Bernardo Sabatini

Bernardo Sabatini, M.D., Ph.D.

Alice and Rodman W. Moorhead III Professor of Neurobiology, Harvard Medical School
Co-Director of the Kempner Institute for the Study of Natural and Artificial Intelligence at Harvard University, Harvard University

Synapse Function and Animal Behavior

In the first few years of life, humans tremendously expand their behavioral repertoire and gain the ability to engage in complex, learned, and reward-driven actions. Similarly, within a few weeks after birth mice can perform sophisticated spatial navigation, forage independently for food, and engage in reward reinforcement learning.

The Sabatini lab seeks to uncover the mechanisms of synapse and circuit plasticity that permit new behaviors to be learned and refined. We are interested in the developmental changes that occur after birth that make learning possible as well as in the circuit changes that are triggered by the process of learning.  Lastly, we examine how perturbations of these processes contribute to human neuropsychiatric disorders such as Tuberous Sclerosis Complex and Parkinson’s Disease.

Publications View
A direct GABAergic output from the basal ganglia to frontal cortex.
Authors: Authors: Saunders A, Oldenburg IA, Berezovskii VK, Johnson CA, Kingery ND, Elliott HL, Xie T, Gerfen CR, Sabatini BL.
Nature
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Corelease of acetylcholine and GABA from cholinergic forebrain neurons.
Authors: Authors: Saunders A, Granger AJ, Sabatini BL.
Elife
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Metabolism. Lysosomal amino acid transporter SLC38A9 signals arginine sufficiency to mTORC1.
Authors: Authors: Wang S, Tsun ZY, Wolfson RL, Shen K, Wyant GA, Plovanich ME, Yuan ED, Jones TD, Chantranupong L, Comb W, Wang T, Bar-Peled L, Zoncu R, Straub C, Kim C, Park J, Sabatini BL, Sabatini DM.
Science
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All-optical electrophysiology in mammalian neurons using engineered microbial rhodopsins.
Authors: Authors: Hochbaum DR, Zhao Y, Farhi SL, Klapoetke N, Werley CA, Kapoor V, Zou P, Kralj JM, Maclaurin D, Smedemark-Margulies N, Saulnier JL, Boulting GL, Straub C, Cho YK, Melkonian M, Wong GK, Harrison DJ, Murthy VN, Sabatini BL, Boyden ES, Campbell RE, Cohen AE.
Nat Methods
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Multiphasic modulation of cholinergic interneurons by nigrostriatal afferents.
Authors: Authors: Straub C, Tritsch NX, Hagan NA, Gu C, Sabatini BL.
J Neurosci
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Multipoint-emitting optical fibers for spatially addressable in vivo optogenetics.
Authors: Authors: Pisanello F, Sileo L, Oldenburg IA, Pisanello M, Martiradonna L, Assad JA, Sabatini BL, De Vittorio M.
Neuron
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Midbrain dopamine neurons sustain inhibitory transmission using plasma membrane uptake of GABA, not synthesis.
Authors: Authors: Tritsch NX, Oh WJ, Gu C, Sabatini BL.
Elife
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How to grow a synapse.
Authors: Authors: Straub C, Sabatini BL.
Neuron
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Phosphorylation of Ser1166 on GluN2B by PKA is critical to synaptic NMDA receptor function and Ca2+ signaling in spines.
Authors: Authors: Murphy JA, Stein IS, Lau CG, Peixoto RT, Aman TK, Kaneko N, Aromolaran K, Saulnier JL, Popescu GK, Sabatini BL, Hell JW, Zukin RS.
J Neurosci
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CRISPR/Cas9-mediated gene knock-down in post-mitotic neurons.
Authors: Authors: Straub C, Granger AJ, Saulnier JL, Sabatini BL.
PLoS One
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