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EXP001726

Paper

Self-Assisted Membrane-Penetrating Helical Polypeptides Mediate Anti-Inflammatory RNAi against Myocardial Ischemic Reperfusion (IR) Injury (2019)

Peptide

P-Ben

Sequence: Not specified as a single sequence (composition-based guanidinated α-helical polypeptide; DP≈113; 15 mol% benzyl).

RNA

siRNA

All experiment fields

Experiment Id EXP001726
Paper Self-Assisted Membrane-Penetrating Helical Polypeptides Mediate Anti-Inflammatory RNAi against Myoca
Peptide P-Ben
Delivery Success Class no
In Vivo Flag yes
Uptake Confirmed no
Label Confidence high
In Vitro Functional Effect
Endosomal Escape Evidence
Peptide Concentration
Rna Concentration
Mixing Ratio P-Ben/siScr w/w=20 for intracardial injection (150 µg siRNA/kg).
Formulation Format Helical polypeptide/siRNA polyplexes by simple mixing and incubation
Formulation Components Intramyocardial injection polyplex: P-Ben/siScr (w/w=20) at 150 µg siRNA/kg.
Size Nm
Zeta Mv
Model Scope in_vivo
Model Type in vivo
Cell Lines Or Primary Cells
Animal Model Male Sprague–Dawley rats (myocardial IR injury, LAD ligation)
Administration Route Intramyocardial injection 10 min after reperfusion
Output Type in vivo negative control
Output Value No target knockdown expected; infarct size and pathology similar to saline/PBS controls (high infarct ~57.9%).
Output Units
Output Notes Rat myocardial IR model (LAD ligation 40 min + reperfusion). Intramyocardial injection 10 min post reperfusion: polyplexes at 150 µg siRNA/kg (50 µL/rat).
Toxicity Notes
Curation Notes