antibody tighters when you do a third immunization dose. last slide. so in summary, the current immunological data that indicate that antibody levels decline over time, higher levels of antibody are associated with a higher level of efficacy, higher levels of antibody may be required to protect against delta and, as i showed you on this former slide, a booster mrna immunization increases antibody titers by multiple-fold. all of this support the use of a third booster mrna immunization to increase the overall level of protection. we ll go back to you now, jeff. thank you drs. murthy, fauci and walensky. i want to be clear the president s whole-of-government vaccination effort is ready to get every american who needs one
third immunization dose. last slide. and so in summary, the current data that indicate that antibody levels decline over time, higher levels are associated with a higher level of efficacy. higher levels of antibody may be required to protect against delta. and a booster mrna immunization increases antibody titers by multiple fold. all of this supports the use of a third booster mrna immunization to increase the overall level of protection. back to you now, jeff. thank you. i want to be clear the whole effort is ready to get every american that needs one a booster shot.