Home Qinghui Lianuo's Off-the-Shelf CAR-γδ T Cell Therapy QH104A Achieves 100% Disease Control Rate and Receives FDA IND Approval for Recurrent High-Grade Glioma

Qinghui Lianuo's Off-the-Shelf CAR-γδ T Cell Therapy QH104A Achieves 100% Disease Control Rate and Receives FDA IND Approval for Recurrent High-Grade Glioma

May 16, 2025 18:54 CST Updated 18:54
Unicet Biotech

Developer of γδ T Cell Therapeutics

Recently, Beijing Qinghui Lienuo Biotechnology Co., Ltd. (hereinafter referred to as "Qinghui Lienuo") announced that its self-developed QH104A injection, the world’s first allogeneic universal CAR-γδ T cell therapy targeting B7H3, has officially received Investigational New Drug (IND) approval from the U.S. Food and Drug Administration (FDA) for the treatment of recurrent or progressive high-grade gliomas. This marks Qinghui Lienuo's first approved registration clinical trial, representing a key milestone in transitioning from original innovation to global clinical development. QH104A injection is the world’s first CAR-γδ2 T cell candidate to receive FDA IND approval and also the only allogeneic CAR-T therapy currently approved by the FDA for clinical trials targeting malignant gliomas, highlighting the leading position of China’s innovative pharmaceutical companies at the forefront of global cell therapy development.



Breaking the Treatment Dilemma of the "King of Cancers," Two-Decade Clinical Stalemate May See a Breakthrough

High-grade gliomas, as the most aggressive malignant tumors in the central nervous system, have always been a "tough challenge" in the field of oncology treatment. Glioblastoma, which has the highest incidence rate (accounting for approximately 50% of high-grade gliomas), carries a median overall survival of only 14-16 months after diagnosis, with an expected survival of just 6-8 months after recurrence. The five-year survival rate is less than 7%. Traditional therapies struggle to break through efficacy bottlenecks due to challenges such as the blood-brain barrier and high tumor heterogeneity. QH104A cell therapy innovatively integrates the natural anti-tumor properties of γδ T cells with the precise targeting advantages of CAR-T technology. Data from investigator-initiated trials (IIT) already conducted show that it can significantly extend patient survival, offering hope to potentially break the two-decade-long stagnation in breakthrough therapies and bring new light to glioma patients worldwide.


At the last European Society for Medical Oncology (ESMO) Annual Meeting, Qinghui Lienal announced the first-in-human Phase 1 clinical trial of QH104 in treating patients with recurrent glioblastoma (rGBM). The primary objective of this clinical study was to evaluate the safety and tolerability of intrathecal infusion of QH104 in treating B7H3-positive rGBM, with secondary objectives of assessing the pharmacokinetic characteristics and preliminary efficacy of the reinfused cells. Participants received intrathecal injections of QH104, with doses escalating according to the “3+3” method (1/3/10×10).7CAR+ cells), administered once a month.
As of March 30, 2024, a total of 7 patients (2 females and 5 males, median age 60 years, age range 31-66 years) with high-grade rGBM received more than one intrathecal infusion of QH104. The median observation time was 6.5 months, ranging from 3 to 10 months. The subjects tolerated the treatment well, with no dose-limiting toxicity (DLT). The most common adverse events were fever and headache, accompanied by elevated levels of IL-6 and IFN-γ in the cerebrospinal fluid. No grade 3 or higher severe cytokine release syndrome (CRS) or ICANS occurred, and no graft-versus-host disease (GvHD) was observed.
Efficacy data showed that the objective response rate (ORR) was 42.9% in 7 patients, and the disease control rate (DCR) was 100%. QH104 also demonstrated good persistence, with the infused cells still detectable by flow cytometry and qPCR 30 days after administration. Preliminary stratified analysis found that clinical efficacy was positively correlated with B7H3 expression levels. The researchers believe that QH104 has good safety and promising clinical potential for treating B7H3-positive rGBM patients.



Setting New Standards in Cell Therapy: Off-the-Shelf Medicines Benefit Patients Worldwide

QH104A, relying on Qinghui Lianuo's self-developed fully enclosed semi-automated production process system, has achieved a breakthrough in the scaled preparation of cell-based drugs, significantly reducing the production cost per dose. Meanwhile, its "allogeneic off-the-shelf" design overcomes the limitations of personalized manufacturing, allowing the drug to be stored long-term in liquid nitrogen, forming an "off-the-shelf" drug reserve that drastically shortens patient waiting times and avoids treatment delays. The clinical approval of QH104A represents the regulatory authority's recognition of Qinghui Lianuo’s scalable allogeneic cell drug production process based on γδ T cells. This process can be extended to more candidate products, providing an industrial model for developing more affordable and accessible cell-based drugs.


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