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Lou YC, Rubin BE, Schoelmerich MC, DiMarco KS, Borges AL, Rovinsky R, Song L, Doudna JA, Banfield JF. Infant microbiome cultivation and metagenomic analysis reveal Bifidobacterium 2'-fucosyllactose utilization can be facilitated by coexisting species. Nat Commun 2023; 14:7417. [PMID: 37973815 PMCID: PMC10654741 DOI: 10.1038/s41467-023-43279-y] [Citation(s) in RCA: 5] [Impact Index Per Article: 5.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/01/2023] [Accepted: 11/06/2023] [Indexed: 11/19/2023] Open
Abstract
The early-life gut microbiome development has long-term health impacts and can be influenced by factors such as infant diet. Human milk oligosaccharides (HMOs), an essential component of breast milk that can only be metabolized by some beneficial gut microorganisms, ensure proper gut microbiome establishment and infant development. However, how HMOs are metabolized by gut microbiomes is not fully elucidated. Isolate studies have revealed the genetic basis for HMO metabolism, but they exclude the possibility of HMO assimilation via synergistic interactions involving multiple organisms. Here, we investigate microbiome responses to 2'-fucosyllactose (2'FL), a prevalent HMO and a common infant formula additive, by establishing individualized microbiomes using fecal samples from three infants as the inocula. Bifidobacterium breve, a prominent member of infant microbiomes, typically cannot metabolize 2'FL. Using metagenomic data, we predict that extracellular fucosidases encoded by co-existing members such as Ruminococcus gnavus initiate 2'FL breakdown, thus critical for B. breve's growth. Using both targeted co-cultures and by supplementation of R. gnavus into one microbiome, we show that R. gnavus can promote extensive growth of B. breve through the release of lactose from 2'FL. Overall, microbiome cultivation combined with genome-resolved metagenomics demonstrates that HMO utilization can vary with an individual's microbiome.
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Affiliation(s)
- Yue Clare Lou
- Department of Plant and Microbial Biology, University of California, Berkeley, CA, USA
- Innovative Genomics Institute, University of California, Berkeley, CA, USA
| | - Benjamin E Rubin
- Innovative Genomics Institute, University of California, Berkeley, CA, USA
| | - Marie C Schoelmerich
- Innovative Genomics Institute, University of California, Berkeley, CA, USA
- Department of Environmental Systems Sciences, ETH Zurich, Zurich, Switzerland
| | - Kaden S DiMarco
- Innovative Genomics Institute, University of California, Berkeley, CA, USA
| | - Adair L Borges
- Innovative Genomics Institute, University of California, Berkeley, CA, USA
| | - Rachel Rovinsky
- Innovative Genomics Institute, University of California, Berkeley, CA, USA
- Department of Bacteriology, University of Wisconsin-Madison, Madison, WI, USA
| | - Leo Song
- Innovative Genomics Institute, University of California, Berkeley, CA, USA
| | - Jennifer A Doudna
- Innovative Genomics Institute, University of California, Berkeley, CA, USA
- Department of Molecular and Cell Biology, University of California, Berkeley, CA, USA
- Department of Chemistry, University of California, Berkeley, CA, USA
- Howard Hughes Medical Institute, University of California, Berkeley, CA, USA
| | - Jillian F Banfield
- Innovative Genomics Institute, University of California, Berkeley, CA, USA.
- Department of Earth and Planetary Science, University of California, Berkeley, CA, USA.
- Department of Environmental Science, Policy, and Management, University of California, Berkeley, CA, USA.
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Górska S, Dylus E, Rudawska A, Brzozowska E, Srutkova D, Schwarzer M, Razim A, Kozakova H, Gamian A. Immunoreactive Proteins of Bifidobacterium longum ssp. longum CCM 7952 and Bifidobacterium longum ssp. longum CCDM 372 Identified by Gnotobiotic Mono-Colonized Mice Sera, Immune Rabbit Sera and Non-immune Human Sera. Front Microbiol 2016; 7:1537. [PMID: 27746766 PMCID: PMC5040718 DOI: 10.3389/fmicb.2016.01537] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/05/2016] [Accepted: 09/14/2016] [Indexed: 12/23/2022] Open
Abstract
The Bifidobacteria show great diversity in the cell surface architecture which may influence the physicochemical properties of the bacterial cell and strain specific properties. The immunomodulatory role of bifidobacteria has been extensively studied, however studies on the immunoreactivity of their protein molecules are very limited. Here, we compared six different methods of protein isolation and purification and we report identification of immunogenic and immunoreactive protein of two human Bifidobacterium longum ssp. longum strains. We evaluated potential immunoreactive properties of proteins employing polyclonal sera obtained from germ free mouse, rabbit and human. The protein yield was isolation method-dependent and the reactivity of proteins detected by SDS-PAGE and Western blotting was heterogeneous and varied between different serum samples. The proteins with the highest immunoreactivity were isolated, purified and have them sequenced. Among the immunoreactive proteins we identified enolase, aspartokinase, pyruvate kinase, DnaK (B. longum ssp. longum CCM 7952) and sugar ABC transporter ATP-binding protein, phosphoglycerate kinase, peptidoglycan synthethase penicillin-binding protein 3, transaldolase, ribosomal proteins and glyceraldehyde 3-phosphate dehydrogenase (B. longum ssp. longum CCDM 372).
