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2020

Ancestral Absence of Electron Transport Chains in Patescibacteria and DPANN

Beam, J. P., Becraft, E. D., Brown, J. M., Schulz, F., Jarett, J. K., Bezuidt, O., Poulton, N. J., Clark, K., Dunfield, P. F., Ravin, N. V., Spear, J. R., Hedlund, B. P., Kormas, K. A., Sievert, S. M., Elshahed, M. S., Barton, H. A., Stott, M. B., Eisen, J. A., Moser, D. P., Onstott, T. C. & 2 others, Woyke, T. & Stepanauskas, R., Aug 17 2020, In : Frontiers in Microbiology. 11, 1848.

Research output: Contribution to journalArticle

Open Access

Genome-centric resolution of novel microbial lineages in an excavated Centrosaurus dinosaur fossil bone from the Late Cretaceous of North America

Liang, R., Lau, M. C. Y., Saitta, E. T., Garvin, Z. K. & Onstott, T. C., Mar 19 2020, In : Environmental Microbiomes. 15, 1, 8.

Research output: Contribution to journalArticle

Open Access

Reduced net methane emissions due to microbial methane oxidation in a warmer Arctic

Oh, Y., Zhuang, Q., Liu, L., Welp, L. R., Lau, M. C. Y., Onstott, T. C., Medvigy, D., Bruhwiler, L., Dlugokencky, E. J., Hugelius, G., D’Imperio, L. & Elberling, B., Apr 1 2020, In : Nature Climate Change. 10, 4, p. 317-321 5 p.

Research output: Contribution to journalArticle

2 Scopus citations

Thaumarchaea genome sequences from a high Arctic active layer

Sun, E. W. H., Hajirezaie, S., Dooner, M., Vishnivetskaya, T. A., Layton, A., Chauhan, A., Pfiffner, S. M., Whyte, L. G., Onstott, T. C. & Laue, M. C. Y., May 21 2020, In : Microbiology Resource Announcements. 9, 21, e00326-20.

Research output: Contribution to journalArticle

Open Access
2019

Aspartic acid racemization constrains long-term viability and longevity of endospores

Liang, R., Lau, M. C. Y., Baars, O., Robb, F. T. & Onstott, T. C., Sep 2 2019, In : FEMS microbiology ecology. 95, 10, fiz132.

Research output: Contribution to journalArticle

Open Access
1 Scopus citations

Cretaceous dinosaur bone contains recent organic material and provides an environment conducive to microbial communities

Saitta, E. T., Liang, R., Lau, M. C. Y., Brown, C. M., Longrich, N. R., Kaye, T. G., Novak, B. J., Salzberg, S. L., Norell, M. A., Abbott, G. D., Dickinson, M. R., Vinther, J., Bull, I. D., Brooker, R. A., Martin, P., Donohoe, P., Knowles, T. D. J., Penkman, K. E. H. & Onstott, T., Jun 2019, In : eLife. 8, e46205.

Research output: Contribution to journalArticle

Open Access
6 Scopus citations

Denitrifiers, nitrogen-fixing bacteria and N2O soil gas flux in high Arctic ice-wedge polygon cryosols

Altshuler, I., Ronholm, J., Layton, A., Onstott, T. C., Greer, C. W. & Whyte, L. G., May 1 2019, In : FEMS microbiology ecology. 95, 5, fiz049.

Research output: Contribution to journalArticle

2 Scopus citations

Metagenome-assembled genome of USCα AHI, a potential high-affinity methanotroph from Axel Heiberg Island, Canadian High Arctic

Rusley, C., Onstott, T. C., Vishnivetskaya, T. A., Layton, A., Chauhan, A., Pfiffner, S. M., Whyte, L. G. & Lau, M. C. Y., Nov 14 2019, In : Microbiology Resource Announcements. 8, 46, e01178-19.

Research output: Contribution to journalArticle

Open Access
1 Scopus citations

New ecosystems in the deep subsurface follow the flow of water driven by geological activity

Borgonie, G., Magnabosco, C., García-Moyano, A., Linage-Alvarez, B., Ojo, A. O., Freese, L. B., Van Jaarsveld, C., Van Rooyen, C., Kuloyo, O., Cason, E. D., Vermeulen, J., Pienaar, C., Van Heerden, E., Sherwood Lollar, B., Onstott, T. C. & Mundle, S. O. C., Dec 1 2019, In : Scientific reports. 9, 1, 3310.

