James Howells

Central Clinical School, University of Sydney

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JoVE Journal Publications

ArticleTotal : 1	Year
Publication title Cited by 6	2021

Other Publications

Article	Year
Motor unit changes in children with symptomatic spinal muscular atrophy treated with nusinersen. Journal of neurology, neurosurgery, and psychiatry\| PubMed ID: 33106369	2020
Axonal excitability measured by tracking twitch contraction force. Muscle & nerve\| PubMed ID: 15372538	2004
After-effects of near-threshold stimulation in single human motor axons. The Journal of physiology\| PubMed ID: 15746167	2005
Augmentation of the contraction force of human thenar muscles by and during brief discharge trains. Muscle & nerve\| PubMed ID: 16435342	2006
Outwardly rectifying deflections in threshold electrotonus due to K+ conductances. The Journal of physiology\| PubMed ID: 17272346	2007
Plasticity of inwardly rectifying conductances following a corticospinal lesion in human subjects. The Journal of physiology\| PubMed ID: 17363389	2007
Inflections in threshold electrotonus to depolarizing currents in sensory axons. Muscle & nerve\| PubMed ID: 17654562	2007
Up-regulation of slow K(+) channels in peripheral motor axons: a transcriptional channelopathy in multiple sclerosis. Brain : a journal of neurology\| PubMed ID: 18697908	2008
Threshold behaviour of human axons explored using subthreshold perturbations to membrane potential. The Journal of physiology\| PubMed ID: 19047204	2009
Properties of low-threshold motor axons in the human median nerve. The Journal of physiology\| PubMed ID: 20478975	2010
The voltage dependence of I(h) in human myelinated axons. The Journal of physiology\| PubMed ID: 22310314	2012
Effects of hemodiafiltration and high flux hemodialysis on nerve excitability in end-stage kidney disease. PloS one\| PubMed ID: 23536855	2013
Excitability and the safety margin in human axons during hyperthermia. The Journal of physiology\| PubMed ID: 23613528	2013
Evidence for a causal relationship between hyperkalaemia and axonal dysfunction in end-stage kidney disease. Clinical neurophysiology : official journal of the International Federation of Clinical Neurophysiology\| PubMed ID: 23867066	2014
Axonal excitability in X-linked dominant Charcot Marie Tooth disease. Clinical neurophysiology : official journal of the International Federation of Clinical Neurophysiology\| PubMed ID: 24290847	2014
Segmental motoneuronal dysfunction is a feature of amyotrophic lateral sclerosis. Clinical neurophysiology : official journal of the International Federation of Clinical Neurophysiology\| PubMed ID: 25220597	2015
Axonal ion channel dysfunction in c9orf72 familial amyotrophic lateral sclerosis. JAMA neurology\| PubMed ID: 25384182	2015
Sensitivity and specificity of threshold tracking transcranial magnetic stimulation for diagnosis of amyotrophic lateral sclerosis: a prospective study. The Lancet. Neurology\| PubMed ID: 25843898	2015
Increased HCN channel driven inward rectification in benign cramp fasciculation syndrome. Brain : a journal of neurology\| PubMed ID: 26342125	2015
Cortical Function in Asymptomatic Carriers and Patients With C9orf72 Amyotrophic Lateral Sclerosis. JAMA neurology\| PubMed ID: 26348842	2015
In vivo evidence of reduced nodal and paranodal conductances in type 1 diabetes. Clinical neurophysiology : official journal of the International Federation of Clinical Neurophysiology\| PubMed ID: 26725257	2016
Accommodation to hyperpolarization of human axons assessed in the frequency domain. Journal of neurophysiology\| PubMed ID: 27098023	2016
Threshold tracking transcranial magnetic stimulation: Effects of age and gender on motor cortical function. Clinical neurophysiology : official journal of the International Federation of Clinical Neurophysiology\| PubMed ID: 27178853	2016
Effect of fampridine on axonal excitability in multiple sclerosis. Clinical neurophysiology : official journal of the International Federation of Clinical Neurophysiology\| PubMed ID: 27291883	2016
Motor cortical function determines prognosis in sporadic ALS. Neurology\| PubMed ID: 27402895	2016
Laterality of motor cortical function measured by transcranial magnetic stimulation threshold tracking. Muscle & nerve\| PubMed ID: 27511622	2017
Differentiating lower motor neuron syndromes. Journal of neurology, neurosurgery, and psychiatry\| PubMed ID: 28003344	2017
Burning pain: axonal dysfunction in erythromelalgia. Pain\| PubMed ID: 28134657	2017
Diuretic-sensitive electroneutral Na movement and temperature effects on central axons. The Journal of physiology\| PubMed ID: 28213919	2017
