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Biogeochemical controls of surface ocean phosphate.

Martiny AC, Lomas MW, Fu W, Boyd PW, Chen YL, Cutter GA, Ellwood MJ, Furuya K, Hashihama F, Kanda J, Karl DM, Kodama T, Li QP, Ma J, Moutin T, Woodward EMS, Moore JK.

Sci Adv. 2019 Aug 28;5(8):eaax0341. doi: 10.1126/sciadv.aax0341. eCollection 2019 Aug.


Kīlauea lava fuels phytoplankton bloom in the North Pacific Ocean.

Wilson ST, Hawco NJ, Armbrust EV, Barone B, Björkman KM, Boysen AK, Burgos M, Burrell TJ, Casey JR, DeLong EF, Dugenne M, Dutkiewicz S, Dyhrman ST, Ferrón S, Follows MJ, Foreman RK, Funkey CP, Harke MJ, Henke BA, Hill CN, Hynes AM, Ingalls AE, Jahn O, Kelly RL, Knapp AN, Letelier RM, Ribalet F, Shimabukuro EM, Tabata RKS, Turk-Kubo KA, White AE, Zehr JP, John S, Karl DM.

Science. 2019 Sep 6;365(6457):1040-1044. doi: 10.1126/science.aax4767.


Scientists' warning to humanity: microorganisms and climate change.

Cavicchioli R, Ripple WJ, Timmis KN, Azam F, Bakken LR, Baylis M, Behrenfeld MJ, Boetius A, Boyd PW, Classen AT, Crowther TW, Danovaro R, Foreman CM, Huisman J, Hutchins DA, Jansson JK, Karl DM, Koskella B, Mark Welch DB, Martiny JBH, Moran MA, Orphan VJ, Reay DS, Remais JV, Rich VI, Singh BK, Stein LY, Stewart FJ, Sullivan MB, van Oppen MJH, Weaver SC, Webb EA, Webster NS.

Nat Rev Microbiol. 2019 Sep;17(9):569-586. doi: 10.1038/s41579-019-0222-5. Epub 2019 Jun 18. Review.


Climate-driven oscillation of phosphorus and iron limitation in the North Pacific Subtropical Gyre.

Letelier RM, Björkman KM, Church MJ, Hamilton DS, Mahowald NM, Scanza RA, Schneider N, White AE, Karl DM.

Proc Natl Acad Sci U S A. 2019 Jun 25;116(26):12720-12728. doi: 10.1073/pnas.1900789116. Epub 2019 Jun 10.


Biological composition and microbial dynamics of sinking particulate organic matter at abyssal depths in the oligotrophic open ocean.

Boeuf D, Edwards BR, Eppley JM, Hu SK, Poff KE, Romano AE, Caron DA, Karl DM, DeLong EF.

Proc Natl Acad Sci U S A. 2019 Jun 11;116(24):11824-11832. doi: 10.1073/pnas.1903080116. Epub 2019 May 24.


Coupling carbon and energy fluxes in the North Pacific Subtropical Gyre.

Grabowski E, Letelier RM, Laws EA, Karl DM.

Nat Commun. 2019 Apr 26;10(1):1895. doi: 10.1038/s41467-019-09772-z.


Methylphosphonate Oxidation in Prochlorococcus Strain MIT9301 Supports Phosphate Acquisition, Formate Excretion, and Carbon Assimilation into Purines.

Sosa OA, Casey JR, Karl DM.

Appl Environ Microbiol. 2019 Jun 17;85(13). pii: e00289-19. doi: 10.1128/AEM.00289-19. Print 2019 Jul 1.


Phosphate-limited ocean regions select for bacterial populations enriched in the carbon-phosphorus lyase pathway for phosphonate degradation.

Sosa OA, Repeta DJ, DeLong EF, Ashkezari MD, Karl DM.

