Works by Johnston, Leigh A.

Results: 47

A general model for head and neck auto‐segmentation with patient pre‐treatment imaging during adaptive radiation therapy.

Published in:

Medical Physics, 2025, v. 52, n. 6, p. 4590, doi. 10.1002/mp.17732

By:

Clark, Brett;
Hardcastle, Nicholas;
Gaudreault, Mathieu;
Johnston, Leigh A.;
Korte, James C.

Publication type:

Article

Instruction Increases Canadian Students' Preference for and Use of Lateral Reading Strategies to Fact-Check Online Information.

Published in:

AERA Open, 2023, v. 9, p. 1, doi. 10.1177/23328584231192106

By:

Brodsky, Jessica E.;
Brooks, Patricia J.;
Pavlounis, Dimitri;
Johnston, Jessica Leigh

Publication type:

Article

A Prolonged Outbreak of Enteric Fever Associated With Illegal Miners in the City of Matlosana, South Africa, November 2020–September 2022.

Published in:

Open Forum Infectious Diseases, 2024, v. 11, n. 3, p. 1, doi. 10.1093/ofid/ofae118

By:

Sekwadi, Phuti;
Smith, Anthony Marius;
Maruma, Wellington;
Mongologa, Gift;
Tsele, Grace;
Ngomane, Mimmy;
Tau, Nomsa;
Williams, Shannon;
Disenyeng, Bolele;
Sebiloane, Mahlaku;
Johnston, Leigh;
Erasmus, Linda;
Thomas, Juno

Publication type:

Article

Predicting individual improvement in schizophrenia symptom severity at 1‐year follow‐up: Comparison of connectomic, structural, and clinical predictors.

Published in:

Human Brain Mapping, 2020, v. 41, n. 12, p. 3342, doi. 10.1002/hbm.25020

By:

Kottaram, Akhil;
Johnston, Leigh A.;
Tian, Ye;
Ganella, Eleni P.;
Laskaris, Liliana;
Cocchi, Luca;
McGorry, Patrick;
Pantelis, Christos;
Kotagiri, Ramamohanarao;
Cropley, Vanessa;
Zalesky, Andrew

Publication type:

Article

Brain network dynamics in schizophrenia: Reduced dynamism of the default mode network.

Published in:

Human Brain Mapping, 2019, v. 40, n. 7, p. 2212, doi. 10.1002/hbm.24519

By:

Kottaram, Akhil;
Johnston, Leigh A.;
Cocchi, Luca;
Ganella, Eleni P.;
Everall, Ian;
Pantelis, Christos;
Kotagiri, Ramamohanarao;
Zalesky, Andrew

Publication type:

Article

Spatio‐temporal dynamics of resting‐state brain networks improve single‐subject prediction of schizophrenia diagnosis.

Published in:

Human Brain Mapping, 2018, v. 39, n. 9, p. 3663, doi. 10.1002/hbm.24202

By:

Kottaram, Akhil;
Johnston, Leigh;
Ganella, Eleni;
Pantelis, Christos;
Kotagiri, Ramamohanarao;
Zalesky, Andrew

Publication type:

Article

A review of β-amyloid neuroimaging in Alzheimer's disease.

Published in:

Frontiers in Neuroscience, 2014, v. 8, p. 1, doi. 10.3389/fnins.2014.00327

By:

Adlard, Paul A.;
Tran, Bob A.;
Finkelstein, David I.;
Desmond, Patricia M.;
Johnston, Leigh A.;
Bush, Ashley I.;
Egan, Gary F.

Publication type:

Article

Long-term structural brain changes in adult rats after mild ischaemic stroke.

Published in:

Brain Communications, 2022, v. 4, n. 4, p. 1, doi. 10.1093/braincomms/fcac185

By:

Syeda, Warda;
Ermine, Charlotte M.;
Khilf, Mohamed Salah;
Wright, David;
Brait, Vanessa H.;
Nithianantharajah, Jess;
Kolbe, Scott;
Johnston, Leigh A.;
Thompson, Lachlan H.;
Brodtmann, Amy

Publication type:

Article

Extending Communication for Patients with Disorders of Consciousness.

Published in:

Journal of Neuroimaging, 2014, v. 24, n. 1, p. 31, doi. 10.1111/j.1552-6569.2012.00744.x

By:

Liang, Xingwen;
Kuhlmann, Levin;
Johnston, Leigh A.;
Grayden, David B.;
Vogrin, Simon;
Crossley, Rosemary;
Fuller, Karen;
Lourensz, Mark;
Cook, Mark J.

