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R. Gaurav · SciRah

Researcher profile · Semantic Scholar

R. Gaurav

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R. Gaurav — researcher profile on SciRah

h-index: 15
Works: 38
Citations: 850

Most-cited papers

The spatiotemporal changes in dopamine, neuromelanin and iron characterizing Parkinson’s disease
Emma Biondetti, M. Santin, R. Valabrègue, G. Mangone +13 more
2021Brain : a journal of neurology159 citations Open access
Semantic Scholar
Spatiotemporal changes in substantia nigra neuromelanin content in Parkinson's disease.
E. Biondetti, R. Gaurav, L. Yahia-Cherif, G. Mangone +8 more
2020Brain : a journal of neurology108 citations Open access
Semantic Scholar
Longitudinal Changes in Neuromelanin MRI Signal in Parkinson's Disease: A Progression Marker
R. Gaurav, L. Yahia-Cherif, N. Pyatigorskaya, G. Mangone +8 more
2021Movement Disorders93 citations Open access
Semantic Scholar
Magnetic Resonance Imaging Biomarkers to Assess Substantia Nigra Damage in Idiopathic Rapid Eye Movement Sleep Behavior Disorder
N. Pyatigorskaya, R. Gaurav, Dario Arnaldi, Smaranda Leu-Semenescu +5 more
2017Sleep81 citations
Semantic Scholar
Iron Imaging as a Diagnostic Tool for Parkinson's Disease: A Systematic Review and Meta-Analysis
N. Pyatigorskaya, C. Sanz-Morère, R. Gaurav, Emma Biondetti +4 more
2020Frontiers in Neurology72 citations Open access
Semantic Scholar
Automated Categorization of Parkinsonian Syndromes Using Magnetic Resonance Imaging in a Clinical Setting
Lydia Chougar, Johann Faouzi, N. Pyatigorskaya, L. Yahia-Cherif +16 more
2020Movement Disorders54 citations Open access
Semantic Scholar
Multimodal Magnetic Resonance Imaging Quantification of Brain Changes in Progressive Supranuclear Palsy
N. Pyatigorskaya, L. Yahia-Cherif, R. Gaurav, C. Ewenczyk +11 more
2019Movement Disorders37 citations
Semantic Scholar
Deep Learning‐Based Neuromelanin MRI Changes of Isolated REM Sleep Behavior Disorder
R. Gaurav, N. Pyatigorskaya, Emma Biondetti, R. Valabrègue +7 more
2022Movement Disorders33 citations Open access
Semantic Scholar
Parkinson Disease Propagation Using MRI Biomarkers and Partial Least Squares Path Modeling
N. Pyatigorskaya, L. Yahia-Cherif, R. Valabrègue, R. Gaurav +7 more
2020Neurology31 citations
Semantic Scholar
Neuromelanin‐Sensitive Magnetic Resonance Imaging Changes in the Locus Coeruleus/Subcoeruleus Complex in Patients with Typical and Atypical Parkinsonism
A. Nobileau, R. Gaurav, Lydia Chougar, A. Faucher +10 more
2023Movement Disorders30 citations Open access
Semantic Scholar
Regional Selectivity of Neuromelanin Changes in the Substantia Nigra in Atypical Parkinsonism
Lydia Chougar, Emina Arsovic, R. Gaurav, Emma Biondetti +11 more
2022Movement Disorders29 citations Open access
Semantic Scholar
Distinct brain atrophy progression subtypes underlie phenoconversion in isolated REM sleep behaviour disorder
S. Joza, A. Delva, C. Tremblay, A. Vo +80 more
2024medRxiv26 citations Open access
Semantic Scholar
NigraNet: An automatic framework to assess nigral neuromelanin content in early Parkinson’s disease using convolutional neural network
R. Gaurav, R. Valabrègue, L. Yahia-Cherif, G. Mangone +5 more
2022NeuroImage: Clinical26 citations Open access
Semantic Scholar
Early brain iron changes in Parkinson's disease and isolated rapid eye movement sleep behaviour disorder: a four-year longitudinal multimodal quantitative MRI study
R. Gaurav, F. Lejeune, Mathieu D. Santin, R. Valabregue +10 more
2025Brain Communications16 citations
Semantic Scholar
Longitudinal neuromelanin changes in prodromal and early Parkinson’s disease in humans and rat model
J. Pérot, A. Ruze, R. Gaurav, Sana Rebbah +14 more
2024bioRxiv15 citations Open access
Semantic Scholar
Relationship between Substantia Nigra Neuromelanin Imaging and Dual Alpha-Synuclein Labeling of Labial Minor in Salivary Glands in Isolated Rapid Eye Movement Sleep Behavior Disorder and Parkinson’s Disease
G. Mangone, Marion Houot, R. Gaurav, Susana Boluda +10 more
2022Genes12 citations Open access
Semantic Scholar
Multi-cohort machine learning identifies predictors of cognitive impairment in Parkinson’s disease
Rebecca Ting Jiin Loo, L. Pavelka, G. Mangone, F. Khoury +155 more
2025npj Digital Medicine9 citations Open access
Semantic Scholar
Isolated REM Sleep without Atonia Is Not Equivalent to REM Sleep Behavior Disorder in Early‐Stage Parkinson's Disease
P. Dodet, Marion Houot, Smaranda Leu-Semenescu, R. Gaurav +6 more
2024Movement Disorders8 citations Open access
Semantic Scholar
