A synaptic locus of song learning
Learning by imitation is the foundation for verbal and musical expression, but its underlying neural basis remains obscure. A juvenile male zebra finch imitates the multisyllabic song of an adult tutor in a process that depends on a song-specialized cortico-basal ganglia circuit, affording a powerful system to identify the synaptic substrates of imitative motor learning. Plasticity at a particular set of cortico-basal ganglia synapses is hypothesized to drive rapid learning-related changes in song before these changes are subsequently consolidated in downstream circuits. Nevertheless, this hypothesis is untested and the synaptic locus where learning initially occurs is unknown. By combining a computational framework to quantify song learning with synapse-specific optogenetic and chemogenetic manipulations within and directly downstream of the cortico-basal ganglia circuit, we identified the specific cortico-basal ganglia synapses that drive the acquisition and expression of rapid vocal changes during juvenile song learning and characterized the hours-long timescale over which these changes consolidate. Furthermore, transiently augmenting postsynaptic activity in the basal ganglia briefly accelerates learning rates and persistently alters song, demonstrating a direct link between basal ganglia activity and rapid learning. These results localize the specific cortico-basal ganglia synapses that enable a juvenile songbird to learn to sing and reveal the circuit logic and behavioral timescales of this imitative learning paradigm. ### Competing Interest Statement The authors have declared no competing interest. National Institutes of Health, K99 NS144525 (DCS), F32 MH132152 (DCS), F31 HD098772 (SB), R01 NS099288 (RM), RF1 NS118424 (RM and JP)
Where does learning through imitation happen in the brain?
In juvenile zebra finches, we pinpoint a synaptic locus of song learning in a cortico-basal ganglia circuit and leverage this localization to measure the timescale of consolidation and make birds learn faster! #neuroskyence (1/14)
21.01.2026 16:39 β π 71 π 26 π¬ 5 π 7
Ontogeny of the spinal cord dorsal horn
The dorsal horn of the mammalian spinal cord is organized into laminae where each layer is populated by different neuron types, has distinctive circuit connections, and plays specialized roles in beha...
Excited to share @rbrianroome.bsky.social βs beautiful paper on development of the dorsal horn of the mouse spinal cord @science.org
This is how the anatomical organization and cell types that process pain, touch, body position and more are laid down.
www.science.org/doi/10.1126/...
08.01.2026 19:59 β π 132 π 41 π¬ 10 π 2
Congratulations, Ariel! It looks great.
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Now out in @nature.com: Our study discovering a neural circuit in Drosophila that predictively inhibits proprioceptor axons during voluntary leg movements, such as walking and grooming. www.nature.com/articles/s41...
17.09.2025 15:14 β π 72 π 30 π¬ 4 π 2
We are hiring a new research assistant! Official job post to follow. Please reach out or visit markrossilab.org if you are interested.
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π£π£π£ This is a call for PhD students in neuroscience!
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Deadline extended to April 11th!
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And science continues⦠check out our new work led by @rbrianroome.bsky.social
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Same here. I've been pushing hard the past 6 months on my resubmission! Now what?
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π£π£π£
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Are you a senior PhD student in neuroscience? π§
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Looking for career development opportunities?πΌ
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Please RT!
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CoNNExINS
CoNNExINS (Colloquium at NYU for Networking: Extramural for Invited Neuroscience Students)
We are now accepting applications for 2025 Connexins! This is an in person symposium for senior graduate students to share their works with the NYU neuroscience community. Please RT!!! wp.nyu.edu/connexins/
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It's official, the Rich lab is now part of the Center for Neural Science at NYU! I'm thrilled to be joining CNS! At the same time, I'll miss my amazing colleagues at Sinai (even though we're not going far).
Here's to new adventures in the new year!π₯
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This year WPI reformulated Kwik-Cast to have a lower concentration of pigment. This increases the shelf stability of the product but unfortunately makes it transparent. Are there alternative cold-curing and biocompatible products?
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old school π€ new school
old school π€ new school
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Assistant Professor at Cold Spring Harbor Laboratory. Neuroscientist. Loves explaining. Bibliophile. Amateur singer. Eternal optimist. Writes the occasional paper. Lab website - www.arkabanerjeelab.com
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𧬠B.S. x2 @CMU.edu
Postdoc @Rutgers in Mark Rossi Lab | PhD Graduate in Behavioral Neuroscience @Boulder, CO from Dave Root Lab
neuroscience and behavior in parrots and songbirds
Simons junior fellow and post-doc at NYU Langone studying vocal communication, PhD MIT brain and cognitive sciences
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