
非洲豬瘟病毒最早在1921年肯亞的農場飼養豬隻被記錄,現時已傳遍亞洲、非洲、歐洲及大洋洲50多個國家。591Please respect copyright.PENANAOfWbeHoMA3591Please respect copyright.PENANAZeGRYoMInL
591Please respect copyright.PENANAltGrrserIz
病毒主要攻擊的位置肝臟、腎臟等,豬隻的致命率可高達100%,而暫時沒有疫苗可預防病毒引發的症狀。591Please respect copyright.PENANAM4vC9CCqpJ
591Please respect copyright.PENANAD5aRj6omZt
(圖2)家豬未被引入之前,非洲豬瘟病毒在大自然間主要經由蜱及非洲疣豬兩者互相傳播。591Please respect copyright.PENANAtZYjhf4pI3591Please respect copyright.PENANAdhx5fZpr7n
591Please respect copyright.PENANAG3VnkH1GlV
作為非洲豬瘟病毒天然宿主的非洲疣豬,就算被感染上高劇量的非洲豬瘟病毒,亦不會出現任何症狀。591Please respect copyright.PENANAqWWQpiNyUe
591Please respect copyright.PENANA4G3OSQ4k5O
那麼,為何家豬受感染後又會出現症狀呢?591Please respect copyright.PENANAUVhvGO4g4z
591Please respect copyright.PENANAky2tYzcwvZ
(圖3)尋覓原因之際,有報告指出無菌環境長大的豬隻,較容易受到出現非洲豬瘟病毒引起的症狀(Ref1)。591Please respect copyright.PENANAasYxH9ax97591Please respect copyright.PENANALg6tOutuga
591Please respect copyright.PENANAkNP1UUpBVP
而無菌環境長大及農場環境長大其中一種最大的分別,就是無菌環境長大的豬隻腸道上不含細菌。591Please respect copyright.PENANAct1WzbVJrP
591Please respect copyright.PENANAtkw3PZ6epJ
(圖4)腸道細菌能夠協助宿主的免疫反應產生,基於這一點,科學嘗試將對於非洲疣豬的腸道細菌移植到家豬腸道裡頭(Ref2)。591Please respect copyright.PENANAfaBYK3ygLl591Please respect copyright.PENANAl5v4rQV2M4
591Please respect copyright.PENANAzZ9hxLWteZ
非洲疣豬的排泄物內含其所屬的腸道細菌,經處理過後,排泄物由食道經過導管送到豬隻腸道裡。591Please respect copyright.PENANAknOSfhu2kH
591Please respect copyright.PENANAT1YTaw88DN
研究發現,被移植腸道細菌的家豬與沒有進行移植的家豬相比,被受非洲豬瘟病毒感染後,症狀出現率大致相同。591Please respect copyright.PENANAQU35nB5RrJ
591Please respect copyright.PENANA5kc7dRzg46
但若果換成為弱化感染力的病毒,被移植腸道細菌的家豬出現的症狀明顯有所減輕。591Please respect copyright.PENANAxMBeyKTUOR
591Please respect copyright.PENANANV8h8uSxuQ
591Please respect copyright.PENANATOZ8SL4OJW
只不過,文中作者強調利用糞便移植的手段並沒能將所有品種透徹地進行轉移。591Please respect copyright.PENANADFXUrO8YU9
如果能夠準確找出非洲疣豬腸道哪一種細菌品種對抵抗病毒有顯著功效,然後再作針對性的腸道細菌移植,或者亦有機會可以幫忙家豬對抗非洲豬瘟病毒。591Please respect copyright.PENANAHw4ajdsA4e
591Please respect copyright.PENANA5ZvYeNU1DG
591Please respect copyright.PENANAI4IVuimYDs
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。591Please respect copyright.PENANAe1qv1BOVbi
591Please respect copyright.PENANA7gJZnXCzVv
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/toc591Please respect copyright.PENANAG5z6oVhOKJ
591Please respect copyright.PENANA4l8W3AGX7B
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。591Please respect copyright.PENANASYPqQlOBaJ
591Please respect copyright.PENANA3FYN0K2Tdb
Link:591Please respect copyright.PENANAVhsOJkmrXx
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio591Please respect copyright.PENANA6ag9Lv1CFj
591Please respect copyright.PENANAkGtqwHqGXs
591Please respect copyright.PENANAB3cY2NG37X
有興趣接收科學資訊的話,歡迎follow IG: potatopigtongue。591Please respect copyright.PENANAmELWLCJrhr
591Please respect copyright.PENANAnv5z89LZ3V
https://www.instagram.com/potatopigtongue/591Please respect copyright.PENANAsQxK1wUFRj
591Please respect copyright.PENANAW8GAGdQFAp
591Please respect copyright.PENANASA5o5rN8O8
Ref1:https://pubmed.ncbi.nlm.nih.gov/25210179/591Please respect copyright.PENANAmR8Xbvsyd2
Ref2:https://www.nature.com/articles/s41598-020-74651-3591Please respect copyright.PENANARajFik7uKa