注射武肺疫苗的主要目的,就是誘導身體產生對抗武肺病毒的抗體。303Please respect copyright.PENANAzvA8dpRl1M
303Please respect copyright.PENANATtmeuXD8Ct
303Please respect copyright.PENANAS42OfHKcie
但身體製造抗體需時,而且免疫系統薄弱的人士亦有可能沒法製造足夠數量的抗體。在這層面上,直接注射人造抗體的話,便能免去這兩道隱憂。303Please respect copyright.PENANAQgEJDp8vUq
303Please respect copyright.PENANAN1DaQK46qg
(圖2)從圖中所見,檢測者身體含有武肺抗體的話,身體的病毒數量相對上亦會較少,反之亦然。303Please respect copyright.PENANAYc2AMUTb0f
303Please respect copyright.PENANANplfjD1Zsu
303Please respect copyright.PENANAMdwd5q0Ed5
可見病毒數量與體內抗體含量有著反比的關係。303Please respect copyright.PENANAVlYAr6uvt6
303Please respect copyright.PENANA7LR9BkCaUv
(圖3)現今有一推斷,體內武肺病毒數量越多的話,出現重症的機會亦會相繼增加。303Please respect copyright.PENANAFqWskGG7ta
303Please respect copyright.PENANA5gQSJkC85p
303Please respect copyright.PENANAuPlxkOdNPk
針對這一點,REGN公司進行臨床測試,為武肺患者注射兩款武肺人造抗體303Please respect copyright.PENANAj7jPLsqkzg
casirivimab (REGN10933) 和imdevimab (REGN10987),303Please respect copyright.PENANAQMbhK4Zw0y
觀察能否透過注射人造抗體來減低體內病毒的數量(Ref1)。303Please respect copyright.PENANAYW54L08hYt
303Please respect copyright.PENANAO1JMbkbgqI
(圖4)分別往測試者注射安慰劑(灰線)、2g人造抗體(藍線)和8g人造抗體(綠線)後,可以見得到接受人造抗體注射的人士,其病毒在體內的下降速度比注射安慰劑的來得更快。303Please respect copyright.PENANAbedUsSQjP2
303Please respect copyright.PENANAO0vUHxMPIY
303Please respect copyright.PENANAiponIfOL9w
(圖5)但若然在注射前已被驗出擁有武肺抗體的話,額外的人造抗體注射並不會導致病毒有顯著的加快下跌(右圖);這有可能是體內的抗體本身已足夠應付現況。303Please respect copyright.PENANAFXbAP6ODlv
303Please respect copyright.PENANAUNbeEj0TBH
303Please respect copyright.PENANAZkRMM42azU
303Please respect copyright.PENANAnSIUWKRT1n
(圖6)值得留意的是,本身病毒數量越多的話,人造抗體所促使的病毒量下跌效果便會越見明顯。303Please respect copyright.PENANAjabkxKQCRK
303Please respect copyright.PENANAnUw8sF3Fhj
303Please respect copyright.PENANA6KI4QBkfFO
亦即是代表當體外病毒數量超過某一定數量的時候,體內自身的抗體便會未能足以應付現況,而此時候所注射的人造抗體便會派上用場。303Please respect copyright.PENANAGPH1BWAPiL
303Please respect copyright.PENANA3hKJpmoBwD
(圖7)人造抗體注射後的第28日,其濃度亦相對非常穩定,能給予注射人士一道保護時間。303Please respect copyright.PENANAYYTsW25CTN
303Please respect copyright.PENANA2XAYqwBrQK
303Please respect copyright.PENANA1Itb1ZykBN
303Please respect copyright.PENANALIFgiiSMK9
人造抗體雖能加快病毒下降的速度,但能否預防重症這一方面並未有充份證據支持。303Please respect copyright.PENANA1tkA344btO
303Please respect copyright.PENANAjOir3gTEhk
而當患者已出現嚴重症狀後,注射人造抗體能否緩和或解決症狀亦是相當成疑。303Please respect copyright.PENANAjb1kjZkX9J
303Please respect copyright.PENANAWDGVn3RGo4
但無論如何,若然想達到在短時間內減低體內病毒的數量,人造抗體相信是其中一道的選擇。303Please respect copyright.PENANAKwISjzLMZ2
303Please respect copyright.PENANAabftnR4xbJ
303Please respect copyright.PENANARF7JdWnC0Q
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。303Please respect copyright.PENANAbUfVbcmn3K
303Please respect copyright.PENANAFMsqLDJX8M
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/toc303Please respect copyright.PENANAoa6u3894Ki
303Please respect copyright.PENANAbuFkidCmJw
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。303Please respect copyright.PENANAjACiVCqjl1
303Please respect copyright.PENANA1obMFXBBRY
Link:303Please respect copyright.PENANAVtTLx9f7CY
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio303Please respect copyright.PENANA8aK9pkL24K
303Please respect copyright.PENANAZuqqCJp1uE
有興趣接收科學資訊的話,歡迎follow IG: potatopigtongue。303Please respect copyright.PENANA7aeJlJWY7m
303Please respect copyright.PENANANjlnUtxv5L
https://www.instagram.com/potatopigtongue/303Please respect copyright.PENANAuYYqY4vZkJ
303Please respect copyright.PENANAeJnZzANyWL
303Please respect copyright.PENANAts6vaqn6xx
Ref1:https://www.nejm.org/doi/full/10.1056/NEJMoa2035002303Please respect copyright.PENANA0sLLYiel7L