Simple heat-assisted method for mRNA loading into empty lipid nanoparticles enables robust in vitro and in vivo delivery
Academic source · International Journal of Pharmaceutics
Source published:
Site published: 2026-11-03 · Updated: 2026-11-03
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What the paper reports
A post-loading method combined mRNA with preformed empty lipid nanoparticles using heat and acidic conditions, achieving roughly 90% encapsulation. The particles produced protein expression in mouse liver and spleen, although activity was slightly below conventional microfluidic formulations. Greater payload heterogeneity emerged as a potential limitation; the method supports 96-well preparation.
Why this paper is included
Simpler preparation could broaden screening access, while payload heterogeneity and potency must be assessed before scaling toward drug development.
The interpretation above is analysis, not a conclusion attributed to the original source.
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