Scientists from Flinders University in Adelaide, Australia have reported that they have been able to isolate the cause of the rare adverse event known as VITT (vaccine-induced immune thrombocytopenia and thrombosis) that was associated with the adenovirus-based COVID vaccines. The immune system of a small number of people can confuse the adenovirus protein with a certain blood protein, triggering a clotting antibody. Modifying or removing the adenovirus protein should be able to remove this risk entirely.

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