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When is the third shot?

 Last Update: 2021-09-28
 Source: Internet
 Author: User

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blood type antibodies

neutralizing antibody assay

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When is the third shot? Expert: best 6 months after the second injection

When is the third shot? Expert: When should the third injection be given 6 months after the second vaccination? Expert: best 6 months after the second injection

"If conditions permit, the best time for the third shot is 6 months after the second shot, and the effect can be maintained for at least 9 months
.

" At the 2021 Zhongguancun Forum plenary meeting, Xie Xiaoliang, Professor Li Zhaoji, Peking University Said

Photocourtesy of Xie Xiaoliang, Professor Li Zhaoji, Peking University, the organizer of 2021 Zhongguancun Forum

Photo courtesy of the organizer of 2021 Zhongguancun Forum

Faced with the endless emergence of mutant strains of the new coronavirus, we have broken through the urgent situation of continuous infections
.

Xie Xiaoliang pointed out two ways to effectively prevent the spread of the virus.

He said that although the neutralizing antibody titer in the blood of the second shot of the new crown vaccine was significantly weakened within a few months, the immune memory in the body has not been lost; at the same time, the existing vaccine is a mutation of the "delta" that is now widespread.
The resistance of the strain is reduced, causing breakthrough infection
.

"But the third booster shot can still wake up the immune memory within 7 days even after the second shot of the inactivated vaccine 12 months later, and it can effectively resist the'Delta' mutant strain
.

" Xie Xiaoliang said

At the meeting, he also brought an exciting news, "Although the mutant strains completely invalidate a large part of the neutralizing antibodies, we have developed a full spectrum that is sufficient to resist all existing mutant strains.
Pairing) antibody drugs, which can effectively deal with new variants that may appear in the future
.

Xie Xiaoliang said that the production cost of this antibody drug is low and can be widely used
.

In addition, unlike vaccines, it does not cause an immune response, and can be degraded within a month or a few months in the human body.

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