Rewriting the Rules
of RNA MedicineSolRiNA™ GYM-siRNA Platform
A tumor microenvironment-responsive single-stranded RNA platform engineered to deliver tunable modulation of oncogenic transcription factors — designed for locoregional precision delivery where conventional therapies fail.
A closer look at the GYM-siRNA platform — from structural design to locoregional delivery.
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Home›Platform
SolRiNA™ Technology
The SolRiNA™ Platform
GYM-siRNA is engineered to deliver tunable modulation of oncogenic transcription factors — combining structural RNA precision with tumor microenvironment-responsive delivery.
GYM-siRNA
Core Modality
5-Step
Pharmacological Cascade
TME-Gated
Conditional Activation
Network-Level
Pharmacodynamics
This page contains forward-looking statements regarding preclinical research programs. All platform descriptions reflect proprietary technology subject to pending patent protection. Programs have not received regulatory approval. For investigational use only.
Pharmacological Cascade
From RNA Exposure to Sustained Target Suppression
Unlike conventional inhibitors that block a single molecular node, SolRiNA GYM-siRNA operates through a multi-stage pharmacological cascade. Each stage is modeled quantitatively, allowing prediction and optimization of downstream network responses.
The cascade bridges structural RNA engineering with network-level pharmacodynamics — translating a single RNA molecule into a network-level therapeutic effect.
01
Delivery
TME-Triggered Uptake
Acidic tumor microenvironment-responsive nanoparticles release payload selectively within the low-pH intratumoral environment
Sequence-specific target transcript degradation through Argonaute-2-mediated catalytic cleavage
04
Modulation
Transcription Factor Network Rebalancing
Attenuation of transcriptional activity — enabling tunable, non-binary suppression
05
Response
Sustained Transcription Factor Suppression
Progressive attenuation of oncogenic transcription factor activity — modeled by QSP-guided pharmacodynamic prediction
Ready to go deeper?
Explore the scientific foundation behind SolRiNA's network pharmacology approach.
Home›Science
Scientific Foundation
Modulating Oncogenic Transcription Networks
Cancer is a network disease. SolRiNA is built on the principle that durable therapeutic responses require multi-node transcription factor modulation — not single-target inhibition.
GYM-siRNA
Core Molecule
MERIT
Design Framework
QSP
Modeling Framework
ACS
Compatibility Score
This page contains forward-looking statements regarding preclinical research programs. All platform descriptions reflect proprietary technology subject to pending patent protection. Programs have not received regulatory approval. For investigational use only.
Oncogenic Network Pharmacology
Why Tumors Are Resistant to Single-Target Drugs
Oncogenic transcription networks exhibit complex regulatory dynamics — maintained by positive feedback and multi-node interactions — that allow them to sustain high-activity disease states resistant to single-agent intervention.
Conventional inhibitors that block a single node rarely achieve durable network-level responses. Tumor transcription factor networks adapt through compensatory rewiring, rendering monotherapy transiently effective at best. This is the fundamental problem the SolRiNA platform is designed to address.
By applying tunable RNA-mediated perturbations — calibrated through MERIT-based QSP modeling — the platform aims to produce sustained suppression of oncogenic transcription factor activity with durable pharmacodynamic effect.
Quantitative Systems Pharmacology
Modeling the Network, Not Just the Target
The SolRiNA platform integrates RNA structural engineering with QSP modeling to predict and optimize therapeutic response at the molecular and network level. Models describe the full pharmacological cascade — from intracellular RNA exposure and RISC formation to transcription factor modulation and downstream gene silencing.
This computational layer enables rational dose regimen design, prediction of pharmacodynamic response profiles, and system-level simulation of how RNA perturbations propagate through oncogenic transcription factor networks over time.
Boltzmann-weighted conformational ensemble analysis identifies structurally optimal RNA candidates — enabling rational, ACS-guided selection and ranking of therapeutic sequences prior to experimental synthesis.
TF activity as pharmacodynamic endpoint, translational biomarker correlation
Boltzmann Design
Boltzmann-weighted conformational ensemble approach to RNA structure optimization for AGO2 loading efficiency
Network Targeting
Multi-node transcription factor targeting enables adaptive, noise-resistant pharmacodynamic control
See the Pipeline
Explore how SolRiNA's scientific foundation translates into active therapeutic programs.
Home›Pipeline
Therapeutic Pipeline
Targeting Convergent Regulatory Nodes
active programs applying SolRiNA GYM-siRNA to oncogenic transcription circuits across cancer.
RBX-101
Lead: NSCLC
STAT3
Lead Target
This page contains forward-looking statements regarding preclinical research programs. All platform descriptions reflect proprietary technology subject to pending patent protection. Programs have not received regulatory approval. For investigational use only.
Program Overview
Programs
Program
Target Circuit
Indication
Modality
Discovery
Preclinical
IND
RBX-101
Central NSCLC
STAT3
Non-small cell lung cancer
GYM-siRNA
RBX-201
MDM2-Amp Sarcoma
MDM2 · p53 Pathway
DDLPS / Soft tissue sarcoma
GYM-siRNA
Indication Rationale
Precision RNAi Oncology
RBX-101
Non-Small Cell Lung Cancer (NSCLC)
STAT3 hyperactivation drives tumor cell survival and immune evasion in NSCLC. High unmet need in centrally-located disease where systemic delivery is limited.
RBX-201
MDM2-Amplified Sarcoma (DDLPS)
Dedifferentiated liposarcoma is driven by MDM2 amplification suppressing p53 tumor suppressor function. Direct MDM2 knockdown via GYM-siRNA restores p53 pathway activity in a tumor type with no approved targeted therapy.
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IR Announcements
Latest Announcements
April 5, 2026Press Release
Ribonabiologics Inc. Debuts with Next-Generation RNA Interference Platform Technologies
Siheung, S. Korea, April 5, 2026 — Ribonabiologics Inc. today announced its official launch, establishing a strategic focus on the development of next-generation RNA interference (RNAi) therapeutics.
Headquartered in Siheung, South Korea, Ribonabiologics is built on a foundation of advanced RNA engineering and structure-guided design. The company is developing its proprietary SolRiNA™ and GYM-siRNA™ platforms, designed to enhance Argonaute (RISC) loading efficiency and improve intracellular delivery — two of the most critical challenges in RNA therapeutics.
Ribonabiologics' lead programs are focused on solid tumor indications, with an initial emphasis on intratumoral delivery approaches. The company's integrated platform combines computational modeling with precision molecular design to optimize therapeutic performance and safety profiles.
Ribonabiologics is currently advancing its discovery pipeline and is actively seeking strategic partnerships to expand the application of its platform technologies globally.