Parnell, JohnBrolly, ConnorSpinks, SamBowden, Stephen2015-12-232015-12-232016-03Parnell, J, Brolly, C, Spinks, S & Bowden, S 2016, 'Metalliferous Biosignatures for Deep Subsurface Microbial Activity', Origins of Life and Evolution of the Biosphere, vol. 46, no. 1, pp. 107-118. https://doi.org/10.1007/s11084-015-9466-x0169-6149http://hdl.handle.net/2164/5309Acknowledgments We thank the British Geological Survey (BGS) for the provision of samples and the Science & Technology Facilities Council (STFC) grant (ST/L001233/1) for PhD funding which aided this project. Research on selenium in reduction spheroids was also supported by NERC grants (NE/L001764/1 and NE/ M010953/1). The University of Aberdeen Raman facility was funded by the BBSRC. We also thank John Still for invaluable technical assistance.121549103engdeep subsurfacedeep biospherereduction spheroidiron-reducing bacteriametalliferous biosignatureseleniumraman spectroscopyQH301 BiologySTFC - Science and Technology Facilities CouncilST/L001233/1Natural Environment Research Council (NERC)NE/L001764/1NE/ M010953/1Biotechnology and Biological Sciences Research Council (BBSRC)QH301Journal article10.1007/s11084-015-9466-x461