{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,3,8]],"date-time":"2025-03-08T05:29:51Z","timestamp":1741411791180,"version":"3.38.0"},"reference-count":24,"publisher":"Public Library of Science (PLoS)","issue":"3","license":[{"start":{"date-parts":[[2025,3,7]],"date-time":"2025-03-07T00:00:00Z","timestamp":1741305600000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"funder":[{"DOI":"10.13039\/100016800","name":"Natural Science Foundation of Xuzhou Municipality","doi-asserted-by":"publisher","award":["KC23061"],"award-info":[{"award-number":["KC23061"]}],"id":[{"id":"10.13039\/100016800","id-type":"DOI","asserted-by":"publisher"}]},{"name":"Research Foundation for Advanced Talents of Xuzhou College of Industrial Technology","award":["XGY2021EG05"],"award-info":[{"award-number":["XGY2021EG05"]}]}],"content-domain":{"domain":["www.plosone.org"],"crossmark-restriction":false},"short-container-title":["PLoS ONE"],"abstract":"<jats:p>Electrospray ionization fourier transform ion cyclotron resonance mass spectrometry was applied to evaluate the organic oxygen composites (OOCs) in methanol fraction derived from the supercritical alcoholysis of original and pretreated straw (WS) utilizing <jats:italic>Trichoderma sp.<\/jats:italic> AH. In the methanol-soluble fraction (MSF) of untreated and preconditioned WSs, <jats:italic>O<\/jats:italic><jats:sub>n<\/jats:sub> (n =\u2009 1\u201310), with double bond similar values of 1\u201328 and carbon atom numbers of 4\u201335, was the most predominant OOCs in the negative ion mode. <jats:italic>O<\/jats:italic><jats:sub>5<\/jats:sub> and <jats:italic>O<\/jats:italic><jats:sub>4<\/jats:sub> were the most prominent OOCs in the MSF of original and preconditioned WS, respectively. These results assist in comprehending the impact of <jats:italic>Trichoderma sp.<\/jats:italic> AH pretreatment on the specificity, and transformation of OOCs in WS alcoholysis and the application of MSF to manufacture fuel source.<\/jats:p>","DOI":"10.1371\/journal.pone.0315248","type":"journal-article","created":{"date-parts":[[2025,3,7]],"date-time":"2025-03-07T18:22:05Z","timestamp":1741371725000},"page":"e0315248","update-policy":"https:\/\/doi.org\/10.1371\/journal.pone.corrections_policy","source":"Crossref","is-referenced-by-count":0,"title":["Trichoderma sp. 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