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以狩猎为主题的花园花瓶设计-保罗·埃格尔
~ Design for a Garden Vase with Hunting Theme (ca. 1740) --Paul Egell (德国艺术家, 1691-1752)
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新型冠状病毒SARS 2019冠状病毒疾病影像7号-国家过敏和传染病研究所
-Coronavirus disease 2019 (COVID-19).
Colorized scanning electron micrograph of a cell (green) infected with SARS-COV-2 virus particles (purple), isolated from a patient sample. Image captured at the NIAID Integrated Research Facility (IRF) in Fort Detrick, Maryland.
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新型冠状病毒2019冠状病毒疾病影像学研究所-国家过敏和传染病研究所
-Coronavirus disease 2019 (COVID-19).
Colorized scanning electron micrograph of an apoptotic cell (blue) heavily infected with SARS-COV-2 virus particles (yellow), isolated from a patient sample. Image captured at the NIAID Integrated Research Facility (IRF) in Fort Detrick, Maryland.