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Accuracy of axon diameter estimation using diffusion MRI in fiber space

Author:Mohammad Ashtarayeh  Tobias Streubel  Francisco Javier Fritz  Joao Periquito  Andreas Pohlmann  Thoralf Niendorf  Henriette Rusch  Markus Morawski  Carsten Jäger  Stefan Geyer  Bibek Dhital  Muhamed Barakovic  Simona Schiavi   Daduc  

Institution:Berlin Ultrahigh Field Facility (B.U.F.F.), Max-Delbrueck-Center for Molecular Medicine in the Helmholtz Association  University of Verona  Max Planck Institute for Human Cognitive and Brain Sciences  University Medical Center Freiburg  University Medical  

Session Type:Digital Poster  

Session Live Q&A Date:Digital Poster (All Week)  

Topic:Diffusion Microstructure, Modeling and Tractography  

Session Name:Diffusion: Microstructure 1  

Program Number:4427  

Room Live Q&A Session:

Characterisation of microvascular blood velocity, exchange and structure using multi-diffusion time DWI

Author:Lauren Scott  Ben Dickie  Damien McHugh  John McFadden  Andrew Priest  Laura Parkes  

Institution:Cambridge University Hospitals NHS Foundation Trust  University of Manchester  

Session Type:Digital Poster  

Session Live Q&A Date:Digital Poster (All Week)  

Topic:Diffusion Microstructure, Modeling and Tractography  

Session Name:Diffusion: Microstructure 1  

Program Number:4420  

Room Live Q&A Session:

Data-Driven Multi-Contrast Spectral Microstructure Imaging with InSpect: INtegrated SPECTral Component Estimation and Mapping

Author:Paddy Slator  Jana Hutter  Razvan Marinescu  Marco Palombo  Laurence Jackson  Alison Ho  Lucy Chappell  Mary Rutherford  Joseph Hajnal  Daniel Alexander  

Institution:King's College London  University College London  

Session Type:Digital Poster  

Session Live Q&A Date:Digital Poster (All Week)  

Topic:Diffusion Microstructure, Modeling and Tractography  

Session Name:Diffusion: Microstructure 1  

Program Number:4421  

Room Live Q&A Session:

Decreased axon water fraction can result from either axonal loss and/or demyelination, reflecting different ex-vivo and in-vivo conditions

Author:Zihan Zhou  Qiqi Tong  Qiuping Ding  Junye Yao  Hongjian He  Jianhui Zhong  

Institution:Zhejiang University  University of Rochester Medical Center  

Session Type:Digital Poster  

Session Live Q&A Date:Digital Poster (All Week)  

Topic:Diffusion Microstructure, Modeling and Tractography  

Session Name:Diffusion: Microstructure 1  

Program Number:4432  

Room Live Q&A Session:

Discrepancy between In-vivo Measurements and Monte-Carlo Simulations with Spherical Structures in B-tensor Encoding

Author:Noemi Gyori  Matt Hall  Christopher Clark  Daniel Alexander  Enrico Kaden  

Institution:University College London  

Session Type:Digital Poster  

Session Live Q&A Date:Digital Poster (All Week)  

Topic:Diffusion Microstructure, Modeling and Tractography  

Session Name:Diffusion: Microstructure 1  

Program Number:4430  

Room Live Q&A Session:

Improving neural soma imaging using the power spectrum of the free gradient waveforms

Author:Maryam Afzali  Marco Palombo  Lars Mueller  Hui Zhang  Daniel Alexander  Markus Nilsson  Derek Jones  

Institution:Cardiff University  Lund University  University College London  Mary MacKillop Institute for Health Research, Faculty of Health Sciences, Australian Catholic University  

Session Type:Digital Poster  

Session Live Q&A Date:Digital Poster (All Week)  

Topic:Diffusion Microstructure, Modeling and Tractography  

Session Name:Diffusion: Microstructure 1  

Program Number:4426  

Room Live Q&A Session:

Indetermination-free cytoarchitecture measurements in brain gray matter via a forward diffusion MRI signal separation method

Author:Maëliss Jallais  Demian Wassermann  

Institution:Université Paris-Saclay, Inria, CEA  

Session Type:Digital Poster  

Session Live Q&A Date:Digital Poster (All Week)  

