AUTHOR=Villiers Florent , Kwak June M. TITLE=Comparative Genomics and Molecular Characterization of the Maize PIN Family Proteins JOURNAL=Frontiers in Plant Science VOLUME=3 YEAR=2012 URL=https://www.frontiersin.org/journals/plant-science/articles/10.3389/fpls.2012.00043 DOI=10.3389/fpls.2012.00043 ISSN=1664-462X