

Who we are
CartosomeTx is built around Cartosome™, our targeted delivery platform. Cartosome™ is a fusogenic LNP–exosome system designed to get the right payloads inside the right cells in the bladder, starting with STAT3‑driven non‑muscle invasive bladder cancer.
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Rather than developing a single drug, we are building a delivery backbone that can be adapted to different payloads and, over time, to other hard‑to‑reach solid tumours. Bladder‑first gives us a focused place to prove that Cartosome™ can safely and effectively deliver intracellular therapies where they are needed most.
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Our team combines experience in advanced therapies, GMP manufacturing, and clinical development. That shapes how we design Cartosome™ to work not only in theory, but in real‑world manufacturing and clinical settings.
Cartosome™ platform
Cartosome™ is our targeted delivery platform.
​Combining fusogenic lipid nanoparticles and exosome biology to deliver therapeutic payloads

Cartosome™ fusogenic core
Cartosome™ starts with a fusogenic lipid core designed to merge with cell membranes. This helps our particles deliver payloads directly inside cells, rather than just bathing the surface

Exosome‑inspired outer layer
Around the core, Cartosome™ uses exosome‑inspired components that help the system interact with cells in the tissue environment. This layer is designed to support targeting, uptake, and stability in local delivery.

Payload‑ready backbone
Cartosome™ is built as a payload‑ready backbone. It is designed to carry different therapeutic cargos aimed at STAT3‑driven disease in the bladder first, with the flexibility to adapt to other targets and solid tumours as the platform matures.
Contact & Partnerships
We are currently focused on advancing Cartosome™ for non‑muscle invasive bladder cancer and exploring collaborations around delivery science, biology, and clinical development.
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For investors, researchers, or potential partners interested in Cartosome™, please reach out using the form below
2nd Floor
College House17 King Edwards Road, RUISLIP, London,
HA4 7AE UNITED KINGDOM
