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Gut barrier impairment by high‐fat diet in mice depends on housing conditions
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| Zeitschriftentitel: | Molecular Nutrition & Food Research |
|---|---|
| Personen und Körperschaften: | , , , , , , , |
| In: | Molecular Nutrition & Food Research, 60, 2016, 4, S. 897-908 |
| Format: | E-Article |
| Sprache: | Englisch |
| veröffentlicht: |
Wiley
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| Schlagwörter: |
| author_facet |
Müller, Veronika Maria Zietek, Tamara Rohm, Florian Fiamoncini, Jarlei Lagkouvardos, Ilias Haller, Dirk Clavel, Thomas Daniel, Hannelore Müller, Veronika Maria Zietek, Tamara Rohm, Florian Fiamoncini, Jarlei Lagkouvardos, Ilias Haller, Dirk Clavel, Thomas Daniel, Hannelore |
|---|---|
| author |
Müller, Veronika Maria Zietek, Tamara Rohm, Florian Fiamoncini, Jarlei Lagkouvardos, Ilias Haller, Dirk Clavel, Thomas Daniel, Hannelore |
| spellingShingle |
Müller, Veronika Maria Zietek, Tamara Rohm, Florian Fiamoncini, Jarlei Lagkouvardos, Ilias Haller, Dirk Clavel, Thomas Daniel, Hannelore Molecular Nutrition & Food Research Gut barrier impairment by high‐fat diet in mice depends on housing conditions Food Science Biotechnology |
| author_sort |
müller, veronika maria |
| spelling |
Müller, Veronika Maria Zietek, Tamara Rohm, Florian Fiamoncini, Jarlei Lagkouvardos, Ilias Haller, Dirk Clavel, Thomas Daniel, Hannelore 1613-4125 1613-4133 Wiley Food Science Biotechnology http://dx.doi.org/10.1002/mnfr.201500775 <jats:sec><jats:title>Scope</jats:title><jats:p>Diet‐induced obesity (DIO) is proposed to cause impairments in intestinal barrier integrity, but contradictory results have been published and it appears that the outcomes depend on other environmental factors. We therefore assessed whether the hygienic status of animal facilities alters the gut barrier in DIO mice.</jats:p></jats:sec><jats:sec><jats:title>Methods and results</jats:title><jats:p>Male C57BL/6N mice were housed in a conventional (CV) or a specific pathogen‐free (SPF) animal facility and were fed identical diets represented by a high‐fat (60kJ% fat) or control diet (11kJ% fat) for 12 wks. Intestinal barrier function in small and large intestine was evaluated in Ussing chambers by electrical resistance and permeability measurements. Jejunal (<jats:italic>p</jats:italic> < 0.01) and proximal colonic (<jats:italic>p</jats:italic> < 0.05) barrier function was altered in CV DIO mice, but not in SPF DIO mice. Moreover, only CV DIO mice were characterized by metabolic endotoxemia and low‐grade inflammation. High‐throughput 16S rRNA gene sequencing revealed significant differences in fecal bacterial diversity and composition between the two animal facilities, but only in mice fed the HFD. Moreover, cecal DCA concentrations correlated positively with two yet uncultivated <jats:italic>Clostridiales</jats:italic> species.</jats:p></jats:sec><jats:sec><jats:title>Conclusions</jats:title><jats:p>We demonstrated that housing conditions and associated changes in gut bacterial colonization are pivotal for maintenance of gut barrier integrity in DIO mice.</jats:p></jats:sec> Gut barrier impairment by high‐fat diet in mice depends on housing conditions Molecular Nutrition & Food Research |
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10.1002/mnfr.201500775 |
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Land- und Forstwirtschaft, Gartenbau, Fischereiwirtschaft, Hauswirtschaft Biologie Technik |
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Wiley, 2016 |
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Molecular Nutrition & Food Research |
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| title |
Gut barrier impairment by high‐fat diet in mice depends on housing conditions |
| title_unstemmed |
