Calidi Biotherapeutics and City of Hope announced positive progress in a Phase 1 clinical trial for CLD-101, a neural stem cell-based oncolytic virotherapy for recurrent high-grade glioma. Fourteen participants have been treated with multiple intracerebral doses of CLD-101, demonstrating good tolerability. The trial, initially conducted at City of Hope, has expanded to Northwestern University Feinberg School of Medicine and Stanford University Hospitals.

This progress is particularly important because recurrent high-grade glioma, including glioblastoma, is an aggressive cancer with limited treatment options. Demonstrating the safety and feasibility of multiple doses of CLD-101 is a crucial step toward potentially offering a new therapeutic approach for these patients. The expansion of the trial to other renowned institutions underscores the growing interest in this novel virotherapy and its potential impact on the field of neuro-oncology.

The trial is investigating a regimen of up to four weekly doses of CLD-101. The collaboration between Calidi and City of Hope, supported by a $12 million grant from the California Institute for Regenerative Medicine (CIRM), highlights the significant investment in this innovative approach. The technology was licensed from the University of Chicago, on behalf of City of Hope and University of Alabama, and City of Hope holds a financial interest in the technology.

The positive safety data and expansion of the clinical trial sites suggest a promising future for CLD-101. Continued positive results could lead to further clinical development and potentially provide a much-needed new treatment option for patients with recurrent high-grade glioma. This advancement also strengthens Calidi’s position in the oncolytic virotherapy field and reinforces the potential of stem cell-based delivery platforms for targeted cancer therapies.

Source link: https://www.globenewswire.com/news-release/2025/03/26/3049641/0/en/Calidi-Biotherapeutics-and-City-of-Hope-Provide-Update-on-a-Phase-1-Clinical-Trial-with-CLD-101-Virotherapy-in-Patients-with-Recurrent-High-Grade-Glioma.html

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Jon Napitupulu is Director of Media Relations at The Clinical Trial Vanguard. Jon, a computer data scientist, focuses on the latest clinical trial industry news and trends.