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EXP002504

Paper

Multifunctional polyion complex micelle featuring enhanced stability, targetability, and endosome escapability for systemic siRNA delivery to subcutaneous model of lung cancer (2014)

Peptide

cRGD-PEG-PAsp(TEP)-Chol

Sequence: cyclo(RGDfK); main text reports cyclo-RGDfK/cRGD peptide, with N-terminal cysteine used for conjugation

RNA

siRNA

All experiment fields

Experiment Id EXP002504
Paper Multifunctional polyion complex micelle featuring enhanced stability, targetability, and endosome es
Peptide cRGD-PEG-PAsp(TEP)-Chol
Delivery Success Class no
In Vivo Flag yes
Uptake Confirmed yes
Label Confidence high
In Vitro Functional Effect
Endosomal Escape Evidence
Peptide Concentration
Rna Concentration 25 µg siRNA/mouse for systemic tumor accumulation and intravital imaging studies
Mixing Ratio N/P = 3
Formulation Format targeted/stabilized polyion complex micelle
Formulation Components cRGD-PEG-PAsp(TEP)-Chol block copolymer complexed with fluorescent siLuc; 5% glucose adjusted solution
Size Nm -50.00
Zeta Mv
Model Scope in_vivo
Model Type in vivo biodistribution/tumor accumulation
Cell Lines Or Primary Cells A549 human lung carcinoma xenograft
Animal Model BALB/c nude mice bearing subcutaneous A549 tumors
Administration Route intravenous tail vein
Output Type tumor accumulation / intravital confocal imaging
Output Value targeted/stabilized cRGD(+)/Chol(+) micelle showed higher A549 tumor accumulation than naked siRNA and single-function controls
Output Units
Output Notes This row captures delivery/accumulation evidence for the final cRGD- and Chol-containing carrier using fluorescent siLuc, not functional reporter knockdown.
Toxicity Notes No liver toxicity was observed in later systemic micelle study based on ALT/AST.
Curation Notes