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EXP000739

Paper

LipoParticles: Lipid-Coated PLA Nanoparticles Enhanced In Vitro mRNA Transfection Compared to Liposomes (2021)

Peptide

LAH4-L1

Sequence: KKALLAHALHLLALLALHLAHALKKA

RNA

mRNA (also plasmid DNA in secondary experiments)

All experiment fields

Experiment Id EXP000739
Paper LipoParticles: Lipid-Coated PLA Nanoparticles Enhanced In Vitro mRNA Transfection Compared to Liposo
Peptide LAH4-L1
Delivery Success Class no
In Vivo Flag no
Uptake Confirmed yes
Label Confidence high
In Vitro Functional Effect yes
Endosomal Escape Evidence
Peptide Concentration
Rna Concentration 90 ng mRNA per well (in vitro)
Mixing Ratio mRNA:LAH4-L1 = 1:20 (w/w) typical; optimized down to 1:5
Formulation Format pLbL-formulated LipoParticles (lipid-coated PLA nanoparticles)
Formulation Components PLA nanoparticle core + DSPC/DOTAP lipid coat + mRNA + LAH4-L1 peptide
Size Nm 300.00
Zeta Mv 44.00
Model Scope in_vitro
Model Type in vitro
Cell Lines Or Primary Cells HeLa; DC2.4 dendritic cells
Animal Model
Administration Route Cell incubation
Output Type Reporter protein expression and transfection efficiency
Output Value Robust luciferase and eGFP expression; LP > liposomes
Output Units
Output Notes Endosomal escape via histidine-rich LAH4-L1; pH-dependent proton sponge mechanism
Toxicity Notes Significant toxicity in DC2.4 at high peptide ratios; mitigated by lowering peptide content
Curation Notes