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描述 |
English: An electron micrograph of an Ebola viral particle showing the characteristic filamentous structure of a Filoviridae. The viral filaments can appear in images in various shapes including a 'u', '6', a coil, or branched resulting in pleomorphic particles. The filaments are reported to be between 60-80 nm in diameter, the length of a filament associated with an individual viral partial is extremely variable with Ebola particles of up to 14,000 nm in length being reported. An average length, which may represent the most infectious particles is in the region of 1000 nm.
The first electronmicrograph of Ebola was 13 October 1976 by Dr. F.A. Murphy, now at UC Davis, who was then working at the CDC. The nucleocapsid structure consists of a central channel, 20-30nm in diameter, surrounded by helically wound capsid with a diameter of 40-50nm and an interval of 5nm. 7nm glycoprotein spikes spaced 10 nm apart from each other are present within the outer envelope of the virus which is derived from the host cell membrane. Each viral particle contains one molecule of single-stranded, negative-sense RNA, which encodes the seven viral proteins.(波兰文) 中文:
Source: CDC
|
日期 | 1976 |
来源 | This media comes from the Centers for Disease Control and Prevention's Public Health Image Library (PHIL), with identification number #1833. |
作者 | CDC/ Dr. Frederick A. Murphy |
许可 (二次使用本文件) |
本作品是由美国联邦政府的官员或雇员基于其个人公务目的制作;根据美国法典第17篇第1章第105条(17 U.S. Code § 105),本作品在美国属于公有领域。 |
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