next slide. the next concept, and that gets to the booster. the booster mrna immunization increases antibody titers by at least tenfold. these are data from moderna, but pfizer has announced very similar data. the bottom line is, if you look first at the left panel, the first column is looking at the antibody titers just before the third dose and then 15 days after the third dose is shown right next to it that says d15. as you can see, a remarkable increase in titers against the 614g, the b1351, the p.1 and the pfizer data which you would suspect to be similar to the moderna, is also against the delta variant. you get a dramatic increase in