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Brad Grueter Archives

Sex counts in the brain as seasons change

Mar. 2, 2023—Photoperiod, or length of day, has sex-specific impacts on dopamine dynamics in the brain, offering insights into sex differences in neuropsychiatric disorders, Vanderbilt researchers report.

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Social behavior brain circuitry

Nov. 3, 2022—Vanderbilt researchers have identified a novel mechanism regulating social behavior: Neuropeptide Y signaling in the nucleus accumbens brain region.

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Histamine circuits in brain reward center

Oct. 29, 2020—Histamine — commonly associated with allergies — also has a signaling role in the brain’s reward center and may offer a novel target for treating addiction.

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Shaping reward circuits

May. 18, 2018—Using techniques to control and monitor the activities of individual neurons, Vanderbilt investigators are probing the brain’s reward circuitry.

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An immune regulator of addiction

Aug. 4, 2017—Although drug addiction is classically studied in a neuron-centric way, Vanderbilt researchers have discovered that the immune system also plays a critical role.

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Probing drug abuse circuitry

Nov. 4, 2016—Vanderbilt researchers have identified cocaine-induced modifications at specific neuronal connections, which could aid the development of new therapies for substance abuse disorders.

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Optogenetics sheds new light on brain’s behavior modulators

Nov. 6, 2014—A new light-based technology is allowing scientists to peer deep into the brain and alter animal behavior with the “flip of a switch.”

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