The pioneers of the first generation of widely used optogenetic tools, Karl Deisseroth and Peter Hegemann, now describe new variants that open further possibilities for studying neural function.
Erika Pastrana gives an overview on two new publications of Karl Deisseroth and Peter Hegemann highligthed in Nature Methods 7, 173 (2010).
You can see the full article "Ultrafast optogenetic control" of Peter Hegamann et al. at: Research\Research Highlights.