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Jeiran Choupan

Assistant Professor of Research Neurology (Part-Time)

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Email choupan@usc.edu
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Publications

  • Diffusion based multi-domain neuroimaging harmonization method with preservation of anatomical details. Neuroimage. 2025 Aug 01; 316:121297.. View in PubMed
  • Alterations in MRI-visible perivascular spaces precede dementia diagnosis by 18 years in autosomal dominant Alzheimer’s disease. Alzheimers Dement. 2025 Aug; 21(8):e70588.. View in PubMed
  • Effects of one-night partial sleep deprivation on perivascular space volume fraction: Findings from the Stockholm Sleepy Brain Study. Sleep Med. 2025 07; 131:106537.. View in PubMed
  • Perivascular space mediated the interaction between sleep, and brain functional connectivity in the healthy aging population. bioRxiv. 2025 May 21.. View in PubMed
  • Visual cortical thickness increases with prolonged artificial vision restoration. Cereb Cortex. 2025 May 01; 35(5).. View in PubMed
  • Daily mindfulness practice with and without slow breathing has opposing effects on plasma amyloid beta levels. medRxiv. 2025 Mar 11.. View in PubMed
  • Perivascular and parenchymal fluid characteristics are related to age and cognitive performance across the lifespan. bioRxiv. 2025 Feb 27.. View in PubMed
  • Robust, fully-automated assessment of cerebral perivascular spaces and white matter lesions: a multicentre MRI longitudinal study of their evolution and association with risk of dementia and accelerated brain atrophy. EBioMedicine. 2025 Jan; 111:105523.. View in PubMed
  • Advancing 1.5T MR imaging: toward achieving 3T quality through deep learning super-resolution techniques. Front Hum Neurosci. 2025; 19:1532395.. View in PubMed
  • Perivascular and parenchymal fluid characteristics are related to age and cognitive performance across the lifespan. Imaging Neurosci (Camb). 2025; 3.. View in PubMed
  • More similarity than difference: Comparison of within- and between-sex variance in early adolescent brain structure. Imaging Neurosci (Camb). 2025; 3.. View in PubMed
  • Larger perivascular space volume fraction is associated with worse post-stroke sensorimotor outcomes: An ENIGMA analysis. medRxiv. 2024 Dec 26.. View in PubMed
  • Effects of one-night partial sleep deprivation on perivascular space volume fraction: Findings from the Stockholm Sleepy Brain Study. bioRxiv. 2024 Oct 27.. View in PubMed
  • More similarity than difference: comparison of within- and between-sex variance in early adolescent brain structure. Res Sq. 2024 Oct 17.. View in PubMed
  • Prediction of future dementia among patients with mild cognitive impairment (MCI) by integrating multimodal clinical data. Heliyon. 2024 Sep 15; 10(17):e36728.. View in PubMed
  • Deep learning for the harmonization of structural MRI scans: a survey. Biomed Eng Online. 2024 Aug 31; 23(1):90.. View in PubMed
  • More similarity than difference: comparison of within- and between-sex variance in early adolescent brain structure. bioRxiv. 2024 Aug 19.. View in PubMed
  • High baseline perivascular space volume in basal ganglia is associated with attention and executive function decline in Parkinson’s disease. Brain Behav. 2024 Jul; 14(7):e3607.. View in PubMed
  • Visual Cortical Thickness Increases with Prolonged Artificial Vision Restoration. medRxiv. 2024 Jun 27.. View in PubMed
  • Cerebral perivascular spaces as predictors of dementia risk and accelerated brain atrophy. medRxiv. 2024 Apr 26.. View in PubMed
  • Sex, gender diversity, and brain structure in early adolescence. Hum Brain Mapp. 2024 Apr; 45(5):e26671.. View in PubMed
  • Heart rate and breathing effects on attention and memory (HeartBEAM): study protocol for a randomized controlled trial in older adults. Trials. 2024 Mar 15; 25(1):190.. View in PubMed
  • Increased perivascular space volume in white matter and basal ganglia is associated with cognition in Parkinson’s Disease. Brain Imaging Behav. 2024 Feb; 18(1):57-65.. View in PubMed
  • Neuroinflammation modifies the relationship between stress and perivascular spaces in an elderly population with different levels of cognitive impairment. Front Cell Neurosci. 2024; 18:1480405.. View in PubMed
  • Effects of sleep on brain perivascular space in a cognitively healthy population. Sleep Med. 2023 11; 111:170-179.. View in PubMed
  • Sex, gender diversity, and brain structure in children ages 9 to 11 years old. bioRxiv. 2023 Jul 29.. View in PubMed
  • Perivascular spaces in Alzheimer’s disease are associated with inflammatory, stress-related, and hypertension biomarkers. bioRxiv. 2023 Jun 05.. View in PubMed
  • Weakly supervised perivascular spaces segmentation with salient guidance of Frangi filter. Magn Reson Med. 2023 06; 89(6):2419-2431.. View in PubMed
  • Brain perivascular space imaging across the human lifespan. Neuroimage. 2023 05 01; 271:120009.. View in PubMed
  • The association between white matter hyperintensities and amyloid and tau deposition. Neuroimage Clin. 2023; 38:103383.. View in PubMed
  • Imaging perivascular space structure and function using brain MRI. Neuroimage. 2022 08 15; 257:119329.. View in PubMed
  • Magnetic resonance spectroscopy shows associations between neurometabolite levels and perivascular space volume in Parkinson’s disease: a pilot and feasibility study. Neuroreport. 2022 05 04; 33(7):291-296.. View in PubMed
  • Sight restoration reverses blindness-induced cross-modal functional connectivity changes between the visual and somatosensory cortex at rest. Front Neurosci. 2022; 16:902866.. View in PubMed
  • Volumetric distribution of perivascular space in relation to mild cognitive impairment. Neurobiol Aging. 2021 03; 99:28-43.. View in PubMed
  • Temporal embedding and spatiotemporal feature selection boost multi-voxel pattern analysis decoding accuracy. J Neurosci Methods. 2020 11 01; 345:108836.. View in PubMed
  • Nonparenchymal fluid is the source of increased mean diffusivity in preclinical Alzheimer’s disease. Alzheimers Dement (Amst). 2019 Dec; 11:348-354.. View in PubMed
  • Image processing approaches to enhance perivascular space visibility and quantification using MRI. Sci Rep. 2019 08 26; 9(1):12351.. View in PubMed
  • Perivascular space fluid contributes to diffusion tensor imaging changes in white matter. Neuroimage. 2019 08 15; 197:243-254.. View in PubMed
  • The relation of structural integrity and task-related functional connectivity in the aging brain. Neurobiol Aging. 2015 Oct; 36(10):2830-7.. View in PubMed
  • Lateralization of Temporal Lobe Epilepsy Based on Resting-State Functional Magnetic Resonance Imaging and Machine Learning. Front Neurol. 2015; 6:184.. View in PubMed
  • Quantitative comparison of reconstruction methods for intra-voxel fiber recovery from diffusion MRI. IEEE Trans Med Imaging. 2014 Feb; 33(2):384-99.. View in PubMed
  • lop-DWI: A Novel Scheme for Pre-Processing of Diffusion-Weighted Images in the Gradient Direction Domain. Front Neurol. 2014; 5:290.. View in PubMed

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