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Jul 3, 2014

Optogenetics: Lightly Pressing More and More of the Cell’s Buttons

The engineering of light sensitivity into specific parts of selected cells enables the dissection of signaling pathways.

Optogenetics: Lightly Pressing More and More of the Cell’s Buttons

MIT researchers using optogenetics to trace the neural connections involved in memory formation. Here, a cross-section of a mouse’s hippocampus shows island cells (green) projecting to the CA1 region of the hippocampus. [Takashi Kitamura]

  • “You can observe a lot just by watching,” said the accidental sage, leaving us to wonder whether he meant to celebrate the power or ...

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Scientifically Studying Ecstasy

MDMA (commonly known as the empathogen “ecstasy”) is classified as a Schedule 1 drug, which is reserved for compounds with no accepted medical use and a high abuse potential. Two researchers from Stanford, however, call for a rigorous scientific exploration of MDMA's effects to identify precisely how the drug works, the data from which could be used to develop therapeutic compounds.

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