Peripheral nerve diffusion tensor imaging as a measure of disease progression in ALS. Journal of neurology\| PubMed ID: 28265751	2017
The evolution of motor cortical dysfunction in amyotrophic lateral sclerosis. Clinical neurophysiology : official journal of the International Federation of Clinical Neurophysiology\| PubMed ID: 28400096	2017
In vivo assessment of neurological channelopathies: Application of peripheral nerve excitability studies. Neuropharmacology\| PubMed ID: 28476643	2018
Cortical function and corticomotoneuronal adaptation in monomelic amyotrophy. Clinical neurophysiology : official journal of the International Federation of Clinical Neurophysiology\| PubMed ID: 28624492	2017
Motor unit remodelling in multifocal motor neuropathy: The importance of axonal loss. Clinical neurophysiology : official journal of the International Federation of Clinical Neurophysiology\| PubMed ID: 28837908	2017
Neurofascin-155 IGG4 Neuropathy: Pathophysiological Insights, Spectrum of Clinical Severity and Response To treatment. Muscle & nerve\| PubMed ID: 29130507	2018
Tracking small sensory nerve action potentials in human axonal excitability studies. Journal of neuroscience methods\| PubMed ID: 29444448	2018
Inter-session reliability of short-interval intracortical inhibition measured by threshold tracking TMS. Neuroscience letters\| PubMed ID: 29501687	2018
Excitability of sensory axons in amyotrophic lateral sclerosis. Clinical neurophysiology : official journal of the International Federation of Clinical Neurophysiology\| PubMed ID: 29661595	2018
Physiological Processes Underlying Short Interval Intracortical Facilitation in the Human Motor Cortex. Frontiers in neuroscience\| PubMed ID: 29695952	2018
Primary lateral sclerosis and the amyotrophic lateral sclerosis-frontotemporal dementia spectrum. Journal of neurology\| PubMed ID: 29868980	2018
A unified model of the excitability of mouse sensory and motor axons. Journal of the peripheral nervous system : JPNS\| PubMed ID: 29920851	2018
Anti-MAG neuropathy: Role of IgM antibodies, the paranodal junction and juxtaparanodal potassium channels. Clinical neurophysiology : official journal of the International Federation of Clinical Neurophysiology\| PubMed ID: 30144659	2018
In vivo evidence for reduced ion channel expression in motor axons of patients with amyotrophic lateral sclerosis. The Journal of physiology\| PubMed ID: 30175403	2018
I contributes to increased motoneuron excitability in restless legs syndrome. The Journal of physiology\| PubMed ID: 30430565	2019
Utility of threshold tracking transcranial magnetic stimulation in ALS. Clinical neurophysiology practice\| PubMed ID: 30560220	2018
Amyotrophic lateral sclerosis diagnostic index: Toward a personalized diagnosis of ALS. Neurology\| PubMed ID: 30709964	2019
The effect of coil type and limb dominance in the assessment of lower-limb motor cortex excitability using TMS. Neuroscience letters\| PubMed ID: 30710665	2019
Early focality and spread of cortical dysfunction in amyotrophic lateral sclerosis: A regional study across the motor cortices. Clinical neurophysiology : official journal of the International Federation of Clinical Neurophysiology\| PubMed ID: 31959568	2020
Interrogating interneurone function using threshold tracking of the H reflex in healthy subjects and patients with motor neurone disease. Clinical neurophysiology : official journal of the International Federation of Clinical Neurophysiology\| PubMed ID: 32336595	2020
Acute changes in nerve excitability following oxaliplatin treatment in mice. Journal of neurophysiology\| PubMed ID: 32519566	2020
Neuropathy in sporadic inclusion body myositis: A multi-modality neurophysiological study. Clinical neurophysiology : official journal of the International Federation of Clinical Neurophysiology\| PubMed ID: 32928695	2020
Short-interval intracortical inhibition as a function of inter-stimulus interval: Three methods compared. Brain stimulation\| PubMed ID: 33166726	2021
Electrophysiological investigation of motor axonal excitability in a mouse model of nerve constriction injury. Journal of the peripheral nervous system : JPNS\| PubMed ID: 33432642	2021
Comparison of figure-of-8 and circular coils for threshold tracking transcranial magnetic stimulation measurements. Neurophysiologie clinique = Clinical neurophysiology\| PubMed ID: 33468370	2021
Motor cortical excitability predicts cognitive phenotypes in amyotrophic lateral sclerosis. Scientific reports\| PubMed ID: 33500476	2021
Early diagnosis of amyotrophic lateral sclerosis by threshold tracking and conventional transcranial magnetic stimulation. European journal of neurology\| PubMed ID: 34233060	2021