[Symbols: bablab ºundergrads, *grad students, postdocs/research scientists]

Borer, B, ºE. Bi, R.J. Woosley, and A.R. Babbin. Nitrous acid dissociation across environmentally relevant temperatures in freshwater and seawater. Submitted. Available at chemRxiv: https://doi.org/10.26434/chemrxiv-2023-3hbvq

Zhao, R., *I.H. Zhang, A. Jayakumar, B.B. Ward, and A.R. Babbin. Origin, age, and metabolisms of dominant anammox bacteria in the global oxygen deficient zones. Submitted. Available at bioRxiv: https://doi.org/10.1101/2023.10.31.564962

Zhao, R., S.L. Jørgensen, and A.R. Babbin. A novel, abundant, and significant bacterial phylum oxidizing nitrite in marine sediments. Submitted. Available at bioRxiv: https://doi.org/10.1101/2023.10.23.563599

*Zhang, I.H., †B. Borer, †R. Zhao, S. Wilbert, D.K. Newman, and A.R. Babbin. Uncultivated DPANN archaea are ubiquitous inhabitants of global oxygen deficient zones with diverse metabolic potential. Submitted. Available at bioRxiv: https://doi.org/10.1101/2023.10.30.564641

ºShen, R., B. Borer, D. Ciccarese, M.M. Salek, and A.R. Babbin. Physical structure and interstitial flows govern microbial life in microenvironments. Submitted. Available at bioRxiv: https://doi.org/10.1101/2023.09.19.558408

Ciccarese, D., O. Tantawi, *I.H. Zhang, D. Plata, and A.R. Babbin. Microscale dynamics promote segregated denitrification in diatom aggregates sinking slowly in bulk oxygenated seawater. Communications Earth and Environment, 4: 275 (2023). [PDF]

*Zhang, I.H., X. Sun, A. Jayakumar, S.G. Fortin, B.B. Ward, and A.R. Babbin. Partitioning of the denitrification pathway and other nitrite metabolisms within global oxygen deficient zones. ISME Communications, 3: 76 (2023). [PDF]

Zhao, R., S. Le Moine Bauer, and A.R. Babbin. “Candidatus Subterrananammoxibiaceae,” a new anammox bacterial family in globally distributed marine and terrestrial subsurfaces. Applied and Environmental Microbiology, 89: e00800-23 (2023). [PDF]

Tracey, J.C., A.R. Babbin, E. Wallance, X. Sun, K.L. DuRussel, C. Frey, *D.E. Martocello, *T. Tamasi, S. Oleynik, and B.B. Ward. All about nitrite: exploring nitrite sources and sinks in the eastern tropical North Pacific oxygen minimum zone. Biogeosciences, 20: 2499–2523 (2023). [PDF]

Abada, A., R. Beiralas, D. Narvaez, M. Sperfeld, Y. Duchin-Rapp, V. Lipsman, L. Yuda, B. Cohen, R. Carmieli, S. Ben-Dor, J. Rocha, *I.H. Zhang, A.R. Babbin, and E. Segev. Aerobic bacteria produce nitric oxide via denitrification and promote algal population collapse. ISME Journal, 17: 1167–1183 (2023). [PDF]

Zhao, R., A.R. Babbin, D. Roerdink, I.H. Thorseth, and S.L. Jørgensen. Nitrite accumulation and anammox bacterial niche partitioning in Arctic Mid-Ocean Ridge sediments. ISME Communications, 3: 26 (2023). [PDF]

Borer, B., *I.H. Zhang, A. Baker, G.A. O’Toole, and A.R. Babbin. Porous marine snow differentially benefits chemotactic, motile, and non-motile bacteria. PNAS Nexus, 2: pgac311 (2022). [PDF]

*Cinay, T., *D. Dumit, R.J. Woosley, ºE.L. Boles, ºJ.V. Kwiecinski, ºS. Mullen, *T.J. Tamasi, *M.J. Wolf, C.L. Kelly, N.M. Travis, K.L. Casciotti, and A.R. Babbin. Coincident biogenic nitrite and pH maxima arise in the upper anoxic layer in the Eastern Tropical North Pacific. Global Biogeochemical Cycles, 36: e2022GB007470 (2022). [PDF]

ºKwiecinski, J.V. and A.R. Babbin. A high-resolution atlas of the eastern tropical Pacific oxygen deficient zones. Global Biogeochemical Cycles, 35: e2021GB007001 (2021). [PDF]

*Zhang, I.H., ºS. Mullen, D. Ciccarese, *D. Dumit, *D.E. Martocello, M. Toyofuku, N. Nomura, S. Smriga, and A.R. Babbin. Ratio of organic carbon to fixed nitrogen regulates metabolic specialization and denitrification dynamics in Pseudomonas aeruginosa. Frontiers in Microbiology, 12: 711073 (2021). [PDF]

Smriga, S., D. Ciccarese, and A.R. Babbin. Denitrifying bacteria respond to and shape microscale gradients within particulate matrices. Communications Biology, 4: 570 (2021). [PDF]

*Wang, P., J. Scott, S. Solomon, J. Marshall, A.R. Babbin, M. Lickley, D.W.J. Thompson, T. DeVries, Q. Liang, and R.G. Prinn. On the effects of the ocean on atmospheric CFC-11 lifetimes and emissions. Proceedings of the National Academy of Sciences, 118 (2021). [PDF]

