隨著時間的推進,武漢肺炎病毒亦變異出不同品種。1047Please respect copyright.PENANAlPBpAeR59m1047Please respect copyright.PENANAEnAo3KLIIV
1047Please respect copyright.PENANAkmBsI78tR4
陸續亦有研究發現,武肺變異品種其躲避疫苗或感染武肺最初版本抗體的能力有所增強。1047Please respect copyright.PENANAKcc9tLvWw7
1047Please respect copyright.PENANAqs7sAk7Kz0
1047Please respect copyright.PENANA4pDeF8Vc8H
(圖2)簡略來說,我們身體應對病毒入侵有著兩大招數,抗體及Cytotoxic T cell。1047Please respect copyright.PENANADn0PC74n041047Please respect copyright.PENANAhBnyICzATh
1047Please respect copyright.PENANAAll5hxUpIp
抗體其中之一的功用是能夠阻礙病毒進入人體細胞,使細胞免受病毒感染。1047Please respect copyright.PENANA9HjuVqORs0
1047Please respect copyright.PENANAHCXrKN3xLo
而Cytotoxic T cell其中之一的功用是殺滅已受病毒感染的細胞,情形如同是消防員前往滅火,把已發生的災害清除。1047Please respect copyright.PENANAyg8NmoX3h9
1047Please respect copyright.PENANAcUy91lltZy
1047Please respect copyright.PENANAKovIikA7Hf
(圖3)有研究拿取注射兩劑瑞輝人士三星期後的血液,發現抗體辨認武漢肺炎病毒(巴西變種)的能力約降低了三倍,但負責製造相應Cytotoxic T cell的能力,其沒有因為變種而有所減低。1047Please respect copyright.PENANAZZHiw6fV4N1047Please respect copyright.PENANAeCGEVSj35M
1047Please respect copyright.PENANAUbB5axMdCm
儘管抗體的辨認能力減弱,但這並非等於疫苗如同是廢了一樣,皆因抗體的數量亦是重要的指標,其數量足夠的話大可彌補辨認能力的缺失。1047Please respect copyright.PENANAm3BjkGuHAw
打個比喻來說,假設我們有20元在手,就算不小心丟掉了3元,還有17元在手,可足以購買10元的蘋果日報。1047Please respect copyright.PENANAxm8kVk82Cv
1047Please respect copyright.PENANAyA3saanr18
再加上疫苗促使的Cytotoxic T cell產生能力並沒有因變種而有所減弱,可見疫苗亦有其充足的防禦作用。1047Please respect copyright.PENANAjveN3L5CCh
1047Please respect copyright.PENANAD81qwXBeh9
至於輝瑞疫苗應對印度變種的相關研究結果,此研究並沒有作出探討。1047Please respect copyright.PENANA91HI4UqNfS
1047Please respect copyright.PENANARhclhRCctl
不過最令人費解的是,科興及國藥疫苗的第三期報告仍未在任何學術期刊中見到任何蹤影。1047Please respect copyright.PENANAuDnaaUpksV
1047Please respect copyright.PENANAqcW3XkMFtF
1047Please respect copyright.PENANA8xmkcjaNd5
1047Please respect copyright.PENANAH2Sv6v4CRt
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。1047Please respect copyright.PENANAha6R7R7qpA
1047Please respect copyright.PENANAhkd4QitmvF
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/toc1047Please respect copyright.PENANAvPgFtqoFzm
1047Please respect copyright.PENANAB68xx9LLG8
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。1047Please respect copyright.PENANA8sKQJK9P1E
1047Please respect copyright.PENANAa7aUBcAt1i
Link:1047Please respect copyright.PENANA4FKlmVR3Ny
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio1047Please respect copyright.PENANA5CqyVydZVp
1047Please respect copyright.PENANAM7yMIcLDLL
1047Please respect copyright.PENANAlY9c5TYPIB
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。1047Please respect copyright.PENANAQTNLsd1IsF
1047Please respect copyright.PENANABmkNNo0TKL
Ref1:https://immunology.sciencemag.org/content/6/59/eabj1750
1047Please respect copyright.PENANAdq9sjl1qvd