高強度的紫外光、高溫高壓無氧氣,單憑字面來看已經感受到其強大的破壞力,究竟地球上還有沒有生物可以在這嚴峻的環境生存得到?283Please respect copyright.PENANAodfYp2SNJd
283Please respect copyright.PENANAPFXqTp0irw
283Please respect copyright.PENANAxC4gy3dQHJ
水熊蟲(Water Bears),就是其中一種能夠活下來的生物。283Please respect copyright.PENANAMuOnsjbYli
283Please respect copyright.PENANA4d5baN07ow
(圖2)水熊蟲是約長0.5-1mm的小型動物,屬於緩步動物科,約有1300隻品種。283Please respect copyright.PENANAS4xNDckSvb
283Please respect copyright.PENANAliq1d0QHZZ
283Please respect copyright.PENANABOb5PF79E7
牠們大多聚居在潮濕土壤及青苔裡頭,深海裡頭亦能找到牠們的蹤影,甚至在太空環境亦能生存得到,生命力非常頑強。283Please respect copyright.PENANAgAwNfvjKsW
283Please respect copyright.PENANAyY3GbzqHzw
(圖3)最近有科學家發現(Fig1),某品種對紫外光呈高抗性的水熊蟲品種,會在紫外光照射底下發出藍光。283Please respect copyright.PENANAXfQ1TRCnlD
283Please respect copyright.PENANAPjzefqtkWr
283Please respect copyright.PENANAj7J3XaFKTR
283Please respect copyright.PENANANeXISqH5hz
他們亦嘗試抽取水熊蟲水溶性的部份,發覺裡頭的色素能夠有效為其他低紫外光抗性的水熊蟲及其他蟲類抵擋紫外光帶來的殺傷力。283Please respect copyright.PENANA7T3oZdwgA9
283Please respect copyright.PENANAlYm4Zy6AVK
除水熊蟲外,鸚鵡在紫外光下均會發出螢光,但會否為牠們帶來紫外線的抵抗力還是疑問。283Please respect copyright.PENANAoXYXk83FnR
而水熊蟲這種抵禦紫外角的色素科學結構,還需進一步的研究才能確立。283Please respect copyright.PENANAzIDKxZfDjp
283Please respect copyright.PENANADl1YYz3gMF
283Please respect copyright.PENANAEGQ2gQTGeq
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。283Please respect copyright.PENANAbnBoGK0Poy
283Please respect copyright.PENANATEjDuUrRXU
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/toc283Please respect copyright.PENANAAEz5W4kFQ2
283Please respect copyright.PENANArOJQDgUuXR
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。283Please respect copyright.PENANAkbISvQqB0v
283Please respect copyright.PENANABLK1emGYEK
Link:283Please respect copyright.PENANAzWiZtxblQJ
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio283Please respect copyright.PENANAOrpd19LrF7
283Please respect copyright.PENANAidW5CHxWpM
283Please respect copyright.PENANA9M5tvnzrSP
有興趣接收科學資訊的話,歡迎follow IG: potatopigtongue。283Please respect copyright.PENANAK29y7Ix5ax
Ref1:https://royalsocietypublishing.org/doi/10.1098/rsbl.2020.0391283Please respect copyright.PENANA2vhRcxZmCv