Environ Microbiol. 2019 Jul;21(7):2402-2414. doi: 10.1111/1462-2920.14628. Epub 2019 May 27.


Monitoring Microbial Communities in the Marine Environment.

van den Engh G, Ulloa O, Karl DM.

Cytometry A. 2019 Jul;95(7):717-721. doi: 10.1002/cyto.a.23763. Epub 2019 Apr 4. No abstract available.


Effects of nutrient enrichment on surface microbial community gene expression in the oligotrophic North Pacific Subtropical Gyre.

Robidart JC, Magasin JD, Shilova IN, Turk-Kubo KA, Wilson ST, Karl DM, Scholin CA, Zehr JP.

ISME J. 2019 Feb;13(2):374-387. doi: 10.1038/s41396-018-0280-0. Epub 2018 Sep 25.


Production of methane and ethylene from plastic in the environment.

Royer SJ, Ferrón S, Wilson ST, Karl DM.

PLoS One. 2018 Aug 1;13(8):e0200574. doi: 10.1371/journal.pone.0200574. eCollection 2018.


Seasonal resource conditions favor a summertime increase in North Pacific diatom-diazotroph associations.

Follett CL, Dutkiewicz S, Karl DM, Inomura K, Follows MJ.

ISME J. 2018 Jun;12(6):1543-1557. doi: 10.1038/s41396-017-0012-x. Epub 2018 Feb 15.


Light-Enhanced Microbial Organic Carbon Yield.

Casey JR, Ferrón S, Karl DM.

Front Microbiol. 2017 Nov 16;8:2157. doi: 10.3389/fmicb.2017.02157. eCollection 2017.


Isolation and Characterization of Bacteria That Degrade Phosphonates in Marine Dissolved Organic Matter.

Sosa OA, Repeta DJ, Ferrón S, Bryant JA, Mende DR, Karl DM, DeLong EF.

Front Microbiol. 2017 Sep 26;8:1786. doi: 10.3389/fmicb.2017.01786. eCollection 2017.


Environmental drivers of a microbial genomic transition zone in the ocean's interior.

Mende DR, Bryant JA, Aylward FO, Eppley JM, Nielsen T, Karl DM, DeLong EF.

Nat Microbiol. 2017 Oct;2(10):1367-1373. doi: 10.1038/s41564-017-0008-3. Epub 2017 Aug 14.


Coordinated regulation of growth, activity and transcription in natural populations of the unicellular nitrogen-fixing cyanobacterium Crocosphaera.

Wilson ST, Aylward FO, Ribalet F, Barone B, Casey JR, Connell PE, Eppley JM, Ferrón S, Fitzsimmons JN, Hayes CT, Romano AE, Turk-Kubo KA, Vislova A, Armbrust EV, Caron DA, Church MJ, Zehr JP, Karl DM, DeLong EF.

Nat Microbiol. 2017 Jul 31;2:17118. doi: 10.1038/nmicrobiol.2017.118.


The Importance of H in Particulate Organic Matter Stoichiometry, Export and Energy Flow.

Karl DM, Grabowski E.

Front Microbiol. 2017 May 9;8:826. doi: 10.3389/fmicb.2017.00826. eCollection 2017. Review.


Chemical microenvironments and single-cell carbon and nitrogen uptake in field-collected colonies of Trichodesmium under different pCO2.

Eichner MJ, Klawonn I, Wilson ST, Littmann S, Whitehouse MJ, Church MJ, Kuypers MM, Karl DM, Ploug H.

ISME J. 2017 Jun;11(6):1305-1317. doi: 10.1038/ismej.2017.15. Epub 2017 Apr 11.


Adaptive Evolution of Phosphorus Metabolism in Prochlorococcus.

Casey JR, Mardinoglu A, Nielsen J, Karl DM.

mSystems. 2016 Nov 15;1(6). pii: e00065-16. eCollection 2016 Nov-Dec.


Diversity and Activity of Communities Inhabiting Plastic Debris in the North Pacific Gyre.

