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ASL-BIDS, the brain imaging data structure extension for arterial spin labeling

  • BIDS maintainers
  • Ghent University
  • University of Padua
  • University of Oxford
  • University College London
  • Ain Shams University
  • Gold Standard Phantoms Limited
  • University of Nottingham
  • University of California at San Diego
  • Amsterdam UMC - University of Amsterdam
  • Leiden University Medical Center
  • University of Pennsylvania
  • Johns Hopkins University
  • Harvard University
  • University of Michigan, Ann Arbor
  • Helmholtz-Zentrum Dresden-Rossendorf
  • Center for Medical Genetics, Ghent University Hospital and Ghent University, Ghent, Belgium.
  • Padova University Hospital, Padova, Italy
  • Medical Research Council Molecular Haematology Unit, Oxford Centre for Haematology, University of Oxford and Oxford University Hospitals National Health Service Trust, Oxford, United Kingdom.
  • School of Biomedical Engineering and Imaging Sciences, King's College London, London, United Kingdom; Dementia Research Centre, Institute of Neurology University College London, London, United Kingdom; Department of Medical Physics and Biomedical Engineering, University College London, London, United Kingdom.
  • Gold Standard Phantoms
  • Department of Radiology CS2, Leiden University Medical Center, Albinusdreef 2, 2333 ZA Leiden, Netherlands; Department of Human Genetics, Leiden University Medical Center, Leiden, Netherlands. Electronic address: [email protected].
  • Department of Dermatology, University of Pennsylvania, Philadelphia, Pennsylvania.
  • Johns Hopkins University School of Medicine
  • Harvard
  • Department of Psychiatry, Michigan Medicine, University of Michigan, Ann Arbor, Michigan.
  • Leiden University
  • Max Planck Institute for Human Development
  • Stanford University
  • Université catholique de Louvain

Research output: Contribution to journalArticleAcademicpeer-review

18 Downloads (Pure)

Abstract

Arterial spin labeling (ASL) is a non-invasive MRI technique that allows for quantitative measurement of cerebral perfusion. Incomplete or inaccurate reporting of acquisition parameters complicates quantification, analysis, and sharing of ASL data, particularly for studies across multiple sites, platforms, and ASL methods. There is a strong need for standardization of ASL data storage, including acquisition metadata. Recently, ASL-BIDS, the BIDS extension for ASL, was developed and released in BIDS 1.5.0. This manuscript provides an overview of the development and design choices of this first ASL-BIDS extension, which is mainly aimed at clinical ASL applications. Discussed are the structure of the ASL data, focussing on storage order of the ASL time series and implementation of calibration approaches, unit scaling, ASL-related BIDS fields, and storage of the labeling plane information. Additionally, an overview of ASL-BIDS compatible conversion and ASL analysis software and ASL example datasets in BIDS format is provided. We anticipate that large-scale adoption of ASL-BIDS will improve the reproducibility of ASL research.
Original languageEnglish
Article number543
Pages (from-to)543
Number of pages1
JournalScientific data
Volume9
Issue number1
DOIs
Publication statusPublished - Dec 2022

Keywords

  • 4-Acetamido-4'-isothiocyanatostilbene-2,2'-disulfonic Acid/analogs & derivatives
  • Brain/diagnostic imaging
  • Humans
  • Magnetic Resonance Imaging/standards
  • Neuroimaging/methods
  • Reproducibility of Results
  • Spin Labels

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