The IgG4 issue may well explain immune impairment and increased susceptibility to Covid. I started looking into IgG4 yesterday as it was new to me. Appears to be involved in fibrosis of lung and pancreas, and immune responses to some parasites and I need to learn about this. It’ll be a few days before a post is ready.

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Dec 28, 2022Liked by Jean Marc Benoit MD

How about the "class switch" print study in Science Immunology that has really set the cat among the pigeons. This is a one two punch for the vax from the Cleveland Clinic and now the "immune tolerance" study from Germany. It doesn't look good for the immune systems of the injected.

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