Publication type:

Article

Correcting for Non-stationarity in BOLD-fMRI Connectivity Analyses.

Published in:

Frontiers in Neuroscience, 2021, v. 14, p. N.PAG, doi. 10.3389/fnins.2021.574979

By:

Davey, Catherine E.;
Grayden, David B.;
Johnston, Leigh A.

Publication type:

Article

Sodium selenate retards epileptogenesis in acquired epilepsy models reversing changes in protein phosphatase 2A and hyperphosphorylated tau.

Published in:

2016

By:

Shi-jie Liu;
Ping Zheng;
Wright, David K.;
Dezsi, Gabi;
Braine, Emma;
Thanh Nguyen;
Corcoran, Niall M.;
Johnston, Leigh A.;
Hovens, Christopher M.;
Mayo, Jamie N.;
Hudson, Matthew;
Shultz, Sandy R.;
Jones, Nigel C.;
O'Brien, Terence J.;
Liu, Shi-Jie;
Zheng, Ping;
Nguyen, Thanh

Publication type:

journal article

Sodium selenate reduces hyperphosphorylated tau and improves outcomes after traumatic brain injury.

Published in:

Brain: A Journal of Neurology, 2015, v. 138, n. 5, p. 1297, doi. 10.1093/brain/awv053

By:

Shultz, Sandy R.;
Wright, David K.;
Ping Zheng;
Stuchbery, Ryan;
Shi-Jie Liu;
Sashindranath, Maithili;
Medcalf, Robert L.;
Johnston, Leigh A.;
Hovens, Christopher M.;
Jones, Nigel C.;
O'Brien, Terence J.

Publication type:

Article

Exploring the association between tau‐PET and Aβ‐amyloid Centiloid value using deep learning.

Published in:

Alzheimer's & Dementia: The Journal of the Alzheimer's Association, 2023, v. 19, p. 1, doi. 10.1002/alz.064981

By:

Ruwanpathirana, Gihan P;
Williams, Robert;
Masters, Colin L.;
Rowe, Christopher C.;
Johnston, Leigh A;
Davey, Catherine E

Publication type:

Article

Behavioral, blood, and magnetic resonance imaging biomarkers of experimental mild traumatic brain injury.

Published in:

Scientific Reports, 2016, p. 28713, doi. 10.1038/srep28713

By:

Wright, David K.;
Trezise, Jack;
Kamnaksh, Alaa;
Bekdash, Ramsey;
Johnston, Leigh A.;
Ordidge, Roger;
Semple, Bridgette D.;
Gardner, Andrew J.;
Stanwell, Peter;
O'Brien, Terence J.;
Agoston, Denes V.;
Shultz, Sandy R.

Publication type:

Article

Impact of PET Reconstruction on Amyloid-β Quantitation in Cross-Sectional and Longitudinal Analyses.

Published in:

Journal of Nuclear Medicine, 2024, v. 65, n. 5, p. 781, doi. 10.2967/jnumed.123.266188

By:

Ruwanpathirana, Gihan P.;
Williams, Robert C.;
Masters, Colin L.;
Rowe, Christopher C.;
Johnston, Leigh A.;
Davey, Catherine E.

Publication type:

Article

Longitudinal hippocampal volumetric changes in mice following brain infarction.

Published in:

Scientific Reports, 2021, v. 11, n. 1, p. 1, doi. 10.1038/s41598-021-88284-7

By:

Brait, Vanessa H.;
Wright, David K.;
Nategh, Mohsen;
Oman, Alexander;
Syeda, Warda T.;
Ermine, Charlotte M.;
O'Brien, Katrina R.;
Werden, Emilio;
Churilov, Leonid;
Johnston, Leigh A.;
Thompson, Lachlan H.;
Nithianantharajah, Jess;
Jackman, Katherine A.;
Brodtmann, Amy

Publication type:

Article

The Subplate: A Potential Driver of Cortical Folding?

Published in:

Cerebral Cortex, 2019, v. 29, n. 11, p. 4697, doi. 10.1093/cercor/bhz003

By:

Rana, Shreya;
Shishegar, Rosita;
Quezada, Sebastian;
Johnston, Leigh;
Walker, David W;
Tolcos, Mary

Publication type:

Article

Traumatic Brain Injury Results in Cellular, Structural and Functional Changes Resembling Motor Neuron Disease.

Published in:

Cerebral Cortex, 2017, v. 27, n. 9, p. 4503, doi. 10.1093/cercor/bhw254

By:

Wright, David K.;
Shijie Liu;
van der Poel, Chris;
McDonald, Stuart J.;
Brady, Rhys D.;
Taylor, Lily;
Li Yang;
Gardner, Andrew J.;
Ordidge, Roger;
O'Brien, Terence J.;
Johnston, Leigh A.;
Shultz, Sandy R.

