Imle, A., Kumberger, P., Schnellbächer, N. D., Fehr, J., Carrillo-Bustamante, P., Ales, J., et al. (2019). Experimental and computational analyses reveal that environmental restrictions shape HIV-1 spread in 3D cultures. Nature Communications, 10(1): 2144. doi:10.1038/s41467-019-09879-3.