Kei Nakamura, Antoine Snijders and Lieselotte Obst-Huebl (from left) at the BELLA laser facility aligning cartridges containing human cells in the proton beam path. This setup enabled measurements of the biological effects of laser-driven protons.

(Left to Right) Kei Nakamura, BELLA Center, ATAP Division, Antoine Snijders, BioEngineering and BioMedical Sciences Department, BSE Division, and Lotti Obst-Huebl, BELLA Center, ATAP Division, aim a targeting laster to adjust a Cell Cartridge Inserter at the end of the BELLA PW Proton Beam LINE at the Berkeley Lab Laser Accelerator (BELLA) Center, Lawrence Berkeley National Laboratory, Berkeley, California, 03/10/2022.