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EXP001855

Paper

Impact of different cell penetrating peptides on the efficacy of antisense therapeutics for targeting intracellular pathogens (2016)

Peptide

PTAT

Sequence: GRKKKRRQRRRYK

RNA

PNA (antisense)

All experiment fields

Experiment Id EXP001855
Paper Impact of different cell penetrating peptides on the efficacy of antisense therapeutics for targetin
Peptide PTAT
Delivery Success Class yes
In Vivo Flag yes
Uptake Confirmed no
Label Confidence high
In Vitro Functional Effect
Endosomal Escape Evidence
Peptide Concentration CPP–PNA concentration 16 or 32 µM
Rna Concentration CPP–PNA concentration 16 or 32 µM
Mixing Ratio Fixed covalent conjugate (CPP linked to PNA via -O- linker)
Formulation Format Covalent CPP–PNA conjugate (antisense construct)
Formulation Components GRKKKRRQRRRYK-O-cgatcattcaaa-NH2
Size Nm
Zeta Mv
Model Scope in_vivo
Model Type in vivo
Cell Lines Or Primary Cells
Animal Model C. elegans AU37 [sek-1(km4); glp-4(bn2)] infected with L. monocytogenes J0161 (18 h treatment)
Administration Route Worm incubation in low-binding tubes with CPP–PNA at 16 or 32 µM after infection; CFU counted from lysed worms
Output Type In vivo efficacy in infection model (bacterial load reduction/clearance in C. elegans)
Output Value Reduction at 16 µM (~1.11 log) and 32 µM (~2.67 log).
Output Units
Output Notes Demonstrates antisense therapeutic efficacy in a live-animal infection model (nematode).
Toxicity Notes
Curation Notes