Publication type:

Article

Altered Speeds and Trajectories of Neurons Migrating in the Ventricular and Subventricular Zones of the Reeler Neocortex.

Published in:

Cerebral Cortex, 2011, v. 21, n. 5, p. 1018, doi. 10.1093/cercor/bhq168

By:

Britto, Joanne M.;
Tait, Karen J.;
Johnston, Leigh A.;
Hammond, Vicki E.;
Kalloniatis, Michael;
Tan, Seong-Seng

Publication type:

Article

Determinants of sub-optimal glycemic control among patients enrolled in a medicine dispensing programme in KwaZulu-Natal: A cohort study, 2018-2021.

Published in:

African Journal of Primary Health Care & Family Medicine, 2024, v. 16, n. 1, p. 1, doi. 10.4102/phcfm.v16i1.4336

By:

Johnston, Leigh C.;
Piotie, Patrick Ngassa;
Maposa, Innocent;
Singh, Sandhya;
Kuonza, Lazarus;
De Voux, Alex

Publication type:

Article

A Comprehensive Atlas of the Adult Mouse Penis.

Published in:

Sexual Development, 2015, v. 9, n. 3, p. 162, doi. 10.1159/000431010

By:

Phillips, Tiffany R.;
Wright, David K.;
Gradie, Paul E.;
Johnston, Leigh a.;
Pask, andrew J.

Publication type:

Article

Spatially dependent filtering for removing phase distortions at the cortical surface.

Published in:

Magnetic Resonance in Medicine, 2011, v. 66, n. 3, p. spcone, doi. 10.1002/mrm.22825

By:

Ng, Amanda;
Johnston, Leigh;
Chen, Zhaolin;
Cho, Zang-Hee;
Zhang, Jingxin;
Egan, Gary

Publication type:

Article

Spatially dependent filtering for removing phase distortions at the cortical surface.

Published in:

Magnetic Resonance in Medicine, 2011, v. 66, n. 3, p. 784, doi. 10.1002/mrm.22825

By:

Ng, Amanda;
Johnston, Leigh;
Chen, Zhaolin;
Cho, Zang-Hee;
Zhang, Jingxin;
Egan, Gary

Publication type:

Article

IIR GRAPPA for parallel MR image reconstruction.

Published in:

Magnetic Resonance in Medicine, 2010, v. 63, n. 2, p. 502, doi. 10.1002/mrm.22197

By:

Chen, Zhaolin;
Zhang, Jingxin;
Yang, Ran;
Kellman, Peter;
Johnston, Leigh A.;
Egan, Gary F.

Publication type:

Article

The equivalence of linear Gaussian connectivity techniques.

Published in:

Human Brain Mapping, 2013, v. 34, n. 9, p. 1999, doi. 10.1002/hbm.22043

By:

Davey, Catherine E.;
Grayden, David B.;
Gavrilescu, Maria;
Egan, Gary F.;
Johnston, Leigh A.

Publication type:

Article

Diffusion tensor imaging of the optic radiations after optic neuritis.

Published in:

Human Brain Mapping, 2012, v. 33, n. 9, p. 2047, doi. 10.1002/hbm.21343

By:

Kolbe, Scott;
Bajraszewski, Clare;
Chapman, Caron;
Nguyen, Tan;
Mitchell, Peter;
Paine, Mark;
Butzkueven, Helmut;
Johnston, Leigh;
Kilpatrick, Trevor;
Egan, Gary

Publication type:

Article

The power of spectral density analysis for mapping endogenous BOLD signal fluctuations.

Published in:

Human Brain Mapping, 2008, v. 29, n. 7, p. 778, doi. 10.1002/hbm.20601

By:

Duff, Eugene P.;
Johnston, Leigh A.;
Xiong, Jinhu;
Fox, Peter T.;
Mareels, Iven;
Egan, Gary F.

Publication type:

Article

White matter changes following experimental pediatric traumatic brain injury: an advanced diffusion-weighted imaging investigation.

Published in:

Brain Imaging & Behavior, 2021, v. 15, n. 6, p. 2766, doi. 10.1007/s11682-020-00433-0

By:

Zamani, Akram;
O'Brien, Terence J.;
Kershaw, Jeff;
Johnston, Leigh A.;
Semple, Bridgette D.;
Wright, David K.

Publication type:

Article

Diffusion Tensor Imaging in Huntington's disease reveals distinct patterns of white matter degeneration associated with motor and cognitive deficits.

