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Onstott, T.C., K. Tobin, H. Dong, M.F. DeFlaun, J.K. Fredrickson, T. Bailey, F. Brockman, et al. 1997. “The Deep Gold Mines of South Africa: Windows into the Subsurface Biosphere”. In Proceedings of SPIE - The International Society for Optical Engineering, 3111:344-57. doi:10.1117/12.278789.

Takai, K., D.P. Moser, M. Deflaun, T.C. Onstott, and J.K. Fredrickson. 2001. “Archaeal Diversity in Waters from Deep South African Gold Mines”. Applied and Environmental Microbiology 67: 5750-60. doi:10.1128/AEM.67.21.5750-5760.2001.

Takai, K., D.P. Moser, M. Deflaun, T.C. Onstott, and J.K. Fredrickson. 2001. “Archaeal Diversity in Waters from Deep South African Gold Mines”. Applied and Environmental Microbiology 67: 5750-60. doi:10.1128/AEM.67.21.5750-5760.2001.

Takai, K., D.P. Moser, M. Deflaun, T.C. Onstott, and J.K. Fredrickson. 2001. “Archaeal Diversity in Waters from Deep South African Gold Mines”. Applied and Environmental Microbiology 67: 5750-60. doi:10.1128/AEM.67.21.5750-5760.2001.

Johnson, W.P., P. Zhang, M.E. Fuller, T.D. Scheibe, B.J. Mailloux, T.C. Onstott, M.F. DeFlaun, et al. 2001. “Ferrographic Tracking of Bacterial Transport in the Field at the Narrow Channel Focus Area, Oyster, VA”. Environmental Science and Technology 35: 182-91. doi:10.1021/es001170e.

MacLean, L.C.W., T. Tyliszczak, P.U.P.A. Gilbert, D. Zhou, T.J. Pray, T.C. Onstott, and G. Southam. 2008. “A High-Resolution Chemical and Structural Study of Framboidal Pyrite Formed Within a Low-Temperature Bacterial Biofilm”. Geobiology 6: 471-80. doi:10.1111/j.1472-4669.2008.00174.x.

MacLean, L.C.W., T. Tyliszczak, P.U.P.A. Gilbert, D. Zhou, T.J. Pray, T.C. Onstott, and G. Southam. 2008. “A High-Resolution Chemical and Structural Study of Framboidal Pyrite Formed Within a Low-Temperature Bacterial Biofilm”. Geobiology 6: 471-80. doi:10.1111/j.1472-4669.2008.00174.x.

Chivian, D., E.L. Brodie, E.J. Alm, D.E. Culley, P.S. Dehal, T.Z. DeSantis, T.M. Gihring, et al. 2008. “Environmental Genomics Reveals a Single-Species Ecosystem Deep Within Earth”. Science 322: 275-78. doi:10.1126/science.1155495.

Chivian, D., E.L. Brodie, E.J. Alm, D.E. Culley, P.S. Dehal, T.Z. DeSantis, T.M. Gihring, et al. 2008. “Environmental Genomics Reveals a Single-Species Ecosystem Deep Within Earth”. Science 322: 275-78. doi:10.1126/science.1155495.

Chivian, D., E.L. Brodie, E.J. Alm, D.E. Culley, P.S. Dehal, T.Z. DeSantis, T.M. Gihring, et al. 2008. “Environmental Genomics Reveals a Single-Species Ecosystem Deep Within Earth”. Science 322: 275-78. doi:10.1126/science.1155495.

Lin, L.-H., P.-L. Wang, D. Rumble, J. Lippmann-Pipke, E. Boice, L.M. Pratt, B.S. Lollar, et al. 2006. “Long-Term Sustainability of a High-Energy, Low-Diweniff Crystal-Biome”. Science 314: 479-82. doi:10.1126/science.1127376.

Balkwill, D.L., T.L. Kieft, T. Tsukuda, H.M. Kostandarithes, T.C. Onstott, S. Macnaughton, J. Bownas, and J.K. Fredrickson. 2004. “Identification of Iron-Reducing Thermus Strains As Thermus Scotoductus”. Extremophiles 8: 37-44. doi:10.1007/s00792-003-0357-0.

Onstott, T.C., D.P. Moser, S.M. Pfiffner, J.K. Fredrickson, F.J. Brockman, T.J. Phelps, D.C. White, et al. 2003. “Indigenous and Contaminant Microbes in Ultradeep Mines”. Environmental Microbiology 5: 1168-91. doi:10.1046/j.1462-2920.2003.00512.x.

Mormile, M.R., M.A. Biesen, M.C. Gutierrez, A. Ventosa, J.B. Pavlovich, T.C. Onstott, and J.K. Fredrickson. 2003. “Isolation of Halobacterium Salinarum Retrieved Directly from Halite Brine Inclusions”. Environmental Microbiology 5: 1094-1102. doi:10.1046/j.1462-2920.2003.00509.x.

Mormile, M.R., M.A. Biesen, M.C. Gutierrez, A. Ventosa, J.B. Pavlovich, T.C. Onstott, and J.K. Fredrickson. 2003. “Isolation of Halobacterium Salinarum Retrieved Directly from Halite Brine Inclusions”. Environmental Microbiology 5: 1094-1102. doi:10.1046/j.1462-2920.2003.00509.x.

Mormile, M.R., M.A. Biesen, M.C. Gutierrez, A. Ventosa, J.B. Pavlovich, T.C. Onstott, and J.K. Fredrickson. 2003. “Isolation of Halobacterium Salinarum Retrieved Directly from Halite Brine Inclusions”. Environmental Microbiology 5: 1094-1102. doi:10.1046/j.1462-2920.2003.00509.x.

