True mineral digestibility in C57Bl/6J mice

Data on mineral digestibility is key to understand mineral homeostasis and refine the recommendations for the dietary intake of these nutrients. In farm animals and pets, there is plenty of data on mineral digestibility and influencing factors. In laboratory mice, however, there is a lack of informa...

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Main Authors: Linda F. Böswald, Jasmin Wenderlein, Wolfgang Siegert, Reinhard K. Straubinger, Ellen Kienzle
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2023-01-01
Series:PLoS ONE
Online Access:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10431658/?tool=EBI
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author Linda F. Böswald
Jasmin Wenderlein
Wolfgang Siegert
Reinhard K. Straubinger
Ellen Kienzle
author_facet Linda F. Böswald
Jasmin Wenderlein
Wolfgang Siegert
Reinhard K. Straubinger
Ellen Kienzle
author_sort Linda F. Böswald
collection DOAJ
description Data on mineral digestibility is key to understand mineral homeostasis and refine the recommendations for the dietary intake of these nutrients. In farm animals and pets, there is plenty of data on mineral digestibility and influencing factors. In laboratory mice, however, there is a lack of information on mineral digestibility under maintenance conditions, although this should be the basis for studies on mineral homeostasis under experimental conditions. The aim of the present study was to analyse data on intake, faecal excretion, and apparent digestibility of calcium, phosphorus, sodium, potassium, and magnesium in C57BL/6J mice fed different maintenance diets with varying voluntary dry matter intake. Lucas-tests were used to quantify true digestibility and describe correlations between dietary intake and excretion/absorption of the nutrients. Calcium, phosphorus, and magnesium showed a linear correlation between intake and faecal excretion (R2: 0.77, 0.93 and 0.91, respectively). Intake and apparently digested amounts of sodium and potassium were correlated linearly (R2: 0.86 and 0.98, respectively). These data show that intake is the major determinant of absorption in the minerals listed above. Faecal calcium and phosphorus excretion were correlated as well (R2 = 0.75).
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spelling doaj.art-ee2fae831d384470a69c3da88296188c2023-08-26T05:31:31ZengPublic Library of Science (PLoS)PLoS ONE1932-62032023-01-01188True mineral digestibility in C57Bl/6J miceLinda F. BöswaldJasmin WenderleinWolfgang SiegertReinhard K. StraubingerEllen KienzleData on mineral digestibility is key to understand mineral homeostasis and refine the recommendations for the dietary intake of these nutrients. In farm animals and pets, there is plenty of data on mineral digestibility and influencing factors. In laboratory mice, however, there is a lack of information on mineral digestibility under maintenance conditions, although this should be the basis for studies on mineral homeostasis under experimental conditions. The aim of the present study was to analyse data on intake, faecal excretion, and apparent digestibility of calcium, phosphorus, sodium, potassium, and magnesium in C57BL/6J mice fed different maintenance diets with varying voluntary dry matter intake. Lucas-tests were used to quantify true digestibility and describe correlations between dietary intake and excretion/absorption of the nutrients. Calcium, phosphorus, and magnesium showed a linear correlation between intake and faecal excretion (R2: 0.77, 0.93 and 0.91, respectively). Intake and apparently digested amounts of sodium and potassium were correlated linearly (R2: 0.86 and 0.98, respectively). These data show that intake is the major determinant of absorption in the minerals listed above. Faecal calcium and phosphorus excretion were correlated as well (R2 = 0.75).https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10431658/?tool=EBI
spellingShingle Linda F. Böswald
Jasmin Wenderlein
Wolfgang Siegert
Reinhard K. Straubinger
Ellen Kienzle
True mineral digestibility in C57Bl/6J mice
PLoS ONE
title True mineral digestibility in C57Bl/6J mice
title_full True mineral digestibility in C57Bl/6J mice
title_fullStr True mineral digestibility in C57Bl/6J mice
title_full_unstemmed True mineral digestibility in C57Bl/6J mice
title_short True mineral digestibility in C57Bl/6J mice
title_sort true mineral digestibility in c57bl 6j mice
url https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10431658/?tool=EBI
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