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Blood group A and AB coronavirus infections are more likely to be hospitalized with severe symptoms and more likely to be ventilated, he said. Miklós Rusvai virologist on Friday on the current channel M1, according to an MTI report.
According to the expert, this is because the virus can adhere to the so-called blood group A antigens on the surface of red blood cells in a slightly modified way in the epithelial cells of the lungs, the respiratory surface, thus causing a greater attack surface.
Blood type 0 is the most protected in this regard, it does not have such blood group A antigen.
Added.
He also spoke about the fact that although there are many mutations in the coronavirus, there is no marked change in the spike protein of the virus that would not be protected against antibodies already developed due to vaccines.
He believed that the fact that each European country defends differently is natural, because the wave of epidemics is different, countries are out of sync. As an example, he mentioned that they are already relaxing in the UK, while the epidemic in Hungary is at the peak of the third wave.
In relation to pregnant women, he said, the virus does not harm the fetus, but is affected, for example, by a high maternal fever and, in the case of pneumonia, lower levels of oxygen in the mother’s body. They can also reduce the capacity of the fetus. oxygen supply. In severe cases, this can lead to miscarriage, he added.
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