PUBLICATIONS

2020
Ostrander, C. M., Owens, J. D., Nielsen, S. G., Lyons, T. W., Shu, Y., Chen, X., Sperling, E. A., et al. (2020). Thallium isotope ratios in shales from South China and northwestern Canada suggest widespread O2 accumulation in marine bottom waters was an uncommon occurrence during the Ediacaran Period. Chemical Geology , 557 (119856).
Laakso, T., Waldeck, A. R., MacDonald, F. A., & Johnston, D. T. (2020). Volcanic controls on seawater sulfate over the past 120 million years. PNAS , 117 (35), 21118-21124.
Liljestrand, F. L., Laakso, T. A., Macdonald, F. A., Schrag, D., & Johnston, D. T. (2020). Isotopically anomalous organic carbon in the aftermath of Marinoan snowball Earth. Geobiology , 18 (4), 476-485.
Ward, L. M., Bertran, E., & Johnston, D. T. (2020). Genomic sequence analysis of dissulfurirhabdus thermomarina SH388 and proposed reassignment to Dissulfurirhabdaceae fam. nov. Microbial Genomics , 6 (7).
Beam, J. P., George, S., Record, N. R., Countway, P. D., Johnston, D. T., Girguis, P. R., & Emerson, D. (2020). Mud, microbes, and macrofauna: seasonal dynamics of the iron biogeochemical cycle in an intertidal mudflat. Front. Mar. Sci. , 7 (562617).
Laakso, T., Sperling, E., Johnston, D., & Knoll, A. (2020). Ediacaran reorganization of the marine phosphorus cycle. PNAS , 117 (22), 11961-11967.
Liljestrand, F. L., Knoll, A. H., Tosca, N. J., Cohen, P. A., MacDonald, F. A., Peng, Y., & Johnston, D. T. (2020). The triple oxygen isotope composition of Precambrian chert. Earth and Planetary Science Letters , 537 (116167).
Bertran, E., Ward, L. M., & Johnston, D. T. (2020). Draft Genome Sequence of Desulfobacter hydrogenophilus DSM 3380, a Psychrotolerant Sulfate-Reducing Bacterium. Microbiology Resource Announcements , 9 (14), e00203-20.
Ward, L. M., Bertran, E., & Johnston, D. T. (2020). Draft Genome Sequence of Desulfovibrio sulfodismutans ThAc01, a Heterotrophic Sulfur-Disproportionating Member of the Desulfobacterota. Microbiology Resource Announcement , 9 (13), e00202-20.
Hemingway, J., Olson, H., Turchyn, A. V., Tipper, E. T., & Johnston, D. (2020). Triple oxygen isotope insight into terrestrrial pyrite oxidation. PNAS , 117 (14), 7650-7657.
Bertran, E., Waldeck, A., Wing, B., Halevy, I., Leavitt, W., Bradley, A., & Johnston, D. (2020). Oxygen isotope effects during microbial sulfate reduction: applications to sediment cell abundances. ISME J , 14 (6), 1508–1519.
Bertran, E., Ward, L., & Johnston, D. (2020). Draft Genome Sequence of Desulfofundulus thermobenzoicus subsp. thermosyntrophicus DSM 14055, a Moderately Thermophilic Sulfate Reducer. Microbiol Resour Announcements , 9 (3), e01416-19.
Bertran, E., Ward, L. M., & Johnston, D. T. (2020). Draft Genome Sequence of Acidianus ambivalens DSM 3772, an Aerobic Thermoacidophilic Sulfur Disproportionator. Microbiology Resource Announcements , 9 (3), e01415-19.
Smith, D., Bradley, A., Johnston, D., & Fike, D. (2020). Isotopic fractionation associated with sulfate import and activation by Desulfovibrio vulgaris str. Hildenborough. Frontiers in Microbiology , 11, 529317.
2019
Crockford, P., Wing, B. A., Paytan, A., Bitterwolf, K. K., Hayles, J. A., Middleton, J., Ahm, A. S., et al. (2019). Barium-isotopic constraints on the origin of post-Marinoan barites. EPSL , 519, 234-244.
Waldeck, A. R., Cowie, B., Bertran, E., Wing, B. A., Halevy, I., & Johnston, D. T. (2019). Deciphering the atmospheric signal in marine sulfate oxygen isotope composition. EPSL , 522, 12-19.
2018
Bertran, E., Leavitt, W., Pellerin, A., Zane, G., Wall, J., Halevy, I., Wing, B., et al. (2018). Deconstructing the dissimilatory sulfate reduction pathway: Isotope fractionation ofa mutant unable to grow on sulfate. Frontiers in Microbiology , 9 3110.
Schwarzenbach, E. M., Gill, B. C., & Johnston, D. T. (2018). Unraveling Multiple Phases of Sulfur Cycling during the Alteration of Ancient Ultramafic Oceanic Lithosphere. Geochimica et Cosmochimica Acta , 223, 279-299.
Hardisty, D. S., Lyons, T. W., Riedinger, N., Isson, T. T., Owens, J. D., Aller, R. C., Rye, D. M., et al. (2018). An Evaluation of Sedimentary Molybdenum and Iron as Proxies for Pore Fluid Paleoredox Conditions. American Journal of Science , 318 (5), 527-556.
Masterson, A. L., Alperin, M. J., Berelson, W., & Johnston, D. T. (2018). Interpreting multiple sulfur isotope signals in modern anoxic sediments using a full diagenetic model (California-Mexico margin: Alfonso Basin). American Journal of Science , 318 (5), 459-490.

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