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Microbial Metabolite 3-Indolepropionic Acid Mediates Immunosuppression.
Guijas C, Horton LE, Hoang L, Domingo-Almenara X, Billings EM, Ware BC, Sullivan B, Siuzdak G. Guijas C, et al. Among authors: billings em. Metabolites. 2022 Jul 14;12(7):645. doi: 10.3390/metabo12070645. Metabolites. 2022. PMID: 35888769 Free PMC article.
Cognitive analysis of metabolomics data for systems biology.
Majumder EL, Billings EM, Benton HP, Martin RL, Palermo A, Guijas C, Rinschen MM, Domingo-Almenara X, Montenegro-Burke JR, Tagtow BA, Plumb RS, Siuzdak G. Majumder EL, et al. Among authors: billings em. Nat Protoc. 2021 Mar;16(3):1376-1418. doi: 10.1038/s41596-020-00455-4. Epub 2021 Jan 22. Nat Protoc. 2021. PMID: 33483720 Free PMC article.
Tandem Mass Spectrometry across Platforms.
Hoang C, Uritboonthai W, Hoang L, Billings EM, Aisporna A, Nia FA, Derks RJE, Williamson JR, Giera M, Siuzdak G. Hoang C, et al. Among authors: billings em. Anal Chem. 2024 Apr 9;96(14):5478-5488. doi: 10.1021/acs.analchem.3c05576. Epub 2024 Mar 26. Anal Chem. 2024. PMID: 38529642 Free PMC article.