COVID-19: Why would blood type matter?

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In the past few weeks, 2 questions have been popping up:

  1. Is there a connection between coronavirus SARS-2/COVID-19 and blood types?
  2. Why?

Let’s assume for a minute that there is something to this:

In the case of malaria, we have after all seen an advantage of O and disadvantage of A:

The issue:

In the case of malaria, transmission appears to be essential and different from SARS-2.

Blood type O conveys protection against malaria because RIFIN, a protein secreted by parasites, bonds weakly with type O blood cells while strongly linking to type A.

Now we have learned the following:

Blood clotting is less frequent in people with blood type O.

This is only a possibility.

So how about the Rh factor?

Could this be related to transport in blood?

In Rh negatives, harmful substances seem to be transported differently.

Please continue here…

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30 Comments

  1. Robin May 1, 2020 Reply
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