀單俾一個like以及Bookmark,這對我非常之重要。275Please respect copyright.PENANAYZNykmRrKD
275Please respect copyright.PENANA2LOciM7stQ
Link: https://www.penana.com/story/66244/%E7%A7%91%E6%99%AE%E5%B0%88%E6%AC%84-%E8%96%AF%E4%B8%8D%E6%8F%80%E5%96%AE/toc275Please respect copyright.PENANAOzjNMc8oyH
275Please respect copyright.PENANASAc1iJNn0Y
同時亦可以在Penana網站裡按「買一嚿/半嚿薯仔」,以課金的方式推動我繼續搜羅資料寫文,多謝。275Please respect copyright.PENANAzUUB6Nvv6H
275Please respect copyright.PENANA2RpVZtOCcU
Link:275Please respect copyright.PENANAaABpQEEOMc
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio275Please respect copyright.PENANAljOi8qpJk6
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除非Facebook及IG重開侵侵的account,否則我的IG將不會再作更新,只會寄居本土LIHKG及Penana。275Please respect copyright.PENANAUPdVyNmDsL
275Please respect copyright.PENANA8yYUyLaj21
Ref1:https://www.nature.com/articles/s41396-021-00952-8275Please respect copyright.PENANAqGNOzGY3ZM
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科普專欄–薯不揀單
Author:
薯仔聞茱莉
ISSUE #187
三十秒科學–細菌也懂得乘坐順風車
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