Topic:Diffusion Microstructure, Modeling and Tractography  

Session Name:Diffusion: Microstructure 1  

Program Number:4429  

Room Live Q&A Session:

Optimisation of Temporal Diffusion Ratio (TDR) to maximise its potential to map large axons: Insight from simulations

Author:William Warner  Marco Palombo  Flavio Dell'Acqua  Ivana Drobnjak  

Institution:King's College London  University College London  

Session Type:Digital Poster  

Session Live Q&A Date:Digital Poster (All Week)  

Topic:Diffusion Microstructure, Modeling and Tractography  

Session Name:Diffusion: Microstructure 1  

Program Number:4423  

Room Live Q&A Session:

Quantifying Intra-Soma Diffusion Properties via Spherical Mean Spectrum Imaging

Author:Khoi Huynh  Ye Wu  Kim-Han Thung  Sahar Ahmad  Hoyt Taylor IV  Weili Lin  Pew-Thian Yap  

Institution:UNC-Chapel Hill  

Session Type:Digital Poster  

Session Live Q&A Date:Digital Poster (All Week)  

Topic:Diffusion Microstructure, Modeling and Tractography  

Session Name:Diffusion: Microstructure 1  

Program Number:4419  

Room Live Q&A Session:

A simulation study of the robustness of cell size and volume mapping for tissue with two underlying cell populations using diffusion weighted MRI

Author:Shu Xing  Ives Levesque  

Institution:McGill University  McGill University Health Center Research Institute  

Session Type:Digital Poster  

Session Live Q&A Date:Digital Poster (All Week)  

Topic:Diffusion Microstructure, Modeling and Tractography  

Session Name:Diffusion: Microstructure 1  

Program Number:4433  

Room Live Q&A Session:

Single-shell derived tissue signal fraction maps show increased contrast between hippocampal subfields compared to multi-shell analysis.

Author:Benjamin Newman  Thijs Dhollander  T. Druzgal  

Institution:University of Melbourne  University of Virginia  The Florey Institute of Neuroscience and Mental Health  

Session Type:Digital Poster  

Session Live Q&A Date:Digital Poster (All Week)  

Topic:Diffusion Microstructure, Modeling and Tractography  

Session Name:Diffusion: Microstructure 1  

Program Number:4424  

Room Live Q&A Session:

Skeletal Muscle Diffusion Modeling to Identify Age Related Remodeling of Muscle Microstructure

Author:Vadim Malis  Shantanu Sinha  Edward Smitaman  Usha Sinha  

Institution:San Diego State University  University of California San Diego  

Session Type:Digital Poster  

Session Live Q&A Date:Digital Poster (All Week)  

Topic:Diffusion Microstructure, Modeling and Tractography  

Session Name:Diffusion: Microstructure 1  

Program Number:4425  

Room Live Q&A Session:

TE-dependence of NODDI-derived parameters and its modelling with compartmental T2 relaxation times

Author:Ting Gong  Qiqi Tong  Hongjian He  Jianhui Zhong  Hui Zhang  

Institution:University College London  Zhejiang University  University of Rochester  

Session Type:Digital Poster  

Session Live Q&A Date:Digital Poster (All Week)  

Topic:Diffusion Microstructure, Modeling and Tractography  

Session Name:Diffusion: Microstructure 1  

Program Number:4422  

Room Live Q&A Session:

Using stimulated echo diffusion MRI to elucidate cellular changes during cell death

Author:Daniel Djayakarsana  Gregory Czarnota  Colleen Bailey  

Institution:Sunnybrook Research Institute  University of Toronto  Sunnybrook Health Sciences Centre  

Session Type:Digital Poster  

Session Live Q&A Date:Digital Poster (All Week)  

Topic:Diffusion Microstructure, Modeling and Tractography  

Session Name:Diffusion: Microstructure 1  

Program Number:4428  

Room Live Q&A Session:

Varying the frequency-content of high b-value spherical diffusion encoding improves the characterisation of isotropic restricted compartment

Author:Malwina Molendowska  Mark Drakesmith  Derek Jones  Chantal Tax  

Institution:Cardiff University  

Session Type:Digital Poster  

Session Live Q&A Date:Digital Poster (All Week)  

Topic:Diffusion Microstructure, Modeling and Tractography  

Session Name:Diffusion: Microstructure 1  

Program Number:4431  

Room Live Q&A Session: