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EXP000811

Paper

Structure-activity relationship study of Aib-containing amphipathic helical peptide-cyclic RGD conjugates as carriers for siRNA delivery (2017)

Peptide

PI

Sequence: KLULKLULKULKAULKLUGC + cRGDfC

RNA

siRNA

All experiment fields

Experiment Id EXP000811
Paper Structure-activity relationship study of Aib-containing amphipathic helical peptide-cyclic RGD conju
Peptide PI
Delivery Success Class no
In Vivo Flag no
Uptake Confirmed yes
Label Confidence high
In Vitro Functional Effect yes
Endosomal Escape Evidence
Peptide Concentration 0.2–2.5 µM (assay-dependent)
Rna Concentration 10–25 nM (assay-dependent)
Mixing Ratio 20–100 (peptide:siRNA molar); complexation up to 1000 tested for PV/PVI
Formulation Format electrostatic peptide/siRNA complex
Formulation Components Aib-containing amphipathic helical peptide–cRGDfC conjugate; siRNA
Size Nm
Zeta Mv
Model Scope in_vitro
Model Type in vitro
Cell Lines Or Primary Cells A549 (uptake); A549-Luc (knockdown)
Animal Model
Administration Route
Output Type gene knockdown (luciferase)
Output Value
Output Units
Output Notes A549-Luc luciferase knockdown observed; tested peptide/siRNA molar ratios 20, 50, 100 (1.0 µM/10 nM at ratio 100; 0.5 µM/10 nM at ratio 50; 0.2 µM/10 nM at ratio 20). Uptake shown in A549 cells by confocal microscopy with AlexaFluor488-siRNA (2.5 µM peptide / 25 nM siRNA, 6 h).
Toxicity Notes
Curation Notes