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EXP002544

Paper

Therapeutic Effects in a Transient Middle Cerebral Artery Occlusion Rat Model by Nose-To-Brain Delivery of Anti-TNF-Alpha siRNA with Cell-Penetrating Peptide-Modified Polymer Micelles (2019)

Peptide

Tat

Sequence: GRKKRRQRRRG

RNA

siRNA

All experiment fields

Experiment Id EXP002544
Paper Therapeutic Effects in a Transient Middle Cerebral Artery Occlusion Rat Model by Nose-To-Brain Deliv
Peptide Tat
Delivery Success Class yes
In Vivo Flag yes
Uptake Confirmed yes
Label Confidence high
In Vitro Functional Effect
Endosomal Escape Evidence
Peptide Concentration PEG-PCL-Tat micelles (N/P 30)
Rna Concentration 30 µg siTNF-α per rat
Mixing Ratio N/P 30
Formulation Format Polymer micelles (PEG-PCL-Tat)
Formulation Components PEG-PCL-Tat polymer complexed electrostatically with siTNF-α
Size Nm 50.00
Zeta Mv 19.00
Model Scope in_vivo
Model Type in vivo
Cell Lines Or Primary Cells
Animal Model Sprague–Dawley rat transient MCAO model
Administration Route Intranasal
Output Type Infarct size, TNF-α level, neurological score
Output Value Significant infarct reduction, TNF-α suppression, neurological improvement
Output Units
Output Notes TTC staining, ELISA, neurological scoring at 22 h post-reperfusion
Toxicity Notes No therapeutic effect from carrier alone
Curation Notes