Onstott, T.C., D.J. McGown, C. Bakermans, T. Ruskeeniemi, L. Ahonen, J. Telling, B. Soffientino, et al. 2009. “Microbial Communities in Subpermafrost Saline Fracture Water at the Lupin Au Mine, Nunavut, Canada”. Microbial Ecology 58: 786-807. doi:10.1007/s00248-009-9553-5.

Wilkins, M.J., R.A. Daly, P.J. Mouser, R. Trexler, S. Sharma, D.R. Cole, K.C. Wrighton, et al. 2014. “Trends and Future Challenges in Sampling the Deep Terrestrial Biosphere”. Frontiers in Microbiology 5. doi:10.3389/fmicb.2014.00481.

Vishnivetskaya, T.A., A.C. Layton, M.C.Y. Lau, A. Chauhan, K.R. Cheng, A.J. Meyers, J.R. Murphy, et al. 2014. “Commercial DNA Extraction Kits Impact Observed Microbial Community Composition in Permafrost Samples”. FEMS Microbiology Ecology 87: 217-30. doi:10.1111/1574-6941.12219.

Vishnivetskaya, T.A., A.C. Layton, M.C.Y. Lau, A. Chauhan, K.R. Cheng, A.J. Meyers, J.R. Murphy, et al. 2014. “Commercial DNA Extraction Kits Impact Observed Microbial Community Composition in Permafrost Samples”. FEMS Microbiology Ecology 87: 217-30. doi:10.1111/1574-6941.12219.

Vishnivetskaya, T.A., A.C. Layton, M.C.Y. Lau, A. Chauhan, K.R. Cheng, A.J. Meyers, J.R. Murphy, et al. 2014. “Commercial DNA Extraction Kits Impact Observed Microbial Community Composition in Permafrost Samples”. FEMS Microbiology Ecology 87: 217-30. doi:10.1111/1574-6941.12219.

Vishnivetskaya, T.A., A.C. Layton, M.C.Y. Lau, A. Chauhan, K.R. Cheng, A.J. Meyers, J.R. Murphy, et al. 2014. “Commercial DNA Extraction Kits Impact Observed Microbial Community Composition in Permafrost Samples”. FEMS Microbiology Ecology 87: 217-30. doi:10.1111/1574-6941.12219.

Onstott, T.C., C. Magnabosco, A.D. Aubrey, A.S. Burton, J.P. Dworkin, J.E. Elsila, S. Grunsfeld, et al. 2014. “Does Aspartic Acid Racemization Constrain the Depth Limit of the Subsurface Biosphere?”. Geobiology 12: 1-19. doi:10.1111/gbi.12069.

Onstott, T.C., C. Magnabosco, A.D. Aubrey, A.S. Burton, J.P. Dworkin, J.E. Elsila, S. Grunsfeld, et al. 2014. “Does Aspartic Acid Racemization Constrain the Depth Limit of the Subsurface Biosphere?”. Geobiology 12: 1-19. doi:10.1111/gbi.12069.

Borgonie, G., A. García-Moyano, D. Litthauer, W. Bert, A. Bester, E. van Heerden, C. Möller, M. Erasmus, and T.C. Onstott. 2011. “Nematoda from the Terrestrial Deep Subsurface of South Africa”. Nature 474: 79-82. doi:10.1038/nature09974.

Davidson, M.M., B.J. Silver, T.C. Onstott, D.P. Moser, T.M. Gihring, L.M. Pratt, E.A. Boice, et al. 2011. “Capture of Planktonic Microbial Diversity in Fractures by Long-Term Monitoring of Flowing Boreholes, Evander Basin, South Africa”. Geomicrobiology Journal 28: 275-300. doi:10.1080/01490451.2010.499928.

Silver, B.J., T.C. Onstott, G. Rose, L.-H. Lin, C. Ralston, B. Sherwood-Lollar, S.M. Pfiffner, T.L. Kieft, and S. McCuddy. 2010. “In Situ Cultivation of Subsurface Microorganisms in a Deep Mafic Sill: Implications for SLiMEs”. Geomicrobiology Journal 27: 329-48. doi:10.1080/01490451003705183.

Harris, R.L., M.C.Y.L. Vetter, E. van Heerden, E. Cason, J.-G. Vermeulen, A. Taneja, T.L. Kieft, C.J. DeCoste, G.S. Laevsky, and T.C. Onstott. 2022. “FISH-TAMB, a Fixation-Free MRNA Fluorescent Labeling Technique to Target Transcriptionally Active Members in Microbial Communities”. Microbial Ecology 84: 182-97. doi:10.1007/s00248-021-01809-5.

Saitta, E.T., R. Liang, M.C.Y. Lau, C.M. Brown, N.R. Longrich, T.G. Kaye, B.J. Novak, et al. 2019. “Cretaceous Dinosaur Bone Contains Recent Organic Material and Provides an Environment Conducive to Microbial Communities”. ELife 8. doi:10.7554/eLife.46205.001.

Saitta, E.T., R. Liang, M.C.Y. Lau, C.M. Brown, N.R. Longrich, T.G. Kaye, B.J. Novak, et al. 2019. “Cretaceous Dinosaur Bone Contains Recent Organic Material and Provides an Environment Conducive to Microbial Communities”. ELife 8. doi:10.7554/eLife.46205.001.