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Bird flu's human-attack pathway 禽流感發病原理
« on: Mar 24th, 2006, 11:01pm » |
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22/3/06 New Scientist 英國《新科學家》雜誌 荷蘭和日本的科學家分別發現,H5N1病毒和一般人類流感病毒不同,較難粘附在人類上呼吸道(如鼻、喉等)的細胞壁上,因此較難感染人類或者在人類之間傳播。H5N1病毒較容易粘附在人類肺部深處的肺泡 細胞和肺泡巨噬細胞表面,引發嚴重肺炎。 Bird flu's human-attack pathway revealed 18:00 22 March 2006 NewScientist.com news service Debora MacKenzie Two separate research groups have independently discovered why the H5N1 bird flu virus causes lethal pneumonia in people, but is – so far – hard for people to catch. In the process, they have found a way to predict which mutations might make the virus more contagious, and potentially become a pandemic strain. To date, confirmed human deaths from the disease stand at 103 worldwide.
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