Coronavirus is a kind of virus widely existing in nature. It is the largest known RNA virus in the genome and is named coronavirus, as its form is similar to the crown under the electron microscope. Coronavirus only infects vertebrates and is related to many diseases of humans and animals. It can cause respiratory tract, digestive tract, and nervous system diseases of humans and animals.
2.冠状病毒有什么样的理化特性?
2. What are the physical and chemical characteristics of the coronavirus?
冠状病毒对热敏感,56℃30分钟、乙醚、75%乙醇、含氯消毒剂、过氧乙酸和氯仿等脂溶剂均可有效灭活病毒。
Coronavirus is sensitive to heat and can be effectively inactivated by 56 ℃ for 30 minutes, ethyl ether, 75% ethanol, chlorine-containing disinfectant, peracetic acid, and chloroform.
3.可感染人的冠状病毒有哪些?
3. What are the coronaviruses that can infect people?
迄今为止,除新型冠状病毒外,共发现6种可感染人类的冠状病毒(HCoV-229E、HCoV-OC43、SARS-CoV、HCoV-NL63、
HCoV-HKU1和MERS-CoV)。其中4种在人群中较为常见,致病性较低,一般仅引起类似普通感冒的轻微呼吸道症状。另外2种是我们熟知的SARS (严重急性呼吸道综合征) 冠状病毒和MERS (中东呼吸综合征) 冠状病毒。
So farI in addition to the new coronavirus, we have found six kinds of coronaviruses such like HCoV-229E, HCoV-OC43, SARS-CoV, HCoV-NL63, HCoV-HKU1, and MERS-CoV that can infect humans. Four of them are common in the population, with low pathogenicity, generally only causing mild respiratory symptoms similar to the common cold. The other two are well-known SARS (Severe Acute Respiratory Syndrome) coronaviruses and MERS (Middle East Respiratory Syndrome) coronaviruses.
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