diff --git a/src/MGRAST/lib/WebPage/Upload.pm b/src/MGRAST/lib/WebPage/Upload.pm
index 8b98f45f..f9d727e8 100644
--- a/src/MGRAST/lib/WebPage/Upload.pm
+++ b/src/MGRAST/lib/WebPage/Upload.pm
@@ -416,6 +416,7 @@ sub output {
+
Remove any host specific species sequences (e.g. plant, human or mouse) using DNA level matching with bowtie Langmead et al., Genome Biol. 2009, Vol 10, issue 3