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Us announces new coronavirus of covid-19 without PS photo: like Sausage Pizza

via:驱动之家     time:2020/4/19 13:00:30     readed:460

Covid-19 new coronavirus has infected 2.2 million people in the world, and more than 700000 people in the United States have been diagnosed, which is the largest in the world. What does the new coronavirus look like? CDC recently released the original virus image from the first case in the United States, which looks like a small sausage pizza.

美国公布COVID-19新冠病毒未PS照:像香肠披萨

A new crown virus is a RNA virus, very small, the previous pictures to let everyone see clearly, in fact, are processed,Now the virus photo released in the United States is the real body found through the electron microscope. The blue object in the picture above is the new coronavirus The official number is SARS-COV2,COVID-19 the name of the disease SARS-COV2 the infection.

Of course, the virus itself is not blue. The above picture is for better differentiation. The real original picture of the electron microscope is the following picture:

美国公布COVID-19新冠病毒未PS照:像香肠披萨

The little black spots inside, like ladybug, are sars-cov2 virus. They are so small that they can't be found by ordinary optical microscope. Only electronic microscope can be used.

In the world, the test of new coronavirus is a problem. Why not use electron microscope to identify it? Forbes quoted experts as saying,Because it's too expensive, the top-level electron microscope costs more than $1 million, which most medical institutions don't have.

In addition, even if it can be bought, the electron microscope can only be used by specially trained people. Even if this is not a problem, because there are many kinds of new coronavirus, scientists may not be able to identify accurate images of sars-cov2 virus.

Before that, the new coronavirus pictures you saw were mainly color photos published by lancet magazine, as follows:

美国公布COVID-19新冠病毒未PS照:像香肠披萨

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