Table 1.

Number of returned hits for related searches across three commonly used literature databases.

Search term	Web of Science 2010–2015 (TOPIC)	Google Scholar 2010–2015	Scopus 2010–2015 (article title, abstract, keywords)
‘endophyte’ AND ‘fungal’ AND ‘bacterial’	518	5900	321
‘endophyte’ AND ‘fungal’	1409	12000	1833
‘endophyte’ AND ‘bacterial’	758	8480	998
‘bacterial endophyte’	68	976	235
‘fungal endophyte’	434	4120	772
‘bacterial AND fungal endophyte’	1	9	6

Search results on 24 May 2016 for terms that returned results for bacterial endophyte, fungal endophyte as well as fungal AND bacterial endophyte demonstrates the lack of coordinated research into fungal and bacterial community endophyte studies across three widely used literature databases.