{"id":139623,"date":"2021-10-14T10:14:16","date_gmt":"2021-10-14T14:14:16","guid":{"rendered":"https:\/\/antiguanewsroom.com\/?p=139623"},"modified":"2021-10-14T15:00:12","modified_gmt":"2021-10-14T19:00:12","slug":"moderna-or-pfizer-booster-works-better-for-people-vaccinated-with-jj-study","status":"publish","type":"post","link":"https:\/\/antiguanewsroom.com\/moderna-or-pfizer-booster-works-better-for-people-vaccinated-with-jj-study\/","title":{"rendered":"Moderna or Pfizer booster works better for people vaccinated with J&#038;J \u2013 study"},"content":{"rendered":"<div id=\"antig-1900520178\" class=\"antig-ecab antig-entity-placement\"><a href=\"https:\/\/discoverflow.co\/web\/antigua\" aria-label=\"ANU CVP Digital Broadband 1200x400_1\"><img src=\"https:\/\/mlavawteztbj.i.optimole.com\/w:1201\/h:401\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/11\/ANU-CVP-Digital-Broadband-1200x400_1-1.jpg\" alt=\"\"  srcset=\"https:\/\/mlavawteztbj.i.optimole.com\/w:1201\/h:401\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/11\/ANU-CVP-Digital-Broadband-1200x400_1-1.jpg 1201w, https:\/\/mlavawteztbj.i.optimole.com\/w:300\/h:100\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/11\/ANU-CVP-Digital-Broadband-1200x400_1-1.jpg 300w, https:\/\/mlavawteztbj.i.optimole.com\/w:1024\/h:342\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/11\/ANU-CVP-Digital-Broadband-1200x400_1-1.jpg 1024w, https:\/\/mlavawteztbj.i.optimole.com\/w:768\/h:256\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/11\/ANU-CVP-Digital-Broadband-1200x400_1-1.jpg 768w\" sizes=\"(max-width: 696px) 100vw, 696px\" width=\"1201\" height=\"401\"   \/><\/a><\/div><div id=\"antig-263864924\" class=\"antig-before-content antig-entity-placement\"><a href=\"https:\/\/www.facebook.com\/medicalbenefitsscheme\" aria-label=\"ce741a73-c70c-446b-af7f-da2abe2b62bb\"><img src=\"https:\/\/mlavawteztbj.i.optimole.com\/w:1200\/h:400\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2024\/12\/ce741a73-c70c-446b-af7f-da2abe2b62bb.jpeg\" alt=\"\"  srcset=\"https:\/\/mlavawteztbj.i.optimole.com\/w:1200\/h:400\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2024\/12\/ce741a73-c70c-446b-af7f-da2abe2b62bb.jpeg 1200w, https:\/\/mlavawteztbj.i.optimole.com\/w:300\/h:100\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2024\/12\/ce741a73-c70c-446b-af7f-da2abe2b62bb.jpeg 300w, https:\/\/mlavawteztbj.i.optimole.com\/w:1024\/h:341\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2024\/12\/ce741a73-c70c-446b-af7f-da2abe2b62bb.jpeg 1024w, https:\/\/mlavawteztbj.i.optimole.com\/w:768\/h:256\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2024\/12\/ce741a73-c70c-446b-af7f-da2abe2b62bb.jpeg 768w\" sizes=\"(max-width: 696px) 100vw, 696px\" width=\"1200\" height=\"400\"   \/><\/a><\/div><p>WASHINGTON,\u00a0United States\u00a0(AFP)\u2014 People who received Johnson &amp; Johnson\u2019s COVID-19 vaccine may benefit from a booster dose of Pfizer or Moderna, preliminary results of a US study published Wednesday showed.<\/p><div id=\"antig-995710504\" class=\"antig-content_5 antig-entity-placement\"><img src=\"https:\/\/mlavawteztbj.i.optimole.com\/w:771\/h:1080\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2026\/04\/quueens.jpeg\" alt=\"\"  srcset=\"https:\/\/mlavawteztbj.i.optimole.com\/w:771\/h:1080\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2026\/04\/quueens.jpeg 1143w, https:\/\/mlavawteztbj.i.optimole.com\/w:214\/h:300\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2026\/04\/quueens.jpeg 214w, https:\/\/mlavawteztbj.i.optimole.com\/w:732\/h:1024\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2026\/04\/quueens.jpeg 732w, https:\/\/mlavawteztbj.i.optimole.com\/w:768\/h:1075\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2026\/04\/quueens.jpeg 768w, https:\/\/mlavawteztbj.i.optimole.com\/w:771\/h:1080\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2026\/04\/quueens.jpeg 1097w\" sizes=\"(max-width: 696px) 100vw, 696px\" width=\"1143\" height=\"1600\"   \/><\/div>\n<p>The study, funded by the National Institutes of Health (NIH), was eagerly awaited in the United States because it looked at the possibility of \u201cmixing\u201d vaccines \u2014 using a different vaccine than the initial doses for the booster shot \u2014 which is not currently allowed in the country.