Bryant JA, Clemente TM, Viviani DA, Fong AA, Thomas KA, Kemp P, Karl DM, White AE, DeLong EF.

mSystems. 2016 May 17;1(3). pii: e00024-16. eCollection 2016 May-Jun.


Phenology of particle size distributions and primary productivity in the North Pacific subtropical gyre (Station ALOHA).

White AE, Letelier RM, Whitmire AL, Barone B, Bidigare RR, Church MJ, Karl DM.

J Geophys Res Oceans. 2015 Nov;120(11):7381-7399. Epub 2015 Nov 18.


Variable depth distribution of Trichodesmium clades in the North Pacific Ocean.

Rouco M, Haley ST, Alexander H, Wilson ST, Karl DM, Dyhrman ST.

Environ Microbiol Rep. 2016 Dec;8(6):1058-1066. doi: 10.1111/1758-2229.12488.


Enigmatic relationship between chlorophyll a concentrations and photosynthetic rates at Station ALOHA.

Laws EA, Bidigare RR, Karl DM.

Heliyon. 2016 Sep 12;2(9):e00156. doi: 10.1016/j.heliyon.2016.e00156. eCollection 2016 Sep.


Differential Assimilation of Inorganic Carbon and Leucine by Prochlorococcus in the Oligotrophic North Pacific Subtropical Gyre.

Björkman KM, Church MJ, Doggett JK, Karl DM.

Front Microbiol. 2015 Dec 17;6:1401. doi: 10.3389/fmicb.2015.01401. eCollection 2015.


Wind and sunlight shape microbial diversity in surface waters of the North Pacific Subtropical Gyre.

Bryant JA, Aylward FO, Eppley JM, Karl DM, Church MJ, DeLong EF.

ISME J. 2016 Jun;10(6):1308-22. doi: 10.1038/ismej.2015.221. Epub 2015 Dec 8.


Functional group-specific traits drive phytoplankton dynamics in the oligotrophic ocean.

Alexander H, Rouco M, Haley ST, Wilson ST, Karl DM, Dyhrman ST.

Proc Natl Acad Sci U S A. 2015 Nov 3;112(44):E5972-9. doi: 10.1073/pnas.1518165112. Epub 2015 Oct 12.


Microbial community structure and function on sinking particles in the North Pacific Subtropical Gyre.

Fontanez KM, Eppley JM, Samo TJ, Karl DM, DeLong EF.

Front Microbiol. 2015 May 19;6:469. doi: 10.3389/fmicb.2015.00469. eCollection 2015.


Chemical oceanography. Increasing anthropogenic nitrogen in the North Pacific Ocean.

Kim IN, Lee K, Gruber N, Karl DM, Bullister JL, Yang S, Kim TW.

Science. 2014 Nov 28;346(6213):1102-6. doi: 10.1126/science.1258396.


Draft genome sequence of marine alphaproteobacterial strain HIMB11, the first cultivated representative of a unique lineage within the Roseobacter clade possessing an unusually small genome.

Durham BP, Grote J, Whittaker KA, Bender SJ, Luo H, Grim SL, Brown JM, Casey JR, Dron A, Florez-Leiva L, Krupke A, Luria CM, Mine AH, Nigro OD, Pather S, Talarmin A, Wear EK, Weber TS, Wilson JM, Church MJ, DeLong EF, Karl DM, Steward GF, Eppley JM, Kyrpides NC, Schuster S, Rappé MS.

Stand Genomic Sci. 2014 Mar 15;9(3):632-45. doi: 10.4056/sigs.4998989. eCollection 2014 Jun 15.


Microbial oceanography and the Hawaii Ocean Time-series programme.

Karl DM, Church MJ.

Nat Rev Microbiol. 2014 Oct;12(10):699-713. doi: 10.1038/nrmicro3333. Epub 2014 Aug 26. Review.


