埃及斑蚊,英文名為yellow fever mosquito,學名為Aedes aegypti,是白紋伊蚊的近親。786Please respect copyright.PENANAveIIfWTMj5
786Please respect copyright.PENANAiXfZ5BX9mr
(圖1)男性品種不會叮人,只有女性品種才會叮人,藉著吸血等途徑傳播登革熱(Dengue Fever)等疾病。786Please respect copyright.PENANA7mrMEkKPkY786Please respect copyright.PENANARgd3og18gl
786Please respect copyright.PENANAmwGtNTfPvk
殺蟲劑雖能殺滅蚊子,但蚊子亦逐漸展示出對殺蟲劑的抗藥性。786Please respect copyright.PENANAtjhvJFsU5K
786Please respect copyright.PENANARXd5ODd8mT
而基於殺蟲劑會污染環境及危害部份雀鳥昆蟲健康關係,建立另類對付播毒蚊子的方法可謂有著絕對的迫切性。786Please respect copyright.PENANAeAqGEmzF1v
786Please respect copyright.PENANAbokdXmmJSN786Please respect copyright.PENANAjki3upSCan
786Please respect copyright.PENANAD2AAQDUceL
(圖2)有見及此,Oxitec公司(現為美國公司收購)培養出埃及斑蚊OX513A品種。786Please respect copyright.PENANAkJZ6c4vj9Y
牠們在幼蟲的時候需要四環黴素(Tetracycline)才能成功生長。在實驗室培植的時候,研究人員會在食物裡提供四環黴素,但當他們被放到野外的時候,便再也沒能取得足夠的四環黴素,沒能順利生長成為蚊子。786Please respect copyright.PENANA0UcjQj6wZk
786Please respect copyright.PENANADsQ9dO1Gtg
男性埃及斑蚊OX513A品種與女性正常品種交配的話,將有機會產生正常品種及OX513A品種的蚊卵。786Please respect copyright.PENANAmDJRNgm6pw
786Please respect copyright.PENANAy9NN3c1mMN
在野外缺乏四環黴素的情況下,正常品種有86–88%成功長大為蚊子,而OX513A品種則只有3-4%的成功率。786Please respect copyright.PENANA9MuYry9zBm
786Please respect copyright.PENANALsaOjSPWEn
以這個方式推算下去的話,蚊子下一代的比率將會大幅度減低。786Please respect copyright.PENANAOAMPI4VDlq
786Please respect copyright.PENANAmD14nRkBSx786Please respect copyright.PENANAXZ3sMjgBYY
786Please respect copyright.PENANAoGqr4seAzo
(圖3)Oxitec公司在2010年英國開曼群島藉著此方式消除80%野外埃及斑蚊。786Please respect copyright.PENANA4W8V4mH4MM
而亦在2013年巴西巴伊亞州順利用上同樣方式消除~90%野外埃及斑蚊。786Please respect copyright.PENANAH7A3h97bVP
786Please respect copyright.PENANATyRgtRgkwY
今年2020年8月,他們同樣依這種方式在美國佛羅里達發放男性男性埃及斑蚊OX513A品種。786Please respect copyright.PENANAs4PaC031iq
786Please respect copyright.PENANAf6R3yyWQPS
此舉泛起不少反對聲音,不乏違反動物權利及人權等等。786Please respect copyright.PENANAfZ90sjrE4G
786Please respect copyright.PENANAgMFCadRQ8S
亦有人認為此舉會破壞生態平衡,奈何此方法只會滅殺埃及斑蚊,不會影響其他蚊子品種,其他物種可照樣進食其他蚊子品種代替,不見得有任何大影響。786Please respect copyright.PENANAxFhaEwMu1L
786Please respect copyright.PENANAfHCOkkArfp
至於亦有人認為埃及斑蚊有機會因而大遷徙到第二區域,這點反而有著潛在的可能性,值得探討一下。
**
睇番一大輪資料後,發覺原來依篇文所寫的方法係佢哋用係巴西的方法,18個月之內係有成效,之後蚊子數量回升。786Please respect copyright.PENANA4hTWNuuEHN
786Please respect copyright.PENANAq5LGRzIhdo
今次美國所用的方法係OX5034,同舊原理差唔多,但女性BB會死,而男性BB唔會。786Please respect copyright.PENANAtN7Au8rdTJ
786Please respect copyright.PENANAsJsHBHUK2E
無睇到佢哋媒體資料,只係睇咗佢哋之前所發出的學術文章,所以資料有錯,對不起。
**
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。786Please respect copyright.PENANAqlDeYx83T9
786Please respect copyright.PENANAQ4EEjDG0vI
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/toc786Please respect copyright.PENANAP1jXg2B7Wp
786Please respect copyright.PENANA3Jzy9U6uUd
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。786Please respect copyright.PENANA1xlOy3SOEJ
786Please respect copyright.PENANAJWvtOFRThg
Link:786Please respect copyright.PENANAPtHZlPZ6Tk
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio786Please respect copyright.PENANAgFfipD3dge
786Please respect copyright.PENANAmTq61IBoVj
786Please respect copyright.PENANAYHqJHhl3wn
有興趣接收科普資訊的話,歡迎follow IG: potatopigtongue。786Please respect copyright.PENANAbxIcFZDTen
786Please respect copyright.PENANAwBvt6fOBLe
786Please respect copyright.PENANAvQ38xVTDtb
Ref:786Please respect copyright.PENANANR5wTgBz3z
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6072261/#R3786Please respect copyright.PENANAZxKOrjqF0B
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4489809/786Please respect copyright.PENANAyTB34fXg5o
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1865532/786Please respect copyright.PENANAK0XHM13Juo
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4063546/
00
ns216.73.216.247da2