moderately significantp < 0.01
The mRNA‐MHCS‐LNPs stored at 4°C showed a moderately significant ( p < 0.01, two‐way ANOVA) decrease in encapsulation efficiency from Day 0 (95.13%) to Day 30 (91.15%), and the mRNA‐MHCS‐LNPs stored at −20°C showed no significant mRNA leakage during the storage period (Figure 3c ).