Published in:

Brain Imaging & Behavior, 2011, v. 5, n. 3, p. 171, doi. 10.1007/s11682-011-9121-8

By:

Bohanna, India;
Georgiou-Karistianis, Nellie;
Sritharan, Anusha;
Asadi, Hamed;
Johnston, Leigh;
Churchyard, Andrew;
Egan, Gary

Publication type:

Article

Continuous monitoring of plant sodium transport dynamics using clinical PET.

Published in:

Plant Methods, 2021, v. 17, n. 1, p. 1, doi. 10.1186/s13007-021-00707-8

By:

Ruwanpathirana, Gihan P.;
Plett, Darren C.;
Williams, Robert C.;
Davey, Catherine E.;
Johnston, Leigh A.;
Kronzucker, Herbert J.

Publication type:

Article

Ultrahigh field brain magnetic resonance imaging using semiadiabatic radiofrequency pulses.

Published in:

NMR in Biomedicine, 2022, v. 35, n. 6, p. 1, doi. 10.1002/nbm.4672

By:

Ordidge, Roger;
Blunck, Yasmin;
Glarin, Rebecca;
Moffat, Bradford;
Johnston, Leigh

Publication type:

Article

Chronic intermittent toluene inhalation during adolescence in rats results in circuit level dysfunction in the absence of overt neuropathology.

Published in:

International Journal of Developmental Neuroscience, 2015, v. 47, p. 131, doi. 10.1016/j.ijdevneu.2015.04.352

By:

Duncan, Jhodie R.;
Dick, Alec L.W.;
Beringer, Katherine;
Wright, David K.;
Johnston, Leigh A.;
Lawrence, Andrew J.

Publication type:

Article

Anti-lysophosphatidic acid antibodies improve traumatic brain injury outcomes.

Published in:

Journal of Neuroinflammation, 2014, v. 11, n. 1, p. 1, doi. 10.1186/1742-2094-11-37

By:

Crack, Peter J.;
Zhang, Moses;
Morganti-Kossmann, Maria Cristina;
Morris, Andrew J.;
Wojciak, Jonathan M.;
Fleming, Jonathan K.;
Karve, Ila;
Wright, David;
Sashindranath, Maithili;
Goldshmit, Yona;
Conquest, Alison;
Daglas, Maria;
Johnston, Leigh A.;
Medcalf, Robert L.;
Sabbadini, Roger A.;
Pébay, Alice

Publication type:

Article

Anti-lysophosphatidic acid antibodies improve traumatic brain injury outcomes.

Published in:

2014

By:

Crack, Peter J;
Zhang, Moses;
Morganti-Kossmann, Maria Cristina;
Morris, Andrew J;
Wojciak, Jonathan M;
Fleming, Jonathan K;
Karve, Ila;
Wright, David;
Sashindranath, Maithili;
Goldshmit, Yona;
Conquest, Alison;
Daglas, Maria;
Johnston, Leigh A;
Medcalf, Robert L;
Sabbadini, Roger A;
Pébay, Alice

Publication type:

journal article

Repeated mild traumatic brain injuries induce persistent changes in plasma protein and magnetic resonance imaging biomarkers in the rat.

Published in:

Scientific Reports, 2019, v. 9, n. 1, p. N.PAG, doi. 10.1038/s41598-019-51267-w

By:

Wright, David K.;
Brady, Rhys D.;
Kamnaksh, Alaa;
Trezise, Jack;
Sun, Mujun;
McDonald, Stuart J.;
Mychasiuk, Richelle;
Kolbe, Scott C.;
Law, Meng;
Johnston, Leigh A.;
O'Brien, Terence J.;
Agoston, Denes V.;
Shultz, Sandy R.

Publication type:

Article

Transfer learning for auto‐segmentation of 17 organs‐at‐risk in the head and neck: Bridging the gap between institutional and public datasets.

Published in:

Medical Physics, 2024, v. 51, n. 7, p. 4767, doi. 10.1002/mp.16997

By:

Clark, Brett;
Hardcastle, Nicholas;
Johnston, Leigh A.;
Korte, James

Publication type:

Article

Inter‐scanner Aβ‐PET harmonization using barrel phantom spatial resolution matching.

Published in:

Alzheimer's & Dementia: Diagnosis, Assessment & Disease Monitoring, 2024, v. 16, n. 1, p. 1, doi. 10.1002/dad2.12561

By:

Ruwanpathirana, Gihan P.;
Williams, Robert C.;
Masters, Colin L.;
Rowe, Christopher C.;
Johnston, Leigh A.;
Davey, Catherine E.