<\/p>\n<p>The study was conducted on 458 adults who had been vaccinated with one of three US-approved brands (Pfizer, Moderna or J&amp;J) for at least 12 weeks.<\/p><div id=\"antig-2793233279\" class=\"antig-content_4 antig-entity-placement\"><a href=\"https:\/\/discoverflow.co\/web\/antigua\" aria-label=\"ANU CVP Digital Broadband 1200x400_1\"><img src=\"https:\/\/mlavawteztbj.i.optimole.com\/w:1201\/h:401\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/11\/ANU-CVP-Digital-Broadband-1200x400_1-1.jpg\" alt=\"\"  srcset=\"https:\/\/mlavawteztbj.i.optimole.com\/w:1201\/h:401\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/11\/ANU-CVP-Digital-Broadband-1200x400_1-1.jpg 1201w, https:\/\/mlavawteztbj.i.optimole.com\/w:300\/h:100\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/11\/ANU-CVP-Digital-Broadband-1200x400_1-1.jpg 300w, https:\/\/mlavawteztbj.i.optimole.com\/w:1024\/h:342\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/11\/ANU-CVP-Digital-Broadband-1200x400_1-1.jpg 1024w, https:\/\/mlavawteztbj.i.optimole.com\/w:768\/h:256\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/11\/ANU-CVP-Digital-Broadband-1200x400_1-1.jpg 768w\" sizes=\"(max-width: 696px) 100vw, 696px\" width=\"1201\" height=\"401\"   \/><\/a><\/div><div id=\"antig-3912366905\" class=\"antig-content_12 antig-entity-placement\"><img src=\"https:\/\/mlavawteztbj.i.optimole.com\/w:1320\/h:730\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2026\/02\/IMG_5614.jpg\" alt=\"\"  srcset=\"https:\/\/mlavawteztbj.i.optimole.com\/w:1320\/h:730\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2026\/02\/IMG_5614.jpg 1320w, https:\/\/mlavawteztbj.i.optimole.com\/w:300\/h:166\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2026\/02\/IMG_5614.jpg 300w, https:\/\/mlavawteztbj.i.optimole.com\/w:1024\/h:566\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2026\/02\/IMG_5614.jpg 1024w, https:\/\/mlavawteztbj.i.optimole.com\/w:768\/h:425\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2026\/02\/IMG_5614.jpg 768w, https:\/\/mlavawteztbj.i.optimole.com\/w:696\/h:385\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2026\/02\/IMG_5614.jpg 696w\" sizes=\"(max-width: 696px) 100vw, 696px\" width=\"1320\" height=\"730\"   \/><\/div>\n<p>These three groups were each divided into three new groups to receive one of the available vaccines as a booster. The nine groups consisted of about 50 people each.<\/p><div id=\"antig-604089790\" class=\"antig-content antig-entity-placement\"><a href=\"https:\/\/www.antiguabarbudaculinarymonth.com\/\" aria-label=\"culinary\"><img src=\"https:\/\/mlavawteztbj.i.optimole.com\/w:1920\/h:843\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/04\/culinary-scaled.jpg\" alt=\"\"  srcset=\"https:\/\/mlavawteztbj.i.optimole.com\/w:1920\/h:843\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/04\/culinary-scaled.jpg 2560w, https:\/\/mlavawteztbj.i.optimole.com\/w:300\/h:132\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/04\/culinary-scaled.jpg 300w, https:\/\/mlavawteztbj.i.optimole.com\/w:1024\/h:450\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/04\/culinary-scaled.jpg 1024w, https:\/\/mlavawteztbj.i.optimole.com\/w:768\/h:337\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/04\/culinary-scaled.jpg 