Northwest Biotherapeutics Launches Dedicated Leukapheresis Clinic in London to Support DCVax Program

NWBO
April 21, 2026

Northwest Biotherapeutics has opened a new leukapheresis clinic at The London Welbeck Hospital on Harley Street, a facility that can process up to four patients per day and is slated for completion in June 2026. The clinic is designed to provide the specialized blood‑draw procedure required to harvest immune cells for the company’s DCVax personalized immunotherapies.

The move gives Northwest Biotherapeutics greater control over a critical supply‑chain step that has historically been a bottleneck. By owning its own leukapheresis capacity, the company can reduce dependence on external providers, mitigate scheduling delays, and accelerate the scale‑up of its DCVax programs. The clinic also opens a potential revenue stream by offering the service to other parties, a strategic diversification that could offset the company’s ongoing financial headwinds.

Northwest Biotherapeutics’ broader pipeline remains a key focus. The Phase III trial of DCVax‑L for glioblastoma has been completed and the results published, and a marketing authorization application was submitted to the UK MHRA in December 2023. The company is also advancing DCVax‑Direct for inoperable solid tumors, with a Phase I trial finished and Phase II planning underway. Manufacturing capacity has expanded with a Grade C GMP suite at its Sawston, UK facility, further supporting the clinic’s operational goals.

Financially, Northwest Biotherapeutics has experienced declining revenue and gross profit year‑over‑year and quarter‑over‑quarter, and it has a history of net losses. The new clinic is part of a broader effort to improve operational efficiency and create additional revenue opportunities, but the company’s financial challenges remain a significant consideration for investors.

The clinic’s opening is a strategic step toward operational readiness for potential commercialization of DCVax therapies. While it addresses a critical supply‑chain constraint and offers a new service line, the company’s financial performance and regulatory progress will continue to shape its long‑term trajectory.

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