Research output: Contribution to journalArticle

Open Access
2 Scopus citations

Predominance of anaerobic, spore-forming bacteria in metabolically active microbial communities from ancient Siberian permafrost

Liang, R., Lau, M., Vishnivetskay, T., Lloyd, K. G., Wang, W., Wiggins, J., Miller, J., Pfiffner, S., Rivkina, E. M. & Onstott, T. C., 2019, In : Applied and Environmental Microbiology. 85, 15, e00560-19.

Research output: Contribution to journalArticle

4 Scopus citations

The genome of a subterrestrial nematode reveals adaptations to heat

Weinstein, D. J., Allen, S. E., Lau, M. C. Y., Erasmus, M., Asalone, K. C., Walters-Conte, K., Deikus, G., Sebra, R., Borgonie, G., van Heerden, E., Onstott, T. C. & Bracht, J. R., Dec 1 2019, In : Nature communications. 10, 1, 5268.

Research output: Contribution to journalArticle

Open Access
1 Scopus citations

Thermoanaerosceptrum fracticalcis gen. nov. sp. nov., a novel fumarate-fermenting microorganism from a deep fractured carbonate aquifer of the US great basin

Hamilton-Brehm, S. D., Stewart, L. E., Zavarin, M., Caldwell, M., Lawson, P. A., Onstott, T. C., Grzymski, J., Neveux, I., Lollar, B. S., Russell, C. E. & Moser, D. P., Sep 1 2019, In : Frontiers in Microbiology. 10, SEP, 2224.

Research output: Contribution to journalArticle

Open Access
2018

Dissolved organic matter compositions in 0.6–3.4 km deep fracture waters, Kaapvaal Craton, South Africa

Kieft, T. L., Walters, C. C., Higgins, M. B., Mennito, A. S., Clewett, C. F. M., Heuer, V., Pullin, M. J., Hendrickson, S., van Heerden, E., Sherwood Lollar, B., Lau, M. C. Y. & Onstott, T. C., Apr 2018, In : Organic Geochemistry. 118, p. 116-131 16 p.

Research output: Contribution to journalArticle

7 Scopus citations

Draft genome sequence of “Candidatus Bathyarchaeota” archaeon BE326-BA-RLH, an uncultured denitrifier and putative anaerobic methanotroph from South Africa’s deep continental biosphere

Harris, R. L., Lau, M. C. Y., Cadar, A., Bartlett, D. H., Cason, E., van Heerden, E. & Onstott, T. C., Nov 21 2018, In : Microbiology Resource Announcements. 7, 20, e01295-18.

Research output: Contribution to journalArticle

2 Scopus citations

Fluctuations in populations of subsurface methane oxidizers in coordination with changes in electron acceptor availability

Magnabosco, C., Timmers, P. H. A., Lau, M. C. Y., Borgonie, G., Linage-Alvarez, B., Kuloyo, O., Alleva, R., Kieft, T. L., Slater, G. F., van Heerden, E., Sherwood Lollar, B. & Onstott, T. C., Jul 1 2018, In : FEMS microbiology ecology. 94, 7, fiy089.

Research output: Contribution to journalArticle

7 Scopus citations

South African crustal fracture fluids preserve paleometeoric water signatures for up to tens of millions of years

Heard, A. W., Warr, O., Borgonie, G., Linage, B., Kuloyo, O., Fellowes, J. W., Magnabosco, C., Lau, M. C. Y., Erasmus, M., Cason, E. D., van Heerden, E., Kieft, T. L., Mabry, J. C., Onstott, T. C., Sherwood Lollar, B. & Ballentine, C. J., Aug 20 2018, In : Chemical Geology. 493, p. 379-395 17 p.

Research output: Contribution to journalArticle

5 Scopus citations

Taxonomic and functional compositions impacted by the quality of metatranscriptomic assemblies

Lau, M. C. Y., Harris, R. L., Oh, Y., Yi, M. J., Behmard, A. & Onstott, T. C., Jun 20 2018, In : Frontiers in Microbiology. 9, JUN, 1235.

