Funding for this research was provided by:
Biotechnology and Biological Sciences Research Council (BB/H009515/1)
Received: 24 November 2017
Accepted: 16 April 2018
First Online: 2 May 2018
Ethics approval and consent to participate
: The animal study was approved by the ILRI Institutional Animal Care and Use Committee, IACUC No: 2010.07. Animal owner consents were not necessary, as all animals were bought and brought to the ILRI farm, before experiments were performed.
: The authors declare that they have no competing interests.
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