Drug intelligence / Profile preview

double-stranded RNA-clNPs

Development stage
Preclinical
Lead developer
Wilfrid Laurier University
Modality
RNA Therapeutics → Nucleic Acid Therapeutics, Nanoparticles → Drug Delivery Systems
Administration
Intramuscular, Intradermal, Intranasal
01

Overview

Double-stranded RNA-clNPs (dsRNA-clNPs) are an experimental immunotherapeutic formulation consisting of long double-stranded RNA (dsRNA) complexed with cationic polystyrene latex nanostructures (clNPs). The clNPs serve as a delivery vehicle to enhance the cellular uptake and stability of the dsRNA, which is otherwise susceptible to degradation. Once internalized by target cells, such as ovarian cancer cells, the dsRNA acts as a potent agonist for innate immune sensors including Toll-like receptor 3 (TLR3), RIG-I, and MDA5. This activation triggers a robust type I interferon response and the expression of interferon-stimulated genes (ISGs), effectively inducing an antiviral-like state that can potentiate the body's immune response against tumors. Research indicates that the clNP delivery system significantly improves the immunostimulatory capacity of dsRNA compared to uncomplexed nucleic acids.

Other names
cationic polystyrene latex nanostructures complexed with double-stranded RNAdsRNA-clNPs
02

Targets

EIF2AK2 (Interferon-induced protein kinase R)RLR (RIG-I-like receptors)TLR3 (Toll-like receptor 3)

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