768w, https:\/\/mlavawteztbj.i.optimole.com\/w:1536\/h:675\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/04\/culinary-scaled.jpg 1536w, https:\/\/mlavawteztbj.i.optimole.com\/w:1920\/h:842\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/04\/culinary-scaled.jpg 2048w\" sizes=\"(max-width: 696px) 100vw, 696px\" width=\"2560\" height=\"1124\"   \/><\/a><\/div>\n<div id=\"antig-698784095\" class=\"antig-content\"><\/div>\n<div id=\"antig-790305459\" class=\"antig-before-youtube-ads socialMedia\"><\/div>\n<p>Researchers then analyzed antibody levels 15 days after the booster shot.<\/p>\n<p>For people originally inoculated with J&amp;J, antibody levels were four times higher after a J&amp;J booster, 35 times higher after a Pfizer booster and 76 times higher after a Moderna booster.<\/p><div id=\"antig-2494714529\" class=\"antig-content_2 antig-entity-placement\"><a href=\"https:\/\/www.courts.com\/antigua\/\" aria-label=\"IMG_0783\"><img src=\"https:\/\/mlavawteztbj.i.optimole.com\/w:500\/h:500\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2021\/03\/IMG_0783.png\" alt=\"\"  srcset=\"https:\/\/mlavawteztbj.i.optimole.com\/w:500\/h:500\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2021\/03\/IMG_0783.png 500w, https:\/\/mlavawteztbj.i.optimole.com\/w:300\/h:300\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2021\/03\/IMG_0783.png 300w, https:\/\/mlavawteztbj.i.optimole.com\/w:150\/h:150\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2021\/03\/IMG_0783.png 150w\" sizes=\"(max-width: 500px) 100vw, 500px\" width=\"500\" height=\"500\"   \/><\/a><\/div>\n<div id=\"antig-1589935027\" class=\"antig-content_2\"><\/div>\n<p>And antibody levels for those who had originally received Moderna shots were higher \u201cirrespective of the booster vaccine administered,\u201d when compared with those who had initially received Pfizer or J&amp;J, the study said.<\/p>\n<p>Additionally, \u201cno safety concerns were identified\u201d after booster doses were administered, it found.<\/p><div id=\"antig-4214070822\" class=\"antig-content_3 antig-entity-placement\"><a href=\"https:\/\/www.courts.com\/antigua\/\" aria-label=\"IMG_1115\"><img src=\"https:\/\/mlavawteztbj.i.optimole.com\/w:864\/h:1080\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2021\/04\/IMG_1115.jpeg\" alt=\"\"  srcset=\"https:\/\/mlavawteztbj.i.optimole.com\/w:864\/h:1080\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2021\/04\/IMG_1115.jpeg 1080w, https:\/\/mlavawteztbj.i.optimole.com\/w:240\/h:300\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2021\/04\/IMG_1115.jpeg 240w, https:\/\/mlavawteztbj.i.optimole.com\/w:819\/h:1024\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2021\/04\/IMG_1115.jpeg 819w, https:\/\/mlavawteztbj.i.optimole.com\/w:768\/h:960\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2021\/04\/IMG_1115.jpeg 768w\" sizes=\"(max-width: 696px) 100vw, 696px\" width=\"1080\" height=\"1350\"   \/><\/a><\/div>\n<div id=\"antig-515899856\" class=\"antig-content_3\"><\/div>\n<p>The study, which has not yet been peer-reviewed, has several limitations, however.<\/p><div id=\"antig-137822786\" class=\"antig-content_6 antig-entity-placement\"><a href=\"https:\/\/discoverflow.co\/web\/antigua\" aria-label=\"ANU CVP Digital Broadband 1200x400_1\"><img src=\"https:\/\/mlavawteztbj.i.optimole.com\/w:1201\/h:401\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/11\/ANU-CVP-Digital-Broadband-1200x400_1-1.jpg\" alt=\"\"  srcset=\"https:\/\/mlavawteztbj.i.optimole.com\/w:1201\/h:401\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/11\/ANU-CVP-Digital-Broadband-1200x400_1-1.jpg 1201w, https:\/\/mlavawteztbj.i.optimole.com\/w:300\/h:100\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/11\/ANU-CVP-Digital-Broadband-1200x400_1-1.jpg 300w, https:\/\/mlavawteztbj.i.optimole.com\/w:1024\/h:342\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/11\/ANU-CVP-Digital-Broadband-1200x400_1-1.jpg 1024w, https:\/\/mlavawteztbj.i.optimole.com\/w:768\/h:256\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2025\/11\/ANU-CVP-Digital-Broadband-1200x400_1-1.jpg 768w\" sizes=\"(max-width: 696px) 100vw, 696px\" width=\"1201\" height=\"401\"   \/><\/a><\/div>\n<p>The number of participants was small, and the immune response could evolve over time, beyond the 15 days observed during the study.