Babbin, A.R., *T. Tamasi, *D. Dumit, L. Weber, M.V.I. Rodríguez, *S.L. Schwartz, M. Armenteros, S.D. Wankel, A. Apprill. Discovery and quantification of anaerobic nitrogen metabolisms among oxygenated tropical Cuban stony corals. The ISME Journal, 15: 1222-1235 (2021) [PDF]

Hardisty, D.S., T.J Horner, N. Evans, R. Moriyasu, A.R. Babbin, S.D. Wankel, J.W. Moffett, S.G. Nielsen. Limited iodate reduction in shipboard seawater incubations from the Eastern Tropical North Pacific oxygen deficient zone. Earth and Planetary Science Letters, 554: 116676 (2021). [PDF]

Babbin, A.R., ºE. L. Boles, J. Mühle, R. F. Weiss. On the natural spatio-temporal heterogeneity of South Pacific nitrous oxide. Nature Communications, 11: 3672 (2020). [PDF]

Babbin, A.R., C. Buchwald, F.M.M. Morel, S.D. Wankel, and B.B. Ward. Nitrite oxidation exceeds reduction and fixed nitrogen loss in anoxic Pacific waters. Marine Chemistry, 224: 103814 (2020). [PDF]

*Wolf, M.J., M. Goodell, E. Dong, ºL.A. Dove, C. Zhang, L.J. Franco, C. Shen, ºE.G. Rutkowski, ºD.N. Narducci, ºS. Mullen,A.R. Babbin, and D.J. Cziczo. A link between the ice nucleation activity of sea spray aerosol and the biogeochemistry of seawater. Atmospheric Chemistry and Physics, 20: 15341-15356 (2020). [PDF]

Evans, N., ºE. Boles, ºJ.V. Kwiecinski, ºS. Mullen, *M. Wolf, A.H. Devol, R. Moriyasu, S. Nam, A.R. Babbin, and J.W. Moffett. The role of water masses in shaping the distribution of redox active compounds in the Eastern Tropical North Pacific oxygen deficient zone and influencing low oxygen concentrations in the eastern Pacific Ocean. Limnology and Oceanography, 65: 1688-1705 (2020). [PDF]

Ranjan, S., Z.R. Todd, P.B. Rimmer, D.D. Sasselov, and A.R. Babbin. Nitrogen oxide concentrations in natural waters on early Earth. Geochemistry, Geophysics, Geosystems, 20: 2021–2039 (2019). [PDF]

Babbin, A.R., B.D. Peters, C.W. Mordy, B. Widner, K.L. Casciotti, and B.B. Ward. Multiple metabolisms support the anaerobic nitrite budget in the Eastern Tropical South Pacific. Global Biogeochemical Cycles, 31: 258–71 (2017). [PDF]

Peters, B.D, A.R. Babbin, B.B. Ward, K. Lettman, C.W. Mordy, O. Ulloa, and K.L. Casciotti. Vertical modeling of the nitrogen cycle in the eastern tropical south Pacific ODZ using high resolution concentration and isotope measurements. Global Biogeochemical Cycles, 30: 1661–1681 (2016). [PDF]

Babbin, A.R., A. Jayakumar, and B.B. Ward. Organic matter loading modifies the microbial community responsible for nitrogen loss in estuarine sediments. Microbial Ecology, 71: 555 (2016). [PDF]

Ji, Q., A.R. Babbin, A. Jayakumar, S. Oleynik, and B.B. Ward. Nitrous oxide production by nitrification and denitrification in the Eastern Tropical South Pacific oxygen minimum zone. Geophysical Research Letters, 42: 10755–10764 (2015). [PDF]

Babbin, A.R., D. Bianchi, A. Jayakumar, and B.B. Ward. Rapid nitrous oxide cycling in the suboxic ocean. Science, 348: 1127-1129 (2015). [PDF]

Ji, Q., A.R. Babbin, X. Peng, J.L. Bowen, and B.B. Ward. Nitrogen substrate dependent nitrous oxide cycling in salt marsh sediments. Journal of Marine Research, 73: 71-92 (2015). [PDF]

Babbin, A.R., R.G. Keil, A.H. Devol, and B.B. Ward. Organic matter stoichiometry, flux, and oxygen control nitrogen loss in the ocean. Science, 344: 406-408 (2014). [PDF]

Bianchi, D., A.R. Babbin, and E.D. Galbraith. Enhancement of anammox by the excretion of diel vertical migrators. Proceedings of the National Academy of Sciences, 111: 15653- 15658 (2014). [PDF]

[C.H. Hannides commentary, PNAS 111; PDF]

Bowen, J.L., A.R. Babbin, P.J. Kearns, and B.B. Ward. Connecting the dots: Linking nitrogen cycle gene expression to nitrogen fluxes in marine sediment mesocosms. Frontiers in Microbiology, 5: 429 (2014). [PDF]

Babbin, A.R. and B.B. Ward. Controls on nitrogen loss in Chesapeake Bay sediments. Environmental Science & Technology, 47: 4189-4196 (2013). [PDF]

[Editors’ Choice, Science 340; PDF]

Newell, S.E., A.R. Babbin, A. Jayakumar, and B.B. Ward. Ammonia oxidation rates and nitrification in the Arabian Sea. Global Biogeochemical Cycles, 25 (2011). [PDF]