Design of lymphoid organ-chips (IMAGE) Rockefeller University Press Caption The lymphoid organ-chips are created by embedding peripheral blood mononuclear cells (PBMCs) within an extracellular matrix (ECM), which can then be exposed to viral antigens to mimic the effects of vaccination. Credit © 2024 Jeger-Madiot et al. Originally published in Journal of Experimental Medicine. https://doi.org/10.1084/jem.20240289 Usage Restrictions Credit must be given to the creator. Only noncommercial uses of the work are permitted. Adaptations must be shared under the same terms. License CC BY-NC-SA Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.