Publication type:

Article

Mapping the association between tau-PET and Aβ-amyloid-PET using deep learning.

Published in:

Scientific Reports, 2022, v. 12, n. 1, p. 1, doi. 10.1038/s41598-022-18963-6

By:

Ruwanpathirana, Gihan P.;
Williams, Robert C.;
Masters, Colin L.;
Rowe, Christopher C.;
Johnston, Leigh A.;
Davey, Catherine E.

Publication type:

Article

Mapping the association between tau-PET and Aβ-amyloid-PET using deep learning.

Published in:

Scientific Reports, 2022, v. 12, n. 1, p. 1, doi. 10.1038/s41598-022-18963-6

By:

Ruwanpathirana, Gihan P.;
Williams, Robert C.;
Masters, Colin L.;
Rowe, Christopher C.;
Johnston, Leigh A.;
Davey, Catherine E.

Publication type:

Article

Recovering high‐quality fiber orientation distributions from a reduced number of diffusion‐weighted images using a model‐driven deep learning architecture.

Published in:

Magnetic Resonance in Medicine, 2024, v. 92, n. 5, p. 2193, doi. 10.1002/mrm.30187

By:

Bartlett, Joseph J.;
Davey, Catherine E.;
Johnston, Leigh A.;
Duan, Jinming

Publication type:

Article

What can we gain from subpopulation universal pulses? A simulation‐based study.

Published in:

Magnetic Resonance in Medicine, 2024, v. 91, n. 2, p. 570, doi. 10.1002/mrm.29884

By:

Tyshchenko, Igor;
Lévy, Simon;
Jin, Jin;
Tahayori, Bahman;
Blunck, Yasmin;
Johnston, Leigh A.

Publication type:

Article

Hybrid adiabatic pulse with asymmetry (HAPY): An asymmetric adiabatic pulse with an application in pulsed arterial spin labeling at 7T.

Published in:

Magnetic Resonance in Medicine, 2023, v. 90, n. 1, p. 177, doi. 10.1002/mrm.29640

By:

Chi, Didi;
Blunck, Yasmin;
Glarin, Rebecca;
Davey, Catherine E.;
Zhang, Xianyi;
Stäb, Daniel;
Pfeuffer, Josef;
Johnston, Leigh A.;
Jin, Jin

Publication type:

Article

The "Spin‐3/2 Bloch Equation": System matrix formalism of excitation, relaxation, and off‐resonance effects in biological tissue.

Published in:

Magnetic Resonance in Medicine, 2022, v. 88, n. 3, p. 1370, doi. 10.1002/mrm.29276

By:

Wu, Chengchuan;
Blunck, Yasmin;
Johnston, Leigh A.

Publication type:

Article

Compressed sensing effects on quantitative analysis of undersampled human brain sodium MRI.

Published in:

Magnetic Resonance in Medicine, 2020, v. 83, n. 3, p. 1025, doi. 10.1002/mrm.27993

By:

Blunck, Yasmin;
Kolbe, Scott C.;
Moffat, Bradford A.;
Ordidge, Roger J.;
Cleary, Jon O.;
Johnston, Leigh A.

Publication type:

Article

A continuum of T2* components: Flexible fast fraction mapping in sodium MRI.

Published in:

Magnetic Resonance in Medicine, 2019, v. 81, n. 6, p. 3854, doi. 10.1002/mrm.27659

By:

Syeda, Warda;
Blunck, Yasmin;
Kolbe, Scott;
Cleary, Jon O.;
Johnston, Leigh A.

Publication type:

Article

Zero‐gradient‐excitation ramped hybrid encoding (zG<sub>RF</sub>‐RHE) sodium MRI.

Published in:

Magnetic Resonance in Medicine, 2019, v. 81, n. 2, p. 1172, doi. 10.1002/mrm.27484

By:

Blunck, Yasmin;
Moffat, Bradford A.;
Kolbe, Scott C.;
Ordidge, Roger J.;
Cleary, Jon O.;
Johnston, Leigh A.

Publication type:

Article

3D-Multi-Echo Radial Imaging of <sup>23</sup>Na (3D-MERINA) for Time-Efficient Multi-Parameter Tissue Compartment Mapping.

Published in:

Magnetic Resonance in Medicine, 2018, v. 79, n. 4, p. 1950, doi. 10.1002/mrm.26848

By:

Blunck, Yasmin;
Josan, Sonal;
Taqdees, Syeda Warda;
Moffat, Bradford A.;
Ordidge, Roger J.;
Cleary, Jon O.;
Johnston, Leigh A.

Publication type:

Article