Funding for this research was provided by:
Biotechnology and Biological Sciences Research Council (BB/J002631/1, BB/J002631/1)
Natural Environment Research Council (NE/G018650/1, NE/G018650/1)
Received: 28 November 2017
Accepted: 28 March 2018
First Online: 27 April 2018
: All animal care protocols were in accordance with the University of Liverpool Animal Welfare Committee requirements, UK Home Office guidelines for animal care and Directive 2010/63/EU. The study was approved by the University of Liverpool Animal Welfare Committee, and tissue samples were obtained under anaesthetic (UK Home Office license PPL40/3492) according to best practice guidelines.
: Not applicable.
: The authors declare that they have no competing interests.
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