Dopamine denervation in the functional territories of the striatum: a new MR and atlas-based 123I-FP-CIT SPECT quantification method
Nicolas Villain, G. Bera, M. Habert, A. Kas +48 more
2021Journal of neural transmission8 citations
Semantic Scholar
Regional nigral neuromelanin degeneration in asymptomatic leucine-rich repeat kinase 2 gene carrier using MRI
Lin-Lin Gao, R. Gaurav, Pia Ziegner, Jing-Hong Ma +11 more
2024Scientific Reports4 citations Open access
Semantic Scholar
Substantia nigra degeneration in spinocerebellar ataxia 2 and 7 using neuromelanin‐sensitive imaging
Lydia Chougar, G. Coarelli, François-Xavier Lejeune, Pia Ziegner +7 more
2025European Journal of Neurology3 citations Open access
Semantic Scholar
Locus coeruleus degeneration is associated with cortical tau deposition and cognitive decline in older adults at familial risk of Alzheimer’s disease
Alfie R. Wearn, K. M. Onuska, H. R. Shanks, R. Gaurav +10 more
2025bioRxiv2 citations Open access
Semantic Scholar
MRI biomarkers to assess substantia nigra damage in idiopathic REM sleep behavior disorder.
N. Pyatigorskaya, R. Gaurav, Dario Arnaldi, Smaranda Leu-Semenescu +5 more
20172 citations
Semantic Scholar
Linking polygenic risk scores to dopaminergic neuron loss using neuromelanin-sensitive imaging.
A. Lanore, R. Gaurav, F. Lejeune, Aymeric Basset +11 more
2025Brain : a journal of neurology1 citations
Semantic Scholar
Nigro-striatal deficits capture phenoconversion risk in isolated REM sleep behavior disorder
M. Johansson, A. Baron, R. Gaurav, A. Ruze +10 more
2026medRxiv0 citations Open access
Semantic Scholar
Locus coeruleus degeneration is associated with cortical tau deposition and cognitive decline in older adults at familial risk of Alzheimer's disease
Alfie R. Wearn, Kate M. Onuska, H. R. Shanks, R. Gaurav +10 more
2026Alzheimer's & Dementia0 citations Open access
Semantic Scholar
Striatal network dysfunction underlying speech impairment in early Parkinson’s disease
Caitlin Paige Rogers, Sandy Mournet, C. Galléa, Emma Biondetti +13 more
2026npj Parkinson's Disease0 citations Open access
Semantic Scholar
The role of dopaminergic, cholinergic and noradrenergic networks in hyposmia in Parkinson’s disease
J. Pérot, E. Kozlowski, Audrey Fraysse, S. Ouarab +11 more
2024bioRxiv0 citations Open access
Semantic Scholar
Automated classification of neurodegenerative parkinsonian syndromes using multimodal magnetic resonance imaging in a clinical setting
Lydia Chougar, Johann Faouzi, N. Pyatigorskaya, R. Gaurav +15 more
2020medRxiv0 citations Open access
Semantic Scholar
NigrosomeNet: An Automatic Framework to Quantify Nigrosomal Neurodegeneration in Substantia Nigra Using Deep Learning
Sapna Mishra, Isidora Janković, Priyanka Bhat, Rivka Bendrihem +7 more
ISMRM Annual Meeting0 citations
Semantic Scholar
Genetic Influences on Restless Legs Syndrome Associated with Early Parkinson’s Disease: A Four-Year Longitudinal Quantitative Imaging Study
R. Gaurav, F. Lejeune, A. Lanore, Mathieu D. Santin +8 more
ISMRM Annual Meeting0 citations
Semantic Scholar
Multiparametric imaging of dopaminergic, cholinergic and noradrenergic contribution in olfactory dysfunction in Parkinson’s disease
J. Pérot, Audrey Fraysse, S. Ouarab, Sana Rebbah +9 more
ISMRM Annual Meeting0 citations
Semantic Scholar
Nigral Neuromelanin and Iron Content characterizing Parkinson's Disease and REM Sleep Behavior Disorder : A Multimodal MRI Study using Deep Learning
R. Gaurav
0 citations
Semantic Scholar
Regional patterns of nigral degeneration in the substantia nigra in atypical Parkinsonism using neuromelanin-sensitive MRI
Lydia Chougar, Emina Arsovic, R. Gaurav, Emma Biondetti +2 more
ISMRM Annual Meeting0 citations
Semantic Scholar
Brain correlates of voice disorders in early Parkinson’s disease
L. Jeancolas, Sandy Mournet, C. Galléa, Emma Biondetti +12 more
ISMRM Annual Meeting0 citations
Semantic Scholar
Detecting the pathogenic threshold of neuromelanin accumulation in Parkinson’s disease and prodromal Parkinson’s disease patients
J. Pérot, R. Gaurav, F. Lejeune, Sana Rebbah +7 more
ISMRM Annual Meeting0 citations
Semantic Scholar
Longitudinal Quantitative MRI Study on Abnormal Brain Iron Progression in Rapid Eye Movement Sleep Behavior Disorder and Parkinson’s Disease
R. Gaurav, F. Lejeune, N. Pyatigorskaya, Mathieu D. Santin +8 more
ISMRM Annual Meeting0 citations
Semantic Scholar
Nigral Neuromelanin MRI Changes in Isolated Rapid Eye Movement Sleep Behavior Disorder Using Deep Learning
R. Gaurav, R. Valabrègue, N. Pyatigorskaya, G. Mangone +5 more
ISMRM Annual Meeting0 citations
Semantic Scholar

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