Deleting Mecp2 from the cerebellum rather than its neuronal subtypes causes a delay in motor learning in mice

NP Achilly, L He, OA Kim, S Ohmae, GJ Wojaczynski… - Elife, 2021 - elifesciences.org
… Therefore, we hypothesized that the motor learning deficits in cerebellar KO mice originate
from the loss of Mecp2 in excitatory granule cells, inhibitory Purkinje cells, and/or molecular …

[HTML][HTML] Motor learning selectively strengthens cortical and striatal synapses of motor engram neurons

FJ Hwang, RH Roth, YW Wu, Y Sun, DK Kwon, Y Liu… - Neuron, 2022 - cell.com
… skills require plasticity in the motor cortex and striatum, two key motor regions of the … motor
learning to form a memory engram remains unknown. Here, we train mice on a motor learning

Enhancing motor learning by increasing the stability of newly formed dendritic spines in the motor cortex

E Albarran, A Raissi, O Jáidar, CJ Shatz, JB Ding - Neuron, 2021 - cell.com
… To investigate the relationship between increased spine formation, spine survival, and
enhanced motor learning in PirB −/− mice, a longitudinal experiment that combined chronic in …

Induction of BDNF expression in layer II/III and layer V neurons of the motor cortex is essential for motor learning

T Andreska, S Rauskolb, N Schukraft… - Journal of …, 2020 - Soc Neuroscience
… Reduced expression of cortical BDNF in 3-month-old mice results in impaired motor learning
while space memory is preserved. These findings suggest that activity regulates BDNF …

Motor learning requires myelination to reduce asynchrony and spontaneity in neural activity

D Kato, H Wake, PR Lee, Y Tachibana, R Ono, S Sugio… - Glia, 2020 - Wiley Online Library
motor cortex during motor learning in transgenic mice with a subtle impairment of their myelin.
This deficit in myelin impaired motor learning… axon terminals restored motor learning. Thus…

Cortical synaptic AMPA receptor plasticity during motor learning

RH Roth, RH Cudmore, HL Tan, I Hong, Y Zhang… - Neuron, 2020 - cell.com
… We trained mice on a forelimb reaching motor task and repeatedly imaged surface expression
levels of the AMPAR subunit GluA1 on the same dendritic segments of layer 5 neurons in …

Sensory experience remodels genome architecture in neural circuit to drive motor learning

T Yamada, Y Yang, P Valnegri, I Juric, A Abnousi… - Nature, 2019 - nature.com
… By contrast, optostimulation of granule neurons in lobule IX as the CS or of distinct types
of control mice failed to induce motor learning (Fig. 1j, Extended Data Fig. 2c, d). …

Delayed motor learning in a 16p11. 2 deletion mouse model of autism is rescued by locus coeruleus activation

X Yin, N Jones, J Yang, N Asraoui, ME Mathieu… - Nature …, 2021 - nature.com
… Here, we reveal that micemotor learning without showing gross motor deficits. Using in
vivo two-photon imaging in awake mice, we find that layer 2/3 excitatory neurons in the motor

Motor learning promotes remyelination via new and surviving oligodendrocytes

CM Bacmeister, HJ Barr, CR McClain… - Nature …, 2020 - nature.com
… To control for motor activity rather than motor learning, mice were trained pre-cuprizone
administration and rehearsed the forelimb reach task post-cuprizone treatment (Extended Data …

Motor learning drives dynamic patterns of intermittent myelination on learning-activated axons

CM Bacmeister, R Huang, LA Osso, MA Thornton… - Nature …, 2022 - nature.com
… -activated neurons and their associated axons were permanently labeled with tdTomato
only in mice that received both motor learning and 4-OHT administration. Untrained …