{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,10,24]],"date-time":"2025-10-24T08:12:48Z","timestamp":1761293568357,"version":"3.37.3"},"reference-count":33,"publisher":"Oxford University Press (OUP)","issue":"17","license":[{"start":{"date-parts":[[2017,5,15]],"date-time":"2017-05-15T00:00:00Z","timestamp":1494806400000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"funder":[{"DOI":"10.13039\/100007000","name":"Laboratory Directed Research and Development","doi-asserted-by":"publisher","id":[{"id":"10.13039\/100007000","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/100007000","name":"LDRD","doi-asserted-by":"publisher","id":[{"id":"10.13039\/100007000","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/100000015","name":"U.S. Department of Energy","doi-asserted-by":"publisher","id":[{"id":"10.13039\/100000015","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/100000015","name":"DOE","doi-asserted-by":"publisher","id":[{"id":"10.13039\/100000015","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/100000015","name":"DOE","doi-asserted-by":"publisher","award":["DE-AC05-76RLO 1830"],"award-info":[{"award-number":["DE-AC05-76RLO 1830"]}],"id":[{"id":"10.13039\/100000015","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":[],"published-print":{"date-parts":[[2017,9,1]]},"abstract":"<jats:title>Abstract<\/jats:title>\n               <jats:sec>\n                  <jats:title>Motivation<\/jats:title>\n                  <jats:p>Drift tube ion mobility spectrometry coupled with mass spectrometry (DTIMS-MS) is increasingly implemented in high throughput omics workflows, and new informatics approaches are necessary for processing the associated data. To automatically extract arrival times for molecules measured by DTIMS at multiple electric fields and compute their associated collisional cross sections (CCS), we created the PNNL Ion Mobility Cross Section Extractor (PIXiE). The primary application presented for this algorithm is the extraction of data that can then be used to create a reference library of experimental CCS values for use in high throughput omics analyses.<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Results<\/jats:title>\n                  <jats:p>We demonstrate the utility of this approach by automatically extracting arrival times and calculating the associated CCSs for a set of endogenous metabolites and xenobiotics. The PIXiE-generated CCS values were within error of those calculated using commercially available instrument vendor software.<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Availability and implementation<\/jats:title>\n                  <jats:p>PIXiE is an open-source tool, freely available on Github. The documentation, source code of the software, and a GUI can be found at https:\/\/github.com\/PNNL-Comp-Mass-Spec\/PIXiE and the source code of the backend workflow library used by PIXiE can be found at https:\/\/github.com\/PNNL-Comp-Mass-Spec\/IMS-Informed-Library.<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Supplementary information<\/jats:title>\n                  <jats:p>Supplementary data are available at Bioinformatics online.<\/jats:p>\n               <\/jats:sec>","DOI":"10.1093\/bioinformatics\/btx305","type":"journal-article","created":{"date-parts":[[2017,5,12]],"date-time":"2017-05-12T19:10:36Z","timestamp":1494616236000},"page":"2715-2722","source":"Crossref","is-referenced-by-count":11,"title":["PIXiE: an algorithm for automated ion mobility arrival time extraction and collision cross section calculation using global data association"],"prefix":"10.1093","volume":"33","author":[{"given":"Jian","family":"Ma","sequence":"first","affiliation":[{"name":"Biological Sciences Division, Pacific Northwest National Laboratory, Richland, WA, USA"}]},{"given":"Cameron P","family":"Casey","sequence":"additional","affiliation":[{"name":"Biological Sciences Division, Pacific Northwest National Laboratory, Richland, WA, USA"}]},{"given":"Xueyun","family":"Zheng","sequence":"additional","affiliation":[{"name":"Biological Sciences Division, Pacific Northwest National Laboratory, Richland, WA, USA"}]},{"given":"Yehia M","family":"Ibrahim","sequence":"additional","affiliation":[{"name":"Biological Sciences Division, Pacific Northwest National Laboratory, Richland, WA, USA"}]},{"given":"Christopher S","family":"Wilkins","sequence":"additional","affiliation":[{"name":"Biological Sciences Division, Pacific Northwest National Laboratory, Richland, WA, USA"}]},{"given":"Ryan S","family":"Renslow","sequence":"additional","affiliation":[{"name":"Biological Sciences Division, Pacific Northwest National Laboratory, Richland, WA, USA"}]},{"given":"Dennis G","family":"Thomas","sequence":"additional","affiliation":[{"name":"Biological Sciences Division, Pacific Northwest National Laboratory, Richland, WA, USA"}]},{"given":"Samuel H","family":"Payne","sequence":"additional","affiliation":[{"name":"Biological Sciences Division, Pacific Northwest National Laboratory, Richland, WA, USA"}]},{"given":"Matthew E","family":"Monroe","sequence":"additional","affiliation":[{"name":"Biological Sciences Division, Pacific Northwest National Laboratory, Richland, WA, USA"}]},{"given":"Richard D","family":"Smith","sequence":"additional","affiliation":[{"name":"Biological Sciences Division, Pacific Northwest National Laboratory, Richland, WA, USA"}]},{"given":"Justin G","family":"Teeguarden","sequence":"additional","affiliation":[{"name":"Biological Sciences Division, Pacific Northwest National Laboratory, Richland, WA, USA"},{"name":"Department of Environmental and Molecular Toxicology, Oregon State University, Corvallis, OR, USA"}]},{"given":"Erin S","family":"Baker","sequence":"additional","affiliation":[{"name":"Biological Sciences Division, Pacific Northwest National Laboratory, Richland, WA, USA"}]},{"given":"Thomas O","family":"Metz","sequence":"additional","affiliation":[{"name":"Biological Sciences Division, Pacific Northwest National Laboratory, Richland, WA, USA"}]}],"member":"286","published-online":{"date-parts":[[2017,5,15]]},"reference":[{"key":"2023020206265385500_btx305-B1","doi-asserted-by":"crossref","first-page":"8551.","DOI":"10.1038\/ncomms9551","article-title":"Quantifying the stabilizing effects of protein-ligand interactions in the gas phase","volume":"6","author":"Allison","year":"2015","journal-title":"Nat. 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