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EXP001397

Paper

Therapeutic Effects on Atopic Dermatitis by Anti-RelA Short Interfering RNA Combined with Functional Peptides Tat and AT1002 (2011)

Peptide

Tat analog (CPP) + AT1002 analog (TJ modulator)

Sequence: GRKKRRQRRRCG

RNA

siRNA

All experiment fields

Experiment Id EXP001397
Paper Therapeutic Effects on Atopic Dermatitis by Anti-RelA Short Interfering RNA Combined with Functional
Peptide Tat analog (CPP) + AT1002 analog (TJ modulator)
Delivery Success Class no
In Vivo Flag yes
Uptake Confirmed yes
Label Confidence high
In Vitro Functional Effect
Endosomal Escape Evidence
Peptide Concentration Tat 32 µg + AT1002 400 µg co-applied with siRNA (single topical dose)
Rna Concentration FAM-siRNA 5 µg in 25 µL (topical on tape-stripped back skin)
Mixing Ratio Tat/siRNA complex + AT1002 (co-applied); N/P not specified for this imaging experiment
Formulation Format Tat/siRNA complex co-administered with AT1002 (topical)
Formulation Components Tat analog + AT1002 analog + FAM-siRNA
Size Nm
Zeta Mv
Model Scope in_vivo
Model Type in vivo
Cell Lines Or Primary Cells
Animal Model ICR mouse (tape-stripped back skin permeability model)
Administration Route Topical (skin application)
Output Type Skin penetration / distribution by confocal microscopy; ZO-1 immunostaining (tight junction disruption)
Output Value
Output Units
Output Notes FAM-siRNA signal detected in deep epidermis with Tat+AT1002; ZO-1 signal reduced/absent 10–24 h after application (tight junction opening).
Toxicity Notes AT1002 described as a non-toxic tight-junction modulator peptide; no acute toxicity reported for topical dosing.
Curation Notes