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Dual pKa Lipid Nanoparticles for Lung-tropic mRNA Delivery and pH-Programmed Endosomal Escape

Academic source · Advanced science (Weinheim, Baden-Wurttemberg, Germany)

Source published: 2026-09-09

Site published: 2026-11-03 · Updated: 2026-11-03

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What the paper reports

The study introduces an ionizable lipid with two apparent ionization transitions that persist after nanoparticle formulation. Following intravenous administration, the particles favored pulmonary mRNA expression and improved outcomes in an experimental acute lung inflammation model. Simulations linked protonation states to membrane interactions. The work provides a mechanistic design hypothesis, with selectivity and tolerability established only in the tested preclinical settings.

Why this paper is included

Links ionization behavior to lung expression and intracellular release; mechanistic simulations and mouse efficacy require broader validation before translation.

The interpretation above is analysis, not a conclusion attributed to the original source.

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