Home » World » New Coronary Pneumonia: What is the “human body challenge”? Why is it controversial? -BBC News Chinese

New Coronary Pneumonia: What is the “human body challenge”? Why is it controversial? -BBC News Chinese


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The new crown epidemic is the same as other pandemics in history that come and go quietly. If nothing happens, it will eventually be subdued by humans and be subdued by vaccines and drugs. This usually means that under a setting with limited resources and time constraints , To develop a variety of safe and effective vaccines, specific drugs, and appropriate treatment plans for the current epidemic viruses.

In February 2021, the British government approved the launch of a human challenge test for the new crown virus. The purpose is to determine the minimum amount of virus that causes infection and the response of the human immune system to the virus, thereby revealing the attack of the new crown virus on the human body. Details provide clues and basis for the development of new crown vaccines and specific drugs.

You must know yourself and your opponent on the battlefield, and the same is true for dealing with viruses, as explained by Chris Chiu, an infectious disease expert at Imperial College London who presided over the operation of the project.

Human challenge is one of many medical research methods. It has a history of more than two hundred years. It once played a key role in the treatment and vaccine development of malaria, typhoid fever, cholera, and influenza. It was once criticized and is still controversial.

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