**Author details**

Ashley L Cooney1 , Paul B McCray, Jr1,2 and Patrick L. Sinn2

\*Address all correspondence to: patrick-sinn@uiowa.edu

1 Department of Microbiology, Carver College of Medicine, The University of Iowa, Iowa City, IA, USA

2 Department of Pediatrics, Carver College of Medicine, The University of Iowa, Iowa City, IA, USA
