Key facts
- Juncell Therapeutics' GC101 TIL therapy met its primary endpoint in a pivotal Phase 2 trial.
- The trial focused on advanced melanoma patients who had previously failed PD-1 antibody treatment.
Juncell Therapeutics announced that its GC101 TIL therapy met its primary endpoint in a pivotal Phase 2 trial for advanced melanoma patients who failed PD-1 antibody treatment. The results were presented at the 2026 ASCO Annual Meeting.

The successful outcome of this pivotal trial suggests that Juncell Therapeutics' GC101 TIL therapy could offer a new treatment option for advanced melanoma patients who have exhausted other therapies, potentially impacting the treatment landscape for this aggressive cancer.
At the 2026 American Society of Clinical Oncology (ASCO) Annual Meeting, held on June 1 (Chicago time), Professor Lu Si from Peking University Cancer Hospital presented the results of a pivotal Phase 2 trial for Juncell Therapeutics' GC101 TIL therapy. The trial evaluated the therapy in patients with advanced melanoma who had previously failed treatment with PD-1 antibodies. The study met its primary endpoint, indicating positive outcomes for the investigational treatment. The findings were presented as a Late-Breaking Abstract (LBA) in an oral presentation.
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