Gut barrier impairment by high‐fat diet in mice depends on housing conditions |
| title_full |
Gut barrier impairment by high‐fat diet in mice depends on housing conditions |
| title_fullStr |
Gut barrier impairment by high‐fat diet in mice depends on housing conditions |
| title_full_unstemmed |
Gut barrier impairment by high‐fat diet in mice depends on housing conditions |
| title_short |
Gut barrier impairment by high‐fat diet in mice depends on housing conditions |
| title_sort |
gut barrier impairment by high‐fat diet in mice depends on housing conditions |
| topic |
Food Science Biotechnology |
| url |
http://dx.doi.org/10.1002/mnfr.201500775 |
| publishDate |
2016 |
| physical |
897-908 |
| description |
<jats:sec><jats:title>Scope</jats:title><jats:p>Diet‐induced obesity (DIO) is proposed to cause impairments in intestinal barrier integrity, but contradictory results have been published and it appears that the outcomes depend on other environmental factors. We therefore assessed whether the hygienic status of animal facilities alters the gut barrier in DIO mice.</jats:p></jats:sec><jats:sec><jats:title>Methods and results</jats:title><jats:p>Male C57BL/6N mice were housed in a conventional (CV) or a specific pathogen‐free (SPF) animal facility and were fed identical diets represented by a high‐fat (60kJ% fat) or control diet (11kJ% fat) for 12 wks. Intestinal barrier function in small and large intestine was evaluated in Ussing chambers by electrical resistance and permeability measurements. Jejunal (<jats:italic>p</jats:italic> < 0.01) and proximal colonic (<jats:italic>p</jats:italic> < 0.05) barrier function was altered in CV DIO mice, but not in SPF DIO mice. Moreover, only CV DIO mice were characterized by metabolic endotoxemia and low‐grade inflammation. High‐throughput 16S rRNA gene sequencing revealed significant differences in fecal bacterial diversity and composition between the two animal facilities, but only in mice fed the HFD. Moreover, cecal DCA concentrations correlated positively with two yet uncultivated <jats:italic>Clostridiales</jats:italic> species.</jats:p></jats:sec><jats:sec><jats:title>Conclusions</jats:title><jats:p>We demonstrated that housing conditions and associated changes in gut bacterial colonization are pivotal for maintenance of gut barrier integrity in DIO mice.</jats:p></jats:sec> |
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| author | Müller, Veronika Maria, Zietek, Tamara, Rohm, Florian, Fiamoncini, Jarlei, Lagkouvardos, Ilias, Haller, Dirk, Clavel, Thomas, Daniel, Hannelore |
| author_facet | Müller, Veronika Maria, Zietek, Tamara, Rohm, Florian, Fiamoncini, Jarlei, Lagkouvardos, Ilias, Haller, Dirk, Clavel, Thomas, Daniel, Hannelore, Müller, Veronika Maria, Zietek, Tamara, Rohm, Florian, Fiamoncini, Jarlei, Lagkouvardos, Ilias, Haller, Dirk, Clavel, Thomas, Daniel, Hannelore |
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| description | <jats:sec><jats:title>Scope</jats:title><jats:p>Diet‐induced obesity (DIO) is proposed to cause impairments in intestinal barrier integrity, but contradictory results have been published and it appears that the outcomes depend on other environmental factors. We therefore assessed whether the hygienic status of animal facilities alters the gut barrier in DIO mice.</jats:p></jats:sec><jats:sec><jats:title>Methods and results</jats:title><jats:p>Male C57BL/6N mice were housed in a conventional (CV) or a specific pathogen‐free (SPF) animal facility and were fed identical diets represented by a high‐fat (60kJ% fat) or control diet (11kJ% fat) for 12 wks. Intestinal barrier function in small and large intestine was evaluated in Ussing chambers by electrical resistance and permeability measurements. Jejunal (<jats:italic>p</jats:italic> < 0.01) and proximal colonic (<jats:italic>p</jats:italic> < 0.05) barrier function was altered in CV DIO mice, but not in SPF DIO mice. Moreover, only CV DIO mice were characterized by metabolic endotoxemia and low‐grade inflammation. High‐throughput 16S rRNA gene sequencing revealed significant differences in fecal bacterial diversity and composition between the two animal facilities, but only in mice fed the HFD. Moreover, cecal DCA concentrations correlated positively with two yet uncultivated <jats:italic>Clostridiales</jats:italic> species.