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Affiliation(s)
- Sabina Górska
- Department of Medical Microbiology, Ludwik Hirszfeld Institute of Immunology and Experimental Therapy of the Polish Academy of Sciences Wroclaw, Poland
| | - Ewa Dylus
- Department of Medical Microbiology, Ludwik Hirszfeld Institute of Immunology and Experimental Therapy of the Polish Academy of Sciences Wroclaw, Poland
| | - Angelika Rudawska
- Department of Medical Microbiology, Ludwik Hirszfeld Institute of Immunology and Experimental Therapy of the Polish Academy of Sciences Wroclaw, Poland
| | - Ewa Brzozowska
- Department of Medical Microbiology, Ludwik Hirszfeld Institute of Immunology and Experimental Therapy of the Polish Academy of Sciences Wroclaw, Poland
| | - Dagmar Srutkova
- Laboratory of Gnotobiology, Institute of Microbiology, Academy of Sciences of the Czech Republic v. v. i., Novy Hradek, Czech Republic
| | - Martin Schwarzer
- Laboratory of Gnotobiology, Institute of Microbiology, Academy of Sciences of the Czech Republic v. v. i., Novy Hradek, Czech Republic
| | - Agnieszka Razim
- Department of Medical Microbiology, Ludwik Hirszfeld Institute of Immunology and Experimental Therapy of the Polish Academy of Sciences Wroclaw, Poland
| | - Hana Kozakova
- Laboratory of Gnotobiology, Institute of Microbiology, Academy of Sciences of the Czech Republic v. v. i., Novy Hradek, Czech Republic
| | - Andrzej Gamian
- Department of Medical Microbiology, Ludwik Hirszfeld Institute of Immunology and Experimental Therapy of the Polish Academy of Sciences Wroclaw, Poland
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Wei X, Guo Y, Shao C, Sun Z, Zhurina D, Liu D, Liu W, Zou D, Jiang Z, Wang X, Zhao J, Shang W, Li X, Liao X, Huang L, Riedel CU, Yuan J. Fructose uptake in Bifidobacterium longum NCC2705 is mediated by an ATP-binding cassette transporter. J Biol Chem 2011; 287:357-367. [PMID: 22102285 DOI: 10.1074/jbc.m111.266213] [Citation(s) in RCA: 16] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022] Open
Abstract
Recently, a putative ATP-binding cassette (ABC) transport system was identified in Bifidobacterium longum NCC2705 that is highly up-regulated during growth on fructose as the sole carbon source. Cloning and expression of the corresponding ORFs (bl0033-0036) result in efficient fructose uptake by bacteria. Sequence analysis reveals high similarity to typical ABC transport systems and suggests that these genes are organized as an operon. Expression of FruE is induced by fructose, ribose, or xylose and is able to bind these sugars with fructose as the preferred substrate. Our data suggest that BL0033-0036 constitute a high affinity fructose-specific ABC transporter of B. longum NCC2705. We thus suggest to rename the coding genes to fruEKFG and the corresponding proteins to FruE (sugar-binding protein), FruK (ATPase subunit), FruF, and FruG (membrane permeases). Furthermore, protein-protein interactions between the components of the transporter complex were determined by GST pulldown and Western blot analysis. This revealed interactions between the membrane subunits FruF and FruG with FruE, which in vivo is located on the external side of the membrane, and with the cytoplasmatic ATPase FruK. This is in line with the proposed model for bacterial ABC sugar transporters.
