Untargeted metabolomics analysis revealed changes in the composition of glycerolipids and phospholipids in Bacillus subtilis under 1-butanol stress

Verfasser / Beitragende:
[Nawaporn Vinayavekhin, Gumpanat Mahipant, Alisa Vangnai, Polkit Sangvanich]
Ort, Verlag, Jahr:
2015
Enthalten in:
Applied Microbiology and Biotechnology, 99/14(2015-07-01), 5971-5983
Format:
Artikel (online)
ID: 605503370
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024 7 0 |a 10.1007/s00253-015-6692-0  |2 doi 
035 |a (NATIONALLICENCE)springer-10.1007/s00253-015-6692-0 
245 0 0 |a Untargeted metabolomics analysis revealed changes in the composition of glycerolipids and phospholipids in Bacillus subtilis under 1-butanol stress  |h [Elektronische Daten]  |c [Nawaporn Vinayavekhin, Gumpanat Mahipant, Alisa Vangnai, Polkit Sangvanich] 
520 3 |a 1-Butanol has been utilized widely in industry and can be produced or transformed by microbes. However, current knowledge about the mechanisms of 1-butanol tolerance in bacteria remains quite limited. Here, we applied untargeted metabolomics to study Bacillus subtilis cells under 1-butanol stress and identified 55 and 37 ions with significantly increased and decreased levels, respectively. Using accurate mass determination, tandem mass spectra, and synthetic standards, 86% of these ions were characterized. The levels of phosphatidylethanolamine, diglucosyldiacylglycerol, and phosphatidylserine were found to be upregulated upon 1-butanol treatment, whereas those of diacylglycerol and lysyl phosphatidylglycerol were downregulated. Most lipids contained 15:0/15:0, 16:0/15:0, and 17:0/15:0 acyl chains, and all were mapped to membrane lipid biosynthetic pathways. Subsequent two-stage quantitative real-time reverse transcriptase PCR analyses of genes in the two principal membrane lipid biosynthesis pathways revealed elevated levels of ywiE transcripts in the presence of 1-butanol and reduced expression levels of cdsA, pgsA, mprF, clsA, and yfnI transcripts. Thus, the gene transcript levels showed agreement with the metabolomics data. Lastly, the cell morphology was investigated by scanning electron microscopy, which indicated that cells became almost twofold longer after 1.4% (v/v) 1-butanol stress for 12h. Overall, the studies uncovered changes in the composition of glycerolipids and phospholipids in B. subtilis under 1-butanol stress, emphasizing the power of untargeted metabolomics in the discovery of new biological insights. 
540 |a Springer-Verlag Berlin Heidelberg, 2015 
690 7 |a Metabolomics  |2 nationallicence 
690 7 |a Bacillus subtilis  |2 nationallicence 
690 7 |a 1-Butanol tolerance  |2 nationallicence 
690 7 |a Glycerolipids  |2 nationallicence 
690 7 |a Phospholipids  |2 nationallicence 
690 7 |a Membrane lipids  |2 nationallicence 
700 1 |a Vinayavekhin  |D Nawaporn  |u Department of Chemistry, Faculty of Science, Chulalongkorn University, 10330, Bangkok, Thailand  |4 aut 
700 1 |a Mahipant  |D Gumpanat  |u Biological Sciences Program, Faculty of Science, Chulalongkorn University, 10330, Bangkok, Thailand  |4 aut 
700 1 |a Vangnai  |D Alisa  |u Department of Biochemistry, Faculty of Science, Chulalongkorn University, 10330, Bangkok, Thailand  |4 aut 
700 1 |a Sangvanich  |D Polkit  |u Department of Chemistry, Faculty of Science, Chulalongkorn University, 10330, Bangkok, Thailand  |4 aut 
773 0 |t Applied Microbiology and Biotechnology  |d Springer Berlin Heidelberg  |g 99/14(2015-07-01), 5971-5983  |x 0175-7598  |q 99:14<5971  |1 2015  |2 99  |o 253 
856 4 0 |u https://doi.org/10.1007/s00253-015-6692-0  |q text/html  |z Onlinezugriff via DOI 
898 |a BK010053  |b XK010053  |c XK010000 
900 7 |a Metadata rights reserved  |b Springer special CC-BY-NC licence  |2 nationallicence 
908 |D 1  |a research-article  |2 jats 
949 |B NATIONALLICENCE  |F NATIONALLICENCE  |b NL-springer 
950 |B NATIONALLICENCE  |P 856  |E 40  |u https://doi.org/10.1007/s00253-015-6692-0  |q text/html  |z Onlinezugriff via DOI 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Vinayavekhin  |D Nawaporn  |u Department of Chemistry, Faculty of Science, Chulalongkorn University, 10330, Bangkok, Thailand  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Mahipant  |D Gumpanat  |u Biological Sciences Program, Faculty of Science, Chulalongkorn University, 10330, Bangkok, Thailand  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Vangnai  |D Alisa  |u Department of Biochemistry, Faculty of Science, Chulalongkorn University, 10330, Bangkok, Thailand  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Sangvanich  |D Polkit  |u Department of Chemistry, Faculty of Science, Chulalongkorn University, 10330, Bangkok, Thailand  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Applied Microbiology and Biotechnology  |d Springer Berlin Heidelberg  |g 99/14(2015-07-01), 5971-5983  |x 0175-7598  |q 99:14<5971  |1 2015  |2 99  |o 253