Research output: Contribution to journalArticle

5 Scopus citations

Valuing life-detection missions

Kite, E. S., Gaidos, E. & Onstott, T. C., Jul 2018, In : Astrobiology. 18, 7, p. 834-840 7 p.

Research output: Contribution to journalArticle

4 Scopus citations

Viable Nematodes from Late Pleistocene Permafrost of the Kolyma River Lowland

Shatilovich, A. V., Tchesunov, A. V., Neretina, T. V., Grabarnik, I. P., Gubin, S. V., Vishnivetskaya, T. A., Onstott, T. C. & Rivkina, E. M., May 1 2018, In : Doklady Biological Sciences. 480, 1, p. 100-102 3 p.

Research output: Contribution to journalArticle

11 Scopus citations
2017

Atmospheric CH4 oxidation by Arctic permafrost and mineral cryosols as a function of water saturation and temperature

Stackhouse, B., Lau, M. C. Y., Vishnivetskaya, T., Burton, N., Wang, R., Southworth, A., Whyte, L. & Onstott, T. C., Jan 1 2017, In : Geobiology. 15, 1, p. 94-111 18 p.

Research output: Contribution to journalArticle

5 Scopus citations

Draft genome sequence of uncultured upland soil cluster Gammaproteobacteria gives molecular insights into high-affinity methanotrophy

Edwards, C. R., Onstott, T. C., Miller, J. M., Wiggins, J. B., Wang, W., Lee, C. K., Cary, S. C., Pointing, S. B. & Lau, M. C. Y., 2017, In : Genome Announcements. 5, 17, e00047-17.

Research output: Contribution to journalArticle

7 Scopus citations

Rokubacteria: Genomic giants among the uncultured bacterial phyla

Becraft, E. D., Woyke, T., Jarett, J., Ivanova, N., Godoy-Vitorino, F., Poulton, N., Brown, J. M., Brown, J., Lau, M. C. Y., Onstott, T., Eisen, J. A., Moser, D. & Stepanauskas, R., Nov 28 2017, In : Frontiers in Microbiology. 8, NOV, 2264.

Research output: Contribution to journalArticle

24 Scopus citations

The relative abundances of resolved l2CH2D2 and 13CH3D and mechanisms controlling isotopic bond ordering in abiotic and biotic methane gases

Young, E. D., Kohl, I. E., Lollar, B. S., Etiope, G., Rumble, D., Li (李姝宁), S., Haghnegahdar, M. A., Schauble, E. A., McCain, K. A., Foustoukos, D. I., Sutclife, C., Warr, O., Ballentine, C. J., Onstott, T. C., Hosgormez, H., Neubeck, A., Marques, J. M., Pérez-Rodríguez, I., Rowe, A. R., LaRowe, D. E. & 4 others, Magnabosco, C., Yeung, L. Y., Ash, J. L. & Bryndzia, L. T., Apr 15 2017, In : Geochimica et Cosmochimica Acta. 203, p. 235-264 30 p.

Research output: Contribution to journalArticle

44 Scopus citations
2016

A metagenomic window into carbon metabolism at 3 km depth in Precambrian continental crust

Magnabosco, C., Ryan, K., Lau, M. C. Y., Kuloyo, O., Sherwood Lollar, B., Kieft, T. L., Van HeerDen, E. & Onstott, T. C., Mar 1 2016, In : ISME Journal. 10, 3, p. 730-741 12 p.

Research output: Contribution to journalArticle

52 Scopus citations

An oligotrophic deep-subsurface community dependent on syntrophy is dominated by sulfur-driven autotrophic denitrifiers

Lau, M. C. Y., Kieft, T. L., Kuloyo, O., Linage-Alvarez, B., Van Heerden, E., Lindsay, M. R., Magnabosco, C., Wang, W., Wiggins, J. B., Guo, L., Perlman, D. H., Kyin, S., Shwe, H. H., Harris, R. L., Oh, Y., Yi, M. J., Purtschert, R., Slater, G. F., Ono, S., Wei, S. & 3 others, Li, L., Lollar, B. S. & Onstott, T. C., Dec 6 2016, In : Proceedings of the National Academy of Sciences of the United States of America. 113, 49, p. E7927-E7936

Research output: Contribution to journalArticle

57 Scopus citations

A scalable model for methane consumption in arctic mineral soils

Oh, Y., Stackhouse, B., Lau, M. C. Y., Xu, X., Trugman, A. T., Moch, J., Onstott, T. C., Jørgensen, C. J., D'Imperio, L., Elberling, B., Emmerton, C. A., St. Louis, V. L. & Medvigy, D., 2016, In : Geophysical Research Letters. 43, 10, p. 5143-5150 8 p.

