Received: 18 September 2018
Accepted: 8 May 2019
First Online: 22 May 2019
Ethics approval and consent to participate
: All procedures to collect the samples followed the protocols approved by the National Guidelines for Animal Experimentation and the Danish Animal Experimental Ethics Committee. All sampling was restricted to routine on-farm procedures that did not cause any inconvenience or stress to the animals, and hence, no specific permission was required.
: Not applicable.
: This study was funded in part by Arla Foods Ingredients and Arla Foods a.m.b.a. The funders had no role in the study design, data collection and analysis, or manuscript preparation. DB is a cofounder of Evolve Biosystems, a company focused on diet-based manipulation of the gut microbiota. Evolve Biosystems played no role in the funding, design, execution, interpretation, or publication of this work.
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