<\/p>\n<p>\u201cImportant not to get too carried away with the findings,\u201d tweeted Peter Hotez, a professor at Baylor College of Medicine.<\/p>\n<p>Results from trials on a second J&amp;J booster shot conducted by the company itself were \u201cimpressive,\u201d he said.<\/p>\n<p>The NIH study should fuel discussions by a US Food and Drug Administration (FDA) expert committee, which is scheduled to consider applications for a booster dose from Moderna and J&amp;J on Thursday and Friday, respectively.<\/p>\n<p>A booster from Pfizer has already been approved in the United States for certain populations, such as people aged 65 or older, adults with high-risk medical conditions and those in jobs where they are frequently exposed to the coronavirus.<\/p>\n<div id=\"antig-1044103361\" class=\"antig-after-first-paragraph\">\n<h5><\/h5>\n<\/div>\n<div id=\"antig-2900601185\" class=\"antig-in-comments_2 antig-entity-placement\"><a href=\"https:\/\/www.facebook.com\/@hadeedmotorsltd\" aria-label=\"Hadeed_WEB_Banner_MG-2\"><img src=\"https:\/\/mlavawteztbj.i.optimole.com\/w:1000\/h:250\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2024\/12\/Hadeed_WEB_Banner_MG-2.png\" alt=\"\"  srcset=\"https:\/\/mlavawteztbj.i.optimole.com\/w:1000\/h:250\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2024\/12\/Hadeed_WEB_Banner_MG-2.png 1000w, https:\/\/mlavawteztbj.i.optimole.com\/w:300\/h:75\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2024\/12\/Hadeed_WEB_Banner_MG-2.png 300w, https:\/\/mlavawteztbj.i.optimole.com\/w:768\/h:192\/q:mauto\/f:best\/https:\/\/antiguanewsroom.com\/wp-content\/uploads\/2024\/12\/Hadeed_WEB_Banner_MG-2.png 768w\" sizes=\"(max-width: 696px) 100vw, 696px\" width=\"1000\" height=\"250\"   \/><\/a><\/div>","protected":false},"excerpt":{"rendered":"<p>WASHINGTON,\u00a0United States\u00a0(AFP)\u2014 People who received Johnson &amp; Johnson\u2019s COVID-19 vaccine may benefit from a booster dose of Pfizer or Moderna, preliminary results of a US study published Wednesday showed. The study, funded by the National Institutes of Health (NIH), was eagerly awaited in the United States because it looked at the possibility of \u201cmixing\u201d vaccines [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":139624,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7],"tags":[],"class_list":["post-139623","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-regional"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.1 (Yoast SEO v24.1) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Moderna or Pfizer booster works better for people vaccinated with J&amp;J \u2013 study - Antigua News Room<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/antiguanewsroom.com\/moderna-or-pfizer-booster-works-better-for-people-vaccinated-with-jj-study\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Moderna or Pfizer booster works better for people vaccinated with J&amp;J \u2013 study\" \/>\n<meta property=\"og:description\" content=\"WASHINGTON,\u00a0United States\u00a0(AFP)\u2014 People who received Johnson &amp; Johnson\u2019s COVID-19 vaccine may benefit from a booster dose of Pfizer or Moderna, preliminary results of a US study published Wednesday showed. 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