Research output: Contribution to journalArticle

10 Scopus citations

Hydrogen Isotopic Composition of Arctic and Atmospheric CH4 Determined by a Portable Near-Infrared Cavity Ring-Down Spectrometer with a Cryogenic Pre-Concentrator

Chen, Y., Lehmann, K. K., Peng, Y., Pratt, L. M., White, J. R., Cadieux, S. B., Sherwood Lollar, B., Lacrampe-Couloume, G. & Onstott, T. C., Oct 2016, In : Astrobiology. 16, 10, p. 787-797 11 p.

Research output: Contribution to journalArticle

Variations in microbial carbon sources and cycling in the deep continental subsurface

Simkus, D. N., Slater, G. F., Lollar, B. S., Wilkie, K., Kieft, T. L., Magnabosco, C., Lau, M. C. Y., Pullin, M. J., Hendrickson, S. B., Wommack, K. E., Sakowski, E. G., Heerden, E. V., Kuloyo, O., Linage, B., Borgonie, G. & Onstott, T. C., Jan 15 2016, In : Geochimica et Cosmochimica Acta. 173, p. 264-283 20 p.

Research output: Contribution to journalArticle

33 Scopus citations
2015

An active atmospheric methane sink in high Arctic mineral cryosols

Lau, M. C. Y., Stackhouse, B. T., Layton, A. C., Chauhan, A., Vishnivetskaya, T. A., Chourey, K., Ronholm, J., Mykytczuk, N. C. S., Bennett, P. C., Lamarche-Gagnon, G., Burton, N., Pollard, W. H., Omelon, C. R., Medvigy, D. M., Hettich, R. L., Pfiffner, S. M., Whyte, L. G. & Onstott, T. C., Aug 23 2015, In : ISME Journal. 9, 8, p. 1880-1891 12 p.

Research output: Contribution to journalArticle

43 Scopus citations

Deep subsurface mine stalactites trap endemic fis sure fluid Archaea, Bacteria and Nematoda possibly originating from ancient seas

Borgonie, G., Linage-Alvarez, B., Ojo, A., Shivambu, S., Kuloyo, O., Cason, E. D., Maphanga, S., Vermeulen, J. G., Litthauer, D., Ralston, C., Onstott, T. C., Sherwood-Lollar, B. & Van Heerden, E., 2015, In : Frontiers in Microbiology. 6, JUL, 833.

Research output: Contribution to journalArticle

3 Scopus citations

Effects of simulated spring thaw of permafrost from mineral cryosol on CO2 emissions and atmospheric CH4 uptake

Stackhouse, B. T., Vishnivetskaya, T. A., Layton, A., Chauhan, A., Pfiffner, S., Mykytczuk, N. C., Sanders, R., Whyte, L. G., Hedin, L. O., Saad, N., Myneni, S. C. B. & Onstott, T. C., Sep 1 2015, In : Journal of Geophysical Research G: Biogeosciences. 120, 9, p. 1764-1784 21 p.

Research output: Contribution to journalArticle

15 Scopus citations

Eukaryotic opportunists dominate the deep-subsurface biosphere in South Africa

Borgonie, G., Linage-Alvarez, B., Ojo, A. O., Mundle, S. O. C., Freese, L. B., Van Rooyen, C., Kuloyo, O., Albertyn, J., Pohl, C., Cason, E. D., Vermeulen, J., Pienaar, C., Litthauer, D., Van Niekerk, H., Van Eeden, J., Lollar, B. S., Onstott, T. C. & Van Heerden, E., Nov 24 2015, In : Nature communications. 6, 8952.

Research output: Contribution to journalArticle

25 Scopus citations

Near infrared cavity ring-down spectroscopy for isotopic analyses of CH4 on future Martian surface missions

Chen, Y., Mahaffy, P., Holmes, V., Burris, J., Morey, P., Lehmann, K. K., Sherwood Lollar, B., Lacrampe-Couloume, G. & Onstott, T. C., Jan 1 2015, In : Planetary and Space Science. 105, p. 117-122 6 p.

