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EXP000629

Paper

Systemic siRNA delivery to tumors by cell-penetrating α-helical polypeptide-based metastable nanoparticles (2018)

Peptide

PVBLG-8

Sequence: polypeptide (exact sequence not disclosed)

RNA

siRNA

All experiment fields

Experiment Id EXP000629
Paper Systemic siRNA delivery to tumors by cell-penetrating α-helical polypeptide-based metastable nanopar
Peptide PVBLG-8
Delivery Success Class no
In Vivo Flag no
Uptake Confirmed yes
Label Confidence high
In Vitro Functional Effect yes
Endosomal Escape Evidence yes
Peptide Concentration PVBLG-8/siRNA w/w up to 20
Rna Concentration 0.4 μg per well
Mixing Ratio PVBLG-8/PLG/siRNA/PLG = 10/0.5/1/1.5 (w/w)
Formulation Format metastable polymeric nanoparticles (PSPP NPs)
Formulation Components PVBLG-8 + PLG + siRNA
Size Nm 90.00
Zeta Mv
Model Scope in_vitro
Model Type in vitro
Cell Lines Or Primary Cells U-87 MG glioblastoma cells; 3D tumor spheroids
Animal Model
Administration Route
Output Type gene knockdown / tumor spheroid inhibition
Output Value ~40–50% EGFR mRNA reduction
Output Units
Output Notes Acid-triggered PLG de-shielding exposes PVBLG-8 enabling uptake and escape
Toxicity Notes Low toxicity
Curation Notes