In 2017 the Nobel prize in chemistry was awarded "for developing cryo-electron microscopy (cyroEM) for the high-resolution structure determination of biomolecules in solution." The field has quickly responded with a flurry of growth. Critical to the success of cryoEM is sample preparation and advanced image processing which have experienced a surge in new developments, as well. These include new workflows, correlation between imaging modalities, sample preparation techniques, workflow automation, data processing (including application of deep learning segmentation), and a rekindling of interest in existing techniques that are no longer widely practiced. These methods, routines, and techniques are intensively hands-on by nature, often involving great precision and user input/intervention over many steps. Frequently a single mistake early in the workflow is only identified during the final imaging or analysis steps, leading to lengthy troubleshooting in the hands of the uninitiated. This collection seeks to invite experts in the field to submit new methods, software routines, or detailed walk-throughs of existing approaches that will help document these processes, leading to better dissemination of methods to the rapidly expanding research community.
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Cited by 4
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2021
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2021
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2022
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1Department of Biomedical-Chemical Engineering, The Catholic University of Korea, 2Department of Biotechnology, The Catholic University of Korea, 3School of Chemical and Biological Engineering, and Institute of Chemical Processes, Seoul National University, 4Center for Nanoparticle Research, Institute of Basic Science (IBS), 5Institute of Engineering Research, College of Engineering, Seoul National University, 6Advanced Institutes of Convergence Technology, Seoul National University
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Cited by 6
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2022
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Liza-Anastasia DiCecco*1,2, Samantha Berry*1, G. M. Jonaid*1,3, Maria J. Solares1,4, Liam Kaylor1,4, Jennifer L. Gray5, Carol Bator6, William J. Dearnaley1, Michael Spilman7, Madeline J. Dressel-Dukes8, Kathryn Grandfield2, Sarah M. McDonald Esstman9, Deborah F. Kelly1,5,6
1Department of Biomedical Engineering, Pennsylvania State University, 2Department of Materials Science and Engineering, McMaster University, 3Bioinformatics and Genomics Graduate Program, Huck Institutes of the Life Sciences, Pennsylvania State University, 4Molecular, Cellular, and Integrative Biosciences Graduate Program, Huck Institutes of the Life Sciences, Pennsylvania State University, 5Materials Research Institute, Pennsylvania State University, 6Huck Institutes of the Life Sciences, Pennsylvania State University, 7Applications team, Direct Electron, 8Application Scientist, Protochips, Inc., 9Department of Biology, Wake Forest University
<p>Beyond the pretty images: Quantifying features in cryo-tomograms by volumetric model building</p>
Junha Song1,
Manfred Auer*1
1Southeast University, Nanjing, China
<p>Workflows for deep-learning based segmentation of cryo-electron tomograms</p>
Carson Purnell1,
Jessica Heebner1,
Matthew Swulius*1
1Penn State College of Medicine