Research output: Contribution to journalArticle

7 Scopus citations

Single cell genomics indicates horizontal gene transfer and viral infections in a deep subsurface Firmicutes population

Labonté, J. M., Field, E. K., Lau, M., Chivian, D., Van Heerden, E., Wommack, K. E., Kieft, T. L., Onstott, T. C. & Stepanauskas, R., 2015, In : Frontiers in Microbiology. 6, APR, 349.

Research output: Contribution to journalArticle

30 Scopus citations

Workshop to develop deep-life continental scientific drilling projects

Kieft, T. L., Onstott, T. C., Ahonen, L., Aloisi, V., Colwell, F. S., Engelen, B., Fendrihan, S., Gaidos, E., Harms, U., Head, I., Kallmeyer, J., Kiel Reese, B., Lin, L. H., Long, P. E., Moser, D. P., Mills, H., Sar, P., Schulze-Makuch, D., Stan-Lotter, H., Wagner, D. & 3 others, Wang, P. L., Westall, F. & Wilkins, M. J., May 29 2015, In : Scientific Drilling. 19, p. 43-53 11 p.

Research output: Contribution to journalArticle

5 Scopus citations
2014

Commercial DNA extraction kits impact observed microbial community composition in permafrost samples

Vishnivetskaya, T. A., Layton, A. C., Lau, M. C. Y., Chauhan, A., Cheng, K. R., Meyers, A. J., Murphy, J. R., Rogers, A. W., Saarunya, G. S., Williams, D. E., Pfiffner, S. M., Biggerstaff, J. P., Stackhouse, B. T., Phelps, T. J., Whyte, L., Sayler, G. S. & Onstott, T. C., Jan 2014, In : FEMS microbiology ecology. 87, 1, p. 217-230 14 p.

Research output: Contribution to journalArticle

65 Scopus citations

Comparisons of the composition and biogeographic distribution of the bacterial communities occupying South African thermal springs with those inhabiting deep subsurface fracture water

Magnabosco, C., Tekere, M., Lau, M. C. Y., Linage, B., Kuloyo, O., Erasmus, M., Cason, E., van Heerden, E., Borgonie, G., Kieft, T. L., Olivier, J. & Onstott, T. C., 2014, In : Frontiers in Microbiology. 5, DEC, 679.

Research output: Contribution to journalArticle

37 Scopus citations

Direct measurements of methane emissions from abandoned oil and gas wells in Pennsylvania

Kang, M., Kanno, C. M., Reid, M. C., Zhang, X., Mauzerall, D. L., Celia, M. A., Chen, Y. & Onstott, T. C., Dec 23 2014, In : Proceedings of the National Academy of Sciences of the United States of America. 111, 51, p. 18173-18177 5 p.

Research output: Contribution to journalArticle

92 Scopus citations

Does aspartic acid racemization constrain the depth limit of the subsurface biosphere?

Onstott, T. C., Magnabosco, C., Aubrey, A. D., Burton, A. S., Dworkin, J. P., Elsila, J. E., Grunsfeld, S., Cao, B. H., Hein, J. E., Glavin, D. P., Kieft, T. L., Silver, B. J., Phelps, T. J., van Heerden, E., Opperman, D. J. & Bada, J. L., Jan 1 2014, In : Geobiology. 12, 1, p. 1-19 19 p.

Research output: Contribution to journalArticle

29 Scopus citations

Metagenomes from thawing low-soil-organic-carbon mineral cryosols and permafrost of the Canadian high Arctic

Chauhan, A., Layton, A. C., Vishnivetskaya, T. A., Williams, D., Pfiffner, S. M., Rekepalli, B., Stackhouse, B., Lau, M. C. Y., Phelps, T. J., Mykytczuk, N., Ronholm, J., Whyte, L., Onstott, T. C. & Sayler, G. S., 2014, In : Genome Announcements. 2, 6, e01217-14.

Research output: Contribution to journalArticle

9 Scopus citations

Methanogen community composition and rates of methane consumption in Canadian High Arctic permafrost soils

Allan, J., Ronholm, J., Mykytczuk, N. C. S., Greer, C. W., Onstott, T. C. & Whyte, L. G., Apr 2014, In : Environmental Microbiology Reports. 6, 2, p. 136-144 9 p.

