Ziopharm Oncology, Inc. (‘Ziopharm’ or the ‘Company’) (Nasdaq: ZIOP), today announced the publication of its phase 1 trial of Controlled IL-12 in patients with recurrent glioma in the journal Science Translational Medicine.
The publication entitled, ‘Regulatable interleukin 12 gene therapy in patients with recurrent high-grade glioma: results of a phase 1 trial’ can be accessed at https://stm.sciencemag.org/.
While IL-12 is known as a potent immune activator that triggers T cells to target cancer, historic trials systemically infusing IL-12 protein have failed due to intolerable toxicity. In contrast, this study showed that a ligand-inducible gene switch regulates expression of IL-12 from the central nervous system, resulting in increased cytokine and T-cell activity within the tumor environment, while preserving a favorable safety profile.
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