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Biofortifying green optogenetics

In plants, the absence of the retinal cofactor hinders the implementation of light-gated ion channels and optogenetic control of membrane potentials through rhodopsins. The engineering of β-carotene conversion into retinal now makes this powerful approach possible.

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Fig. 1: Engineering of retinal production in plants facilitates optogenetic control of membrane depolarization.


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Correspondence to Matias D. Zurbriggen.

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Urquiza-Garcia, U., Zurbriggen, M.D. Biofortifying green optogenetics. Nat. Plants 7, 104–105 (2021).

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