Research output: Contribution to journalArticle

20 Scopus citations

of functional genes shared among seven terrestrial subsurface metagenomes reveal N-cycling and microbial evolutionary relationships

Lau, M. C. Y., Cameron, C., Magnabosco, C., Brown, C. T., Schilkey, F., Grim, S., Hendrickson, S., Pullin, M., Lollar, B. S., van Heerden, E., Kieft, T. L. & Onstott, T. C., 2014, In : Frontiers in Microbiology. 5, OCT, 531.

Research output: Contribution to journalArticle

34 Scopus citations

The contribution of the Precambrian continental lithosphere to global H2 production

Lollar, B. S., Onstott, T. C., Lacrampe-Couloume, G. & Ballentine, C. J., Dec 18 2014, In : Nature. 516, 7531, p. 379-382 4 p.

Research output: Contribution to journalArticle

75 Scopus citations

Trends and future challenges in sampling the deep terrestrial biosphere

Wilkins, M. J., Daly, R. A., Mouser, P. J., Trexler, R., Sharma, S., Cole, D. R., Wrighton, K. C., Biddle, J. F., Denis, E. H., Fredrickson, J. K., Kieft, T. L., Onstott, T. C., Peterson, L., Pfiffner, S. M., Phelps, T. J. & Schrenk, M. O., 2014, In : Frontiers in Microbiology. 5, SEP, 481.

Research output: Contribution to journalArticle

18 Scopus citations
2013

Measurement of the 13C/12C of atmospheric CH 4 using near-infrared (NIR) cavity ring-down spectroscopy

Chen, Y., Lehmann, K. K., Kessler, J., Lollar, B. S., Lacrampe Couloume, G. & Onstott, T. C., Dec 3 2013, In : Analytical Chemistry. 85, 23, p. 11250-11257 8 p.

Research output: Contribution to journalArticle

15 Scopus citations
2012

A carbon free filter for collection of large volume samples of cellular biomass from oligotrophic waters

Mailloux, B. J., Dochenetz, A., Bishop, M., Dong, H., Ziolkowski, L. A., Wommack, K. E., Sakowski, E. G., Onstott, T. C. & Slater, G. F., Sep 2012, In : Journal of Microbiological Methods. 90, 3, p. 145-151 7 p.

Research output: Contribution to journalArticle

3 Scopus citations

Hydrogeology of the vicinity of Homestake mine, South Dakota, USA

Murdoch, L. C., Germanovich, L. N., Wang, H., Onstott, T. C., Elsworth, D., Stetler, L. & Boutt, D., Feb 2012, In : Hydrogeology Journal. 20, 1, p. 27-43 17 p.

Research output: Contribution to journalArticle

11 Scopus citations

Mobile hydrocarbon microspheres from >2-billion-year-old carbon-bearing seams in the South African deep subsurface

Wanger, G., Moser, D., Hay, M., Myneni, S. C. B., Onstott, T. C. & Southam, G., Nov 2012, In : Geobiology. 10, 6, p. 496-505 10 p.

Research output: Contribution to journalArticle

3 Scopus citations

The origin of NO 3 - and N 2 in deep subsurface fracture water of South Africa

Silver, B. J., Raymond, R., Sigman, D. M., Prokopeko, M., Sherwood Lollar, B., Lacrampe-Couloume, G., Fogel, M. L., Pratt, L. M., Lefticariu, L. & Onstott, T. C., Feb 10 2012, In : Chemical Geology. 294-295, p. 51-62 12 p.

Research output: Contribution to journalArticle

18 Scopus citations
2011

Capture of planktonic microbial diversity in fractures by long-term monitoring of flowing boreholes, evander basin, South Africa

Davidson, M. M., Silver, B. J., Onstott, T. C., Moser, D. P., Gihring, T. M., Pratt, L. M., Boice, E. A., Lollar, B. S., Lippmann-Pipke, J., Pfiffner, S. M., Kieft, T. L., Seymore, W. & Ralston, C., May 1 2011, In : Geomicrobiology Journal. 28, 4, p. 275-300 26 p.

Research output: Contribution to journalArticle

20 Scopus citations