COVID-19 Could IgG4 response lead to a lack of immune response to C-19? By Nooows.com MVP Posted on January 8, 2023 Share Tweet Share Share Email Comments What’s your Reaction?LeftNeutralRight Booster antibody follow up. What’s your Reaction?LeftNeutralRight Related Items:covid-19, mRNA Share Tweet Share Share Email Recommended for you Dr John Campbell & Professor Robert Clancy On The Curious Tale Of Hydroxychloroquine Turbo Cancers Up Since Early 2021 Joe Rogan Losing Patience with Joe Biden who lost Patience with the Unvaccinated… Click to comment You must be logged in to post a comment Login Leave a Reply Cancel replyYou must be logged in to post a comment.