Abstract
Hedgehog (Hh) signaling is best known for its role in development and is a key signaling component of primary cilia. Hh signaling plays a role in T cell development, but whether Hh signaling plays a role in the function of mature effector T cells is unclear. De la Roche et al. (p. 1247; see the Perspective by Le Borgne and Shaw) now show that T cell receptor signaling triggers Hh signaling. When Hh signaling is disrupted, centrosome polarization to the immunological synapse is reduced, and cytotoxic T cell–mediated killing is impaired.
Original language | Undefined |
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Journal | Science |
DOIs | |
Publication status | Published - Dec 2013 |