a May occur at any point in disease course. CRC, colorectal cancer; D, day; MESO, mesothelioma; NSCLC, non-small cell lung cancer; OVCA, ovarian cancer; PANC, pancreatic cancer; PCLD, preconditioning lymphodepletionDownload figure Open in new tab Download powerpoint Abstract 627 Figure 3 EVEREST-2 phase 1 dose escalation study design
3 months ago
Clinical • P1/2 data • CAR T-Cell Therapy • IO biomarker
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HLA-A (Major Histocompatibility Complex, Class I, A) • MSLN (Mesothelin)
P1, N=30, Recruiting, Second Affiliated Hospital of Guangzhou Medical University | Not yet recruiting --> Recruiting | Trial completion date: Dec 2033 --> Dec 2036 | Initiation date: Jan 2024 --> May 2024 | Trial primary completion date: Nov 2026 --> Nov 2030
6 months ago
Enrollment open • Trial completion date • Trial initiation date • Trial primary completion date
P1, N=30, Recruiting, Second Affiliated Hospital of Guangzhou Medical University | Trial completion date: Aug 2026 --> Aug 2036 | Trial primary completion date: Aug 2024 --> Aug 2026
6 months ago
Trial completion date • Trial primary completion date • CAR T-Cell Therapy • IO biomarker
Contrary to the conclusions of prior studies with MSLN-targeted CARs, membrane distal epitopes were superior to membrane proximal epitopes when binders were paired with the correct spacer, and shed MSLN and MUC16 were not inhibitory for the best-performing CARs, regardless of target epitope. Furthermore, regulated expression enhanced the potency and durability of response compared to constitutive expression. This approach may improve CAR activity in patients with MSLN+ solid tumors or leukemia.
We use a nonablative dose of tumor-targeted radiation prior to systemic administration of mesothelin-targeted CAR T cells to assess infiltration, proliferation, antitumor efficacy, and functional persistence of CAR T cells at primary and distant sites of tumor...Our results strongly suggest that the use of tumor-targeted radiation prior to systemic administration of CAR T cells may substantially improve CAR T-cell therapy efficacy for solid tumors. Building on our observations, we describe a translational strategy of "sandwich" cell therapy for solid tumors that combines sequential metastatic site-targeted radiation and CAR T cells-a regional solution to overcome barriers to systemic delivery of CAR T cells.
BASECAMP-1 is an ongoing prescreening study to: 1) Identify patients with tumor-associated HLA LOH and eligible for Tmod CAR T-cell therapy, and 2) Obtain leukapheresis in preparation for the autologous CAR T-cell therapy trials EVEREST-1 (A2B530 targeting carcinoembryonic antigen; NCT05736731) and EVEREST-2 (A2B694 targeting mesothelin). We have identified 52 patients across sites with study-specific disease types with HLA-A*02:01 LOH; of these, 13 are currently being screened, 23 have been found ineligible, and 16 have consented. This demonstrated the feasibility of leveraging a diagnostic during routine clinical workup to identify rare, molecularly defined patients for personalized clinical studies.
1 year ago
CAR T-Cell Therapy • Clinical • Metastases
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HLA-A (Major Histocompatibility Complex, Class I, A) • MSLN (Mesothelin) • CEACAM5 (CEA Cell Adhesion Molecule 5)
These data support further clinical development of SynKIR-110 in patients with advanced solid tumors. SynKIR-110 is currently being investigated in a Phase I clinical trial STAR-101 (NCT05568680).
After apheresis and lymphodepletion with cyclophosphamide and fludarabine... PD-1 nanobody secreted and MSLN targeting CAR-T cells have demonstrated promising efficacy on MPM patients. Besides CAR-T direct tumor killing activity, secreted PD-1 nanobodies may provide additional clinical benefit by invigorating CAR-T from PD-L1 inhibition, activating TILs and relieving local immunosuppression.
almost 2 years ago
Clinical • P1 data • CAR T-Cell Therapy • PD(L)-1 Biomarker • IO biomarker
P1, N=15, Terminated, Shanghai East Hospital | N=34 --> 15 | Trial completion date: Nov 2024 --> Jun 2022 | Recruiting --> Terminated | Trial primary completion date: Nov 2022 --> Jun 2022; Both the sponsors and collaborator are considering terminating the study.
over 2 years ago
Enrollment change • Trial completion date • Trial termination • Trial primary completion date • CAR T-Cell Therapy