[PDF][PDF] Motor unit

CJ Heckman, RM Enoka - Comprehensive physiology, 2012 - drive.google.com
Movement is accomplished by the controlled activation of motor unit populations. Our
understanding of motor unit physiology has been derived from experimental work on the …

Endurance-exercise training adaptations in spinal motoneurones: Potential functional relevance to locomotor output and assessment in humans

KE Power, EJ Lockyer, A Botter, T Vieira… - European Journal of …, 2022 - Springer
It is clear from non-human animal work that spinal motoneurones undergo endurance
training (chronic) and locomotor (acute) related changes in their electrical properties and …

[HTML][HTML] A computational model of motor neuron degeneration

G Le Masson, S Przedborski, LF Abbott - Neuron, 2014 - cell.com
To explore the link between bioenergetics and motor neuron degeneration, we used a
computational model in which detailed morphology and ion conductance are paired with …

[HTML][HTML] Early intrinsic hyperexcitability does not contribute to motoneuron degeneration in amyotrophic lateral sclerosis

F Leroy, B Lamotte d'Incamps, RD Imhoff-Manuel… - Elife, 2014 - elifesciences.org
In amyotrophic lateral sclerosis (ALS) the large motoneurons that innervate the fast-
contracting muscle fibers (F-type motoneurons) are vulnerable and degenerate in …

Active properties of motoneurone dendrites: diffuse descending neuromodulation, focused local inhibition

CJ Heckman, AS Hyngstrom… - The Journal of …, 2008 - Wiley Online Library
The dendrites of spinal motoneurones are highly active, generating a strong persistent
inward current (PIC) that has an enormous impact on processing of synaptic input. The PIC …

Lower motor neuron dysfunction in ALS

M de Carvalho, M Swash - Clinical Neurophysiology, 2016 - Elsevier
In the motor system there is a complex interplay between cortical structures and spinal cord
lower motor neurons (LMN). In this system both inhibitory and excitatory neurons have …

Early Excitability Changes in Lumbar Motoneurons of Transgenic SOD1G85R and SOD1G93A-Low Mice

A Pambo-Pambo, J Durand… - Journal of …, 2009 - journals.physiology.org
This work characterizes the properties of wild-type (WT) mouse motoneurons in the second
postnatal week and compares these at the same age and in the same conditions to those of …

Role of human-induced pluripotent stem cell-derived spinal cord astrocytes in the functional maturation of motor neurons in a multielectrode array system

A Taga, R Dastgheyb, C Habela… - Stem Cells …, 2019 - academic.oup.com
The ability to generate human-induced pluripotent stem cell (hiPSC)-derived neural cells
displaying region-specific phenotypes is of particular interest for modeling central nervous …

Alpha, beta and gamma motoneurons: functional diversity in the motor system's final pathway

M Manuel, D Zytnicki - Journal of integrative neuroscience, 2011 - World Scientific
Since their discovery in the late 19th century our conception of motoneurons has steadily
evolved. Motoneurons share the same general function: they drive the contraction of muscle …

Scaling of motor output, from mouse to humans

M Manuel, M Chardon, V Tysseling… - Physiology, 2019 - journals.physiology.org
Appropriate scaling of motor output from mouse to humans is essential. The motoneurons
that generate all motor output are, however, very different in rodents compared with humans …