Fig. 1From: Bivalent mRNA vaccine effectiveness against SARS-CoV-2 variants of concern Characterization of mRNA and mRNA-LNPs. A Schematic diagram depicts the mRNA synthesis steps. BÂ Gel electrophoresis assay. mRNA-LNPs were run in the 1X TE buffer. Naked mRNAs served as the negative control. CÂ Cryo-TEM images illustrate the structure of mRNA-LNPs. DÂ Summary table shows the molar ratio and physiochemical characterization of mRNA-LNPsBack to article page