Comparison of Immune Responses and Safety Profiles Following a Fourth Heterologous Dose (Second Booster) with mRNA-1273 in Individuals Previously Vaccinated with Two Doses of CoronaVac and a Booster Dose of Either AZD1222 or BNT162b2.

Spikevax (elasomeran) - Moderna

CoronaVac - Sinovac, Bio Farma Indonesia

Comirnaty (tozinameran) - Pfizer, BioNTech

Vaxzevria (ChAdOx1-S recombinant) - University of Oxford, Emergent Biosolutions, Jenner Institute, Barinthus Bio, AstraZeneca

http://www.ncbi.nlm.nih.gov/pubmed/42042823

Arthit Boonyarangkul; Auchara Tangsathapornpong; Kanassanan Pontan; Kanokporn Thongphubeth; Peera Jaru-Ampornpan; Phuntila Tharabenjasin; Pornumpa Bunjoungmanee; Sira Nanthapisal; Supattra Wanpen; Waraphon Fukpho; Yamonbhorn Neamkul

Apr 27, 2026