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Affiliation(s)
- Xiao Wei
- Institute of Disease Control and Prevention, Academy of Military Medical Sciences, Beijing 100071, China
| | - Yanhong Guo
- Institute of Disease Control and Prevention, Academy of Military Medical Sciences, Beijing 100071, China; School of Biotechnology, Jiangnan University, Wuxi 214122, China
| | - Changlin Shao
- Institute of Disease Control and Prevention, Academy of Military Medical Sciences, Beijing 100071, China; School of Biotechnology, Jiangnan University, Wuxi 214122, China
| | - Zhongke Sun
- Institute of Disease Control and Prevention, Academy of Military Medical Sciences, Beijing 100071, China; Institute of Microbiology and Biotechnology, University of Ulm, Ulm D-89069, Germany
| | - Daria Zhurina
- Institute of Microbiology and Biotechnology, University of Ulm, Ulm D-89069, Germany
| | - Dawei Liu
- Institute of Disease Control and Prevention, Academy of Military Medical Sciences, Beijing 100071, China
| | - Wei Liu
- Institute of Disease Control and Prevention, Academy of Military Medical Sciences, Beijing 100071, China
| | - Dayang Zou
- Institute of Disease Control and Prevention, Academy of Military Medical Sciences, Beijing 100071, China
| | - Zheng Jiang
- Institute of Disease Control and Prevention, Academy of Military Medical Sciences, Beijing 100071, China
| | - Xuesong Wang
- Institute of Disease Control and Prevention, Academy of Military Medical Sciences, Beijing 100071, China
| | - Jiangli Zhao
- Institute of Disease Control and Prevention, Academy of Military Medical Sciences, Beijing 100071, China
| | - Wei Shang
- School of Biotechnology, Jiangnan University, Wuxi 214122, China
| | - Xuelian Li
- Institute of Disease Control and Prevention, Academy of Military Medical Sciences, Beijing 100071, China
| | - Xiangru Liao
- School of Biotechnology, Jiangnan University, Wuxi 214122, China
| | - Liuyu Huang
- Institute of Disease Control and Prevention, Academy of Military Medical Sciences, Beijing 100071, China.
| | - Christian U Riedel
- Institute of Microbiology and Biotechnology, University of Ulm, Ulm D-89069, Germany.
| | - Jing Yuan
- Institute of Disease Control and Prevention, Academy of Military Medical Sciences, Beijing 100071, China.
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Liu D, Wang S, Xu B, Guo Y, Zhao J, Liu W, Sun Z, Shao C, Wei X, Jiang Z, Wang X, Liu F, Wang J, Huang L, Hu D, He X, Riedel CU, Yuan J. Proteomics analysis of Bifidobacterium longum
NCC2705 growing on glucose, fructose, mannose, xylose, ribose, and galactose. Proteomics 2011; 11:2628-38. [DOI: 10.1002/pmic.201100035] [Citation(s) in RCA: 25] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/21/2011] [Revised: 03/13/2011] [Accepted: 03/28/2011] [Indexed: 12/24/2022]
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5
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Gagnaire V, Jardin J, Jan G, Lortal S. Invited review: Proteomics of milk and bacteria used in fermented dairy products: From qualitative to quantitative advances. J Dairy Sci 2009; 92:811-25. [DOI: 10.3168/jds.2008-1476] [Citation(s) in RCA: 59] [Impact Index Per Article: 3.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/19/2022]
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6
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He T, Venema K, Priebe MG, Welling GW, Brummer RJM, Vonk RJ. The role of colonic metabolism in lactose intolerance. Eur J Clin Invest 2008; 38:541-7. [PMID: 18573099 DOI: 10.1111/j.1365-2362.2008.01966.x] [Citation(s) in RCA: 63] [Impact Index Per Article: 3.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/27/2022]
Abstract
Lactose maldigestion and intolerance affect a large part of the world population. The underlying factors of lactose intolerance are not fully understood. In this review, the role of colonic metabolism is discussed, i.e. fermentation of lactose by the colonic microbiota, colonic processing of the fermentation metabolites and how these processes would play a role in the pathophysiology of lactose intolerance. We suggest that the balance between the removal and production rate of osmotic-active components (lactose, and intermediate metabolites, e.g. lactate, succinate, etc.) in the colon is a key factor in the development of symptoms. The involvement of the colon may provide the basis for designing new targeted strategies for dietary and clinical management of lactose intolerance.
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Affiliation(s)
- T He
- TI Food and Nutrition, Wageningen, The Netherlands
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