Nature, Published online: 18 February 2026; doi:10.1038/s41586-026-10165-8

Microscopic imaging and biochemical studies show that sinuses in mouse and human form a highly dynamic surface that regulates fluid movement and immune cell surveillance via RAMP1-dependent regulation of smooth muscle contraction and RAMP2-dependent regulation of the sinus endothelial barrier.


From Nature via this RSS feed