SYSA1801 shows promising early signs of efficacy with a well-tolerated safety profile in pts with CLDN18.2-expressing resistant/refractory solid tumors, especially GC. Part 1 of the study is ongoing with part 2 to start when the optimized dose is determined in China; studies outside of Greater China including in the United States are being planned by Elevation Oncology. Clinical trial information: NCT05009966.