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EXP000951

Paper

Intracellular delivery of therapeutic antisense oligonucleotides targeting mRNA coding mitochondrial proteins by cell-penetrating peptides (2020)

Peptide

mitFect7

Sequence: AGYLLGK(Stearyl-rYaOF-eN)LLOOLAAAALOOLL-NH2

RNA

ASO

All experiment fields

Experiment Id EXP000951
Paper Intracellular delivery of therapeutic antisense oligonucleotides targeting mRNA coding mitochondrial
Peptide mitFect7
Delivery Success Class no
In Vivo Flag no
Uptake Confirmed yes
Label Confidence high
In Vitro Functional Effect yes
Endosomal Escape Evidence
Peptide Concentration 0.3–1.0 µM (depends on MR; oligo 100 nM)
Rna Concentration 100 nM
Mixing Ratio MR 3:1, 7:1, 10:1 (peptide:ASO)
Formulation Format non-covalent peptide/oligonucleotide nanocomplex
Formulation Components Peptide + oligonucleotide in MilliQ water (10% final volume), incubated 1 h RT; added to cells in complete medium
Size Nm 115.80
Zeta Mv 20.80
Model Scope in_vitro
Model Type in vitro
Cell Lines Or Primary Cells HeLa pLuc705
Animal Model
Administration Route
Output Type mitochondrial membrane potential (TMRE) + ROS (MitoSOX)
Output Value TMRE uptake increased (6 h & 24 h); ROS increased after 24 h (varies by peptide/MR)
Output Units
Output Notes Functional mitochondrial readouts (TMRE, MitoSOX) used as proxy for UCP2 antisense activity.
Toxicity Notes WST-1: >80% cell viability (tested MRs)
Curation Notes