我們身體的各部份均是由細胞組成,眼睛晶片也自當然不例外。770Please respect copyright.PENANAObN6cyB7X0
但細胞裡頭有著各式各樣的細胞器官,例如負責製造能源的粒線體(mitochondria)、收藏DNA的細胞核(nucleus)等,它們顯然並不是透明的。770Please respect copyright.PENANAz3EYGR0HkW770Please respect copyright.PENANA6n8K6cqayR
究竟身體有甚麼方法可以製造透明且能讓光線通過的眼鏡晶片呢?770Please respect copyright.PENANAgLxtc6ClHE
770Please respect copyright.PENANAeHQuN64qkA
770Please respect copyright.PENANArEoBF7LCwi
770Please respect copyright.PENANAYQvOB6A04f
(圖2)答案很簡單,就是把那些細胞器官通通摧毀。770Please respect copyright.PENANAIZ5xUeKVNx770Please respect copyright.PENANAG3QgLwJwa5
770Please respect copyright.PENANAVEO9Rs438V
從圖中可見,晶片的外圍有著表皮細胞(Epithelial cells)以及纖維細胞(Fibre cells),唯獨是中間區域的細胞,它們的細胞器官均接近得消失得一乾二淨。770Please respect copyright.PENANAzffRVbKG4T
770Please respect copyright.PENANA15KXOXiblv
770Please respect copyright.PENANAcJPn0T4lmO
(圖3)有科學家利用班馬魚作動物模型,並將兩款細胞器官分別染成綠色及紅色。770Please respect copyright.PENANAVgeEaCxQ1J770Please respect copyright.PENANAnYB4OyLc4L
770Please respect copyright.PENANAjGOjmfrbiz
從圖中可見,直至班馬魚受精後約59小時左右,綠色及紅色均分別清晰可見及有著其獨特的分佈,表示兩款細胞器官非常健在。770Please respect copyright.PENANAhsQpBd6Iny
但在約60小時打後,紅色和綠色開始有著衰退的現象,亦即表示細胞器官開始逐漸被受摧毀。770Please respect copyright.PENANAIJnGDOTBwK
770Please respect copyright.PENANAMllCD3Doqz
770Please respect copyright.PENANAu9ewkxzgjW
(圖4)找出眼睛晶片的細胞器官被受摧毀的時段後,研究人員便著手進行一系列的實驗,770Please respect copyright.PENANAGxjTvVD3Pm
並發現名為plaat的蛋白質負責在細胞器官的外膜進行破壞,因而引發細胞器官摧毀的過程。770Please respect copyright.PENANAaO53XjCSeP770Please respect copyright.PENANAVLMwsxKKhx
770Please respect copyright.PENANA59Q7bpsl8E
圖中為班馬魚的眼睛晶片,可見因為缺乏plaat蛋白質的緣故,細胞器官沒能完整摧毀,其晶片亦變得相對上混濁及不透光,影像亦較為不清晰。770Please respect copyright.PENANAathztfpviX
770Please respect copyright.PENANAt8T5S29dDa
770Please respect copyright.PENANACIQPiRNbLN
(圖5)除班馬魚外,研究人員亦有利用老鼠進行實驗。770Please respect copyright.PENANAq7MRvYBwXw770Please respect copyright.PENANAKMQkLHAF4n
770Please respect copyright.PENANAbPgVigeWY8
跟班馬魚一樣,缺乏plaat蛋白質的老鼠眼睛晶片變得混濁及不透光,並影響視線。770Please respect copyright.PENANAehQVuyFfjh
770Please respect copyright.PENANAxgUyJ8L2CV
770Please respect copyright.PENANAaFot98qAkP
770Please respect copyright.PENANAKmNlOX3Gov
770Please respect copyright.PENANA6AMvdhogmk
770Please respect copyright.PENANAMnMnN3JYzh
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。770Please respect copyright.PENANALrwC6mKTVs
770Please respect copyright.PENANAgI4Tsw8GYf
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/toc770Please respect copyright.PENANADmm29O1bj1
770Please respect copyright.PENANAq698AN1DY9
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。770Please respect copyright.PENANAm6gAEgRywk
770Please respect copyright.PENANArQ8WKXCGNq
Link:770Please respect copyright.PENANAHLr60CPoCb
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio770Please respect copyright.PENANA9pRUBqTje4
770Please respect copyright.PENANAlq2KvN2F28
770Please respect copyright.PENANADVrSiVYQlp
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。770Please respect copyright.PENANAkyiCGYIV2I
770Please respect copyright.PENANAiiXzz0JYB0
Ref1:https://www.nature.com/articles/s41586-021-03439-w770Please respect copyright.PENANAoaLj1lidpa