An intelligent nano-antenna: Primary cilium harnesses TRP channels to decode polymodal stimuli

- The molecular basis of the polymodal sensory function of the primary cilia.
- Transient receptor potential (TRP) channels that accumulate inside cilia.
- The regulation of TRP channels by local second messengers.
- Technological advances in visualizing and analyzing ciliary signal transduction.
- Current perspectives on the functional significance of ciliary Ca2+ signals.