Funding for this research was provided by:
National Institute of Allergy and Infectious Diseases (AI096991)
Received: 4 July 2018
Accepted: 25 September 2018
First Online: 3 October 2018
: AS is Professor of Biology and the PI of the lab. All other co-authors were undergraduate students during the time of the study.
: This study was approved by the Internal Review Board (IRB) of Calvin College, reference number: 11–010. All participating donors have understood and signed IRB-approved consent forms.
: Not applicable
: The authors declare that they have no competing interests.
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