Neuromodulation of neurons and synapses

F Nadim, D Bucher - Current opinion in neurobiology, 2014 - Elsevier
Highlights•Modulation of synaptic strength can occur through changes in short-term
plasticity.•Modulators can shape or induce long-term synaptic plasticity.•Modulators can …

[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 …

Modelling spinal circuitry involved in locomotor pattern generation: insights from deletions during fictive locomotion

IA Rybak, NA Shevtsova… - The Journal of …, 2006 - Wiley Online Library
The mammalian spinal cord contains a locomotor central pattern generator (CPG) that can
produce alternating rhythmic activity of flexor and extensor motoneurones in the absence of …

Persistent inward currents in motoneuron dendrites: implications for motor output

CJ Heckman, MA Gorassini… - Muscle & Nerve: Official …, 2005 - Wiley Online Library
The dendrites of motoneurons are not, as once thought, passive conduits for synaptic inputs.
Instead they have voltage‐dependent channels that provide the capacity to generate a very …

Blockade of 5‐HT2 receptors suppresses motor unit firing and estimates of persistent inward currents during voluntary muscle contraction in humans

BI Goodlich, A Del Vecchio, SA Horan… - The Journal of …, 2023 - Wiley Online Library
Serotonergic neuromodulation contributes to enhanced voluntary muscle activation.
However, it is not known how the likely motoneurone receptor candidate (5‐HT2) influences …

General principles of neuronal co-transmission: insights from multiple model systems

E Svensson, J Apergis-Schoute, G Burnstock… - Frontiers in neural …, 2019 - frontiersin.org
It is now accepted that neurons contain and release multiple transmitter substances.
However, we still have only limited insight into the regulation and functional effects of this co …

Serotonin spillover onto the axon initial segment of motoneurons induces central fatigue by inhibiting action potential initiation

F Cotel, R Exley, SJ Cragg… - Proceedings of the …, 2013 - National Acad Sciences
Motor fatigue induced by physical activity is an everyday experience characterized by a
decreased capacity to generate motor force. Factors in both muscles and the central nervous …

Motoneuron Excitability and Muscle Spasms Are Regulated by 5-HT2B and 5-HT2C Receptor Activity

KC Murray, MJ Stephens, EW Ballou… - Journal of …, 2011 - journals.physiology.org
Immediately after spinal cord injury (SCI), a devastating paralysis results from the loss of
brain stem and cortical innervation of spinal neurons that control movement, including a loss …

Neuronal two‐pore‐domain potassium channels and their regulation by G protein‐coupled receptors

A Mathie - The Journal of physiology, 2007 - Wiley Online Library
Leak potassium currents in the nervous system are often carried through two‐pore‐domain
potassium (K2P) channels. These channels are regulated by a number of different G protein …

Receptor-independent actions of cannabinoids on cell membranes: focus on endocannabinoids

M Oz - Pharmacology & therapeutics, 2006 - Elsevier
Cannabinoids are a structurally diverse group of mostly lipophilic molecules that bind to
cannabinoid receptors. In fact, endogenous cannabinoids (endocannabinoids) are a class of …