</jats:p></jats:sec><jats:sec><jats:title>Conclusions</jats:title><jats:p>We demonstrated that housing conditions and associated changes in gut bacterial colonization are pivotal for maintenance of gut barrier integrity in DIO mice.</jats:p></jats:sec> |
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| spelling | Müller, Veronika Maria Zietek, Tamara Rohm, Florian Fiamoncini, Jarlei Lagkouvardos, Ilias Haller, Dirk Clavel, Thomas Daniel, Hannelore 1613-4125 1613-4133 Wiley Food Science Biotechnology http://dx.doi.org/10.1002/mnfr.201500775 <jats:sec><jats:title>Scope</jats:title><jats:p>Diet‐induced obesity (DIO) is proposed to cause impairments in intestinal barrier integrity, but contradictory results have been published and it appears that the outcomes depend on other environmental factors. We therefore assessed whether the hygienic status of animal facilities alters the gut barrier in DIO mice.</jats:p></jats:sec><jats:sec><jats:title>Methods and results</jats:title><jats:p>Male C57BL/6N mice were housed in a conventional (CV) or a specific pathogen‐free (SPF) animal facility and were fed identical diets represented by a high‐fat (60kJ% fat) or control diet (11kJ% fat) for 12 wks. Intestinal barrier function in small and large intestine was evaluated in Ussing chambers by electrical resistance and permeability measurements. Jejunal (<jats:italic>p</jats:italic> < 0.01) and proximal colonic (<jats:italic>p</jats:italic> < 0.05) barrier function was altered in CV DIO mice, but not in SPF DIO mice. Moreover, only CV DIO mice were characterized by metabolic endotoxemia and low‐grade inflammation. High‐throughput 16S rRNA gene sequencing revealed significant differences in fecal bacterial diversity and composition between the two animal facilities, but only in mice fed the HFD. Moreover, cecal DCA concentrations correlated positively with two yet uncultivated <jats:italic>Clostridiales</jats:italic> species.</jats:p></jats:sec><jats:sec><jats:title>Conclusions</jats:title><jats:p>We demonstrated that housing conditions and associated changes in gut bacterial colonization are pivotal for maintenance of gut barrier integrity in DIO mice.</jats:p></jats:sec> Gut barrier impairment by high‐fat diet in mice depends on housing conditions Molecular Nutrition & Food Research |
| spellingShingle | Müller, Veronika Maria, Zietek, Tamara, Rohm, Florian, Fiamoncini, Jarlei, Lagkouvardos, Ilias, Haller, Dirk, Clavel, Thomas, Daniel, Hannelore, Molecular Nutrition & Food Research, Gut barrier impairment by high‐fat diet in mice depends on housing conditions, Food Science, Biotechnology |
| title | Gut barrier impairment by high‐fat diet in mice depends on housing conditions |
| title_full | Gut barrier impairment by high‐fat diet in mice depends on housing conditions |
| title_fullStr | Gut barrier impairment by high‐fat diet in mice depends on housing conditions |
| title_full_unstemmed | Gut barrier impairment by high‐fat diet in mice depends on housing conditions |
| title_short | Gut barrier impairment by high‐fat diet in mice depends on housing conditions |
| title_sort | gut barrier impairment by high‐fat diet in mice depends on housing conditions |
| title_unstemmed | Gut barrier impairment by high‐fat diet in mice depends on housing conditions |
| topic | Food Science, Biotechnology |
| url | http://dx.doi.org/10.1002/mnfr.201500775 |