Results 141 to 150 of about 46,270 (256)
Diffusion MRI and α‐Synuclein Seed Amplification Status in Parkinson's Disease
Annals of Neurology, Volume 100, Issue 2, Page 295-304, August 2026.Objective
Positive α‐synuclein seed amplification assay (SAA) is a biomarker found in most people with Parkinson's disease (PD). We explored if free‐water (FW) imaging detects microstructural differences in the brains of patients with early PD with SAA+ or SAA– status.Shannon Y. Chiu, Wei‐en Wang, Robin Chen, Jesse C. DeSimone, Derek B. Archer, Charles H. Adler, Shyamal H. Mehta, Sara R. Dresler, Melissa J. Armstrong, Nikolaus McFarland, Michael Okun, David E. Vaillancourt, Parkinson's Progression Markers Initiative, Neha Prakash, Tanya Simuni, Nabila Dahodwala, Caroline Tanner, Lana Chahine, Brit Mollenhauer, Anat Mirelman, Roy Alcalay; Katherine Leaver, Marie Saint‐Hilaire, Ruth Schneider, Christopher Tarolli, Werner Poewe, Aleksandar Videnovic, David Standaert, Marissa Dean, Sonja Jonsdottir, Rejko Krueger, Claire Pauly, Stewart Factor, Penelope Hogarth, Robert Hauser, Amy Amara, Michelle Fullard, Cyrus Zabetian, Hubert Fernandez, Kathrin Brockmann, Isabel Wurster, Yen Tai, Paolo Barone, Marina Picillo, Stuart Isaacson, Alberto Espay, Eduardo Tolosa, Javier Ruiz Martinez, Leonidas Stefanis, Kelvin Chou, Lorraine Kalia, Connie Marras, David Grimes, Tiago Mestre, Rajesh Pahwa, Mark Lew, Holly Shill, Shyamal Mehta, Giulietta Riboldi, Nikolaus McFarland, Ron Postuma, Zoltan Mari, David Ledingham, Nicola Pavese, Michele Hu, Norbert Brueggemann, Christine Klein, Bastiaan Bloem, Cristina Simonet, Alastair Noyce, Anette Janzen, David Pedrosa, Wolfgang Oertel, Njideka Okubadejo, David Shprecher, Arjun Tarakad, Emile Moukheiber, Joy Antala, Carla Aranda, Karen Williams, Sophia Melton, Karina Benson, Ashwini Ramachandran, Danielle Potts, Grace LaMoure, Ritikha Vengadesh, Ryan Manzler, Jaime Heller, Primi Ranola, Farah Kausar, Sherri Mosovsky, Diana Willeke, Elizabeth Kalinkara Gomez, Janelle Rodriguez, Nobuko Kemmotsu, May Eshel, Deborah Raymond, Abigail Desrosiers, Raymond James, Lauren Jackson, Iris Egner, Wesley Schlett, Courtney Blair, Lauren Ruffrage, Berenice Sevilla, Barbara Sommerfeld, Dustin Le, Erica Botting, Gabriella Mazur, Daniele Derlein, Ying Liu, Ciera Cobb, Olivia Masiewicz, Jennifer Mule, Michael Morsillo, Ella Hilt, Lisbeth Pennente, Bobbie Stubbeman, Alicia Garrido, Valeria Ravasi, Ioana Croitoru, Christos Koros, Nikolas Papagiannakis, Frank Ferrari, Mengyu Zheng, Shawna Reddie, Alicia Alejandra, Andrea Gray, Alejandra Valenzuela, Caitlin Goodman, Sara Dresler, Neil Santos, Fahrial Esha, Kyle Rizer, Nadine Zablith, Liliana Dumitrescu, Debra Galley, Victoria Kate Foster, Jamil Razzaque, Madita Grümmer, Yara Krasowski, Elisabeth Sittig, Oluwadamilola Ojo, Kelly Clark, Rory Mahabir, Kori Ribb, Shamera Willoughby +145 morewiley +1 more sourceGlymphatic Dysfunction in Children With Type 2 and 3 Spinal Muscular Atrophy
CNS Neuroscience &Therapeutics, Volume 32, Issue 8, August 2026.This study reveals glymphatic dysfunction in children with spinal muscular atrophy (SMA), characterized by increased cerebrospinal fluid volume and reduced ALPS index. These alterations correlate with clinical severity, identifying glymphatic dysfunction as a previously unrecognized feature of SMA pathophysiology.Shasha Lan, Pei Xiang, Cui Yan, Huirong Nie, Huan Wang, Boyan Xu, Zhiyun Yang, Wen Tang, Yijuan Li, Yujian Liang, Yingqian Chen +10 morewiley +1 more sourceMultimodel Diffusion MRI Signatures in Atypical Parkinsonian Disorders
Human Brain Mapping, Volume 47, Issue 11, 01 August 2026.We implemented a diffusion MRI framework to analyze clinically compatible multishell data across 123 participants, including controls, Parkinson's disease (PD), corticobasal syndrome (CBS), and progressive supranuclear palsy Richardson's syndrome (PSP‐RS). Diffusion models included DTI, free‐water elimination (FWE), NODDI, and fixel‐based analysis (FBA)Yuqi Tian, Farwa Ali, Mary M. Machulda, Val. J. Lowe, Keith A. Josephs, Jennifer L. Whitwell +5 morewiley +1 more sourceCross‐Vendor Validation of Proton Density Fat Fraction and T1
Mapping Using a Combined Proton Density Fat Fraction—T1 Phantom
Journal of Magnetic Resonance Imaging, Volume 64, Issue 2, Page 482-492, August 2026.ABSTRACT Background
In chronic liver disease, fat and fibroinflammatory changes often coexist. However, their biomarkers, proton density fat fraction (PDFF) and T1, are typically assessed separately. Their reproducibility under mutual confounding remains unclear.Jitka Starekova, Sebastian Weingärtner, David R. Rutkowski, Garrett C. Fullerton, Won C. Bae, Hung P. Do, Ananth J. Madhuranthakam, Vadim Malis, Sheng Qing Lin, Suraj D. Serai, Takeshi Yokoo, Scott B. Reeder, Jean H. Brittain, Diego Hernando +13 morewiley +1 more source