Contents

19 January 2021
Vol 14, Issue 666

About The Cover

Cover image expansion

Online Cover This week features a Research Article that shows that the Toll-like receptor TLR2 in endothelial cells contributes to innate immune responses. The image shows endothelial cell–specific TLR2 staining in thymus tissue from reporter mice. [Image: McCoy et al./Science Signaling]