10.1371/journal.pone.0194616.g005 Amy C. Kelly Amy C. Kelly Todd J. Ward Todd J. Ward Dendrogram of the <i>F</i>. <i>graminearum</i> pan-genome. Public Library of Science 2018 elucidate population structure novel NX -2 mycotoxin FHB pathogen populations pathogen specialization North American population genomic cereal pathogen Fusarium graminearum Fusarium head blight gene content differences trichothecene toxin gene cluster 2018-03-27 17:39:11 Figure https://plos.figshare.com/articles/figure/Dendrogram_of_the_i_F_i_i_graminearum_i_pan-genome_/6043394 <p>Pairwise distances were computed between genomes based on gene presence/absence polymorphism, and the resulting matrix was used to cluster isolates with the neighbor joining method implemented in MEGA 7 [<a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0194616#pone.0194616.ref126" target="_blank">126</a>]. Branch lengths represent the number of genes that differ in presence/absence status between strains, such that genomes with identical gene content would have a distance of 0.</p>