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EXP002537

Paper

Cell-Penetrating Magnetic Nanoparticles for Highly Efficient Delivery and Intracellular Imaging of siRNA (2012)

Peptide

Protamine

Sequence: VSRRRRRRGGRRRR

RNA

siRNA

All experiment fields

Experiment Id EXP002537
Paper Cell-Penetrating Magnetic Nanoparticles for Highly Efficient Delivery and Intracellular Imaging of s
Peptide Protamine
Delivery Success Class no
In Vivo Flag no
Uptake Confirmed yes
Label Confidence high
In Vitro Functional Effect yes
Endosomal Escape Evidence
Peptide Concentration Approx. 15 protamine per nanoparticle
Rna Concentration 5–33 nM
Mixing Ratio N/P ≈10 (optimal)
Formulation Format Cell-penetrating magnetic nanoparticle (CPMN)
Formulation Components Fe3O4 core + PMAL polymer + protamine peptide + siRNA
Size Nm 30.00
Zeta Mv 26.00
Model Scope in_vitro
Model Type in vitro
Cell Lines Or Primary Cells MCF-7; U251 (eGFP stable lines)
Animal Model
Administration Route
Output Type Reporter gene knockdown
Output Value >85–90% eGFP silencing at 5 nM (with magnet)
Output Units
Output Notes Superior silencing vs Lipofectamine and PEI in serum
Toxicity Notes Low cytotoxicity compared to PEI and Lipofectamine
Curation Notes