Single-cell genomics based on Raman sorting reveals novel carotenoid-containing bacteria in the Red Sea

Cell sorting coupled with single-cell genomics is a powerful tool to circumvent cultivation of microorganisms and reveal microbial ‘dark matter’. Single-cell Raman spectra (SCRSs) are label-free biochemical ‘fingerprints’ of individual cells, which can link the sorted cells to their phenotypic infor...

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Main Authors: Song, Y, Kaster, A, Vollmers, J, Davison, P, Frentrup, M, Preston, G, Thompson, I, Murrell, J, Yin, H, Hunter, C, Huang, W
Format: Journal article
Published: Wiley 2016
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author Song, Y
Kaster, A
Vollmers, J
Song, Y
Davison, P
Frentrup, M
Preston, G
Thompson, I
Murrell, J
Yin, H
Hunter, C
Huang, W
author_facet Song, Y
Kaster, A
Vollmers, J
Song, Y
Davison, P
Frentrup, M
Preston, G
Thompson, I
Murrell, J
Yin, H
Hunter, C
Huang, W
author_sort Song, Y
collection OXFORD
description Cell sorting coupled with single-cell genomics is a powerful tool to circumvent cultivation of microorganisms and reveal microbial ‘dark matter’. Single-cell Raman spectra (SCRSs) are label-free biochemical ‘fingerprints’ of individual cells, which can link the sorted cells to their phenotypic information and ecological functions. We employed a novel Raman-activated cell ejection (RACE) approach to sort single bacterial cells from a water sample in the Red Sea based on SCRS. Carotenoids are highly diverse pigments and play an important role in phototrophic bacteria, giving strong and distinctive Raman spectra. Here, we showed that individual carotenoid-containing cells from a Red Sea sample were isolated based on the characteristic SCRS. RACE-based single-cell genomics revealed putative novel functional genes related to carotenoid and isoprenoid biosynthesis, as well as previously unknown phototrophic microorganisms including an unculturable Cyanobacteria spp. The potential of Raman sorting coupled to single-cell genomics has been demonstrated.
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spelling oxford-uuid:91e9507b-2618-4e26-a4c7-a92b33a011692022-03-26T23:21:53ZSingle-cell genomics based on Raman sorting reveals novel carotenoid-containing bacteria in the Red SeaJournal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:91e9507b-2618-4e26-a4c7-a92b33a01169Symplectic Elements at OxfordWiley2016Song, YKaster, AVollmers, JSong, YDavison, PFrentrup, MPreston, GThompson, IMurrell, JYin, HHunter, CHuang, WCell sorting coupled with single-cell genomics is a powerful tool to circumvent cultivation of microorganisms and reveal microbial ‘dark matter’. Single-cell Raman spectra (SCRSs) are label-free biochemical ‘fingerprints’ of individual cells, which can link the sorted cells to their phenotypic information and ecological functions. We employed a novel Raman-activated cell ejection (RACE) approach to sort single bacterial cells from a water sample in the Red Sea based on SCRS. Carotenoids are highly diverse pigments and play an important role in phototrophic bacteria, giving strong and distinctive Raman spectra. Here, we showed that individual carotenoid-containing cells from a Red Sea sample were isolated based on the characteristic SCRS. RACE-based single-cell genomics revealed putative novel functional genes related to carotenoid and isoprenoid biosynthesis, as well as previously unknown phototrophic microorganisms including an unculturable Cyanobacteria spp. The potential of Raman sorting coupled to single-cell genomics has been demonstrated.
spellingShingle Song, Y
Kaster, A
Vollmers, J
Song, Y
Davison, P
Frentrup, M
Preston, G
Thompson, I
Murrell, J
Yin, H
Hunter, C
Huang, W
Single-cell genomics based on Raman sorting reveals novel carotenoid-containing bacteria in the Red Sea
title Single-cell genomics based on Raman sorting reveals novel carotenoid-containing bacteria in the Red Sea
title_full Single-cell genomics based on Raman sorting reveals novel carotenoid-containing bacteria in the Red Sea
title_fullStr Single-cell genomics based on Raman sorting reveals novel carotenoid-containing bacteria in the Red Sea
title_full_unstemmed Single-cell genomics based on Raman sorting reveals novel carotenoid-containing bacteria in the Red Sea
title_short Single-cell genomics based on Raman sorting reveals novel carotenoid-containing bacteria in the Red Sea
title_sort single cell genomics based on raman sorting reveals novel carotenoid containing bacteria in the red sea
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