Ecogenomic sensor reveals controls on N2-fixing microorganisms in the North Pacific Ocean.

Robidart JC, Church MJ, Ryan JP, Ascani F, Wilson ST, Bombar D, Marin R 3rd, Richards KJ, Karl DM, Scholin CA, Zehr JP.

ISME J. 2014 Jun;8(6):1175-85. doi: 10.1038/ismej.2013.244. Epub 2014 Jan 30.


Microbially mediated transformations of phosphorus in the sea: new views of an old cycle.

Karl DM.

Ann Rev Mar Sci. 2014;6:279-337. doi: 10.1146/annurev-marine-010213-135046. Review.


Metatranscriptomic and functional metagenomic analysis of methylphosphonate utilization by marine bacteria.

Martínez A, Ventouras LA, Wilson ST, Karl DM, Delong EF.

Front Microbiol. 2013 Nov 26;4:340. doi: 10.3389/fmicb.2013.00340. eCollection 2013.


Distinct dissolved organic matter sources induce rapid transcriptional responses in coexisting populations of Prochlorococcus, Pelagibacter and the OM60 clade.

Sharma AK, Becker JW, Ottesen EA, Bryant JA, Duhamel S, Karl DM, Cordero OX, Repeta DJ, DeLong EF.

Environ Microbiol. 2014 Sep;16(9):2815-30. doi: 10.1111/1462-2920.12254. Epub 2013 Sep 30.


Dissolved hydrogen and nitrogen fixation in the oligotrophic North Pacific Subtropical Gyre.

Wilson ST, del Valle DA, Robidart JC, Zehr JP, Karl DM.

Environ Microbiol Rep. 2013 Oct;5(5):697-704. doi: 10.1111/1758-2229.12069. Epub 2013 Jun 10. Erratum in: Environ Microbiol Rep. 2014 Feb;6(1):122.


Present and future global distributions of the marine Cyanobacteria Prochlorococcus and Synechococcus.

Flombaum P, Gallegos JL, Gordillo RA, Rincón J, Zabala LL, Jiao N, Karl DM, Li WK, Lomas MW, Veneziano D, Vera CS, Vrugt JA, Martiny AC.

Proc Natl Acad Sci U S A. 2013 Jun 11;110(24):9824-9. doi: 10.1073/pnas.1307701110. Epub 2013 May 23.


Clinical predictors of risk of hypoglycaemia during addition and titration of insulin glargine for type 2 diabetes mellitus.

Karl DM, Gill J, Zhou R, Riddle MC.

Diabetes Obes Metab. 2013 Jul;15(7):622-8. doi: 10.1111/dom.12072. Epub 2013 Feb 24.


Relationship between abundance and specific activity of bacterioplankton in open ocean surface waters.

Hunt DE, Lin Y, Church MJ, Karl DM, Tringe SG, Izzo LK, Johnson ZI.

Appl Environ Microbiol. 2013 Jan;79(1):177-84. doi: 10.1128/AEM.02155-12. Epub 2012 Oct 19.


Multiple B-vitamin depletion in large areas of the coastal ocean.

Sañudo-Wilhelmy SA, Cutter LS, Durazo R, Smail EA, Gómez-Consarnau L, Webb EA, Prokopenko MG, Berelson WM, Karl DM.

Proc Natl Acad Sci U S A. 2012 Aug 28;109(35):14041-5. doi: 10.1073/pnas.1208755109. Epub 2012 Jul 23.


Comparative assessment of nitrogen fixation methodologies, conducted in the oligotrophic North Pacific Ocean.

Wilson ST, Böttjer D, Church MJ, Karl DM.

Appl Environ Microbiol. 2012 Sep;78(18):6516-23. doi: 10.1128/AEM.01146-12. Epub 2012 Jul 6.


Microbial group specific uptake kinetics of inorganic phosphate and adenosine-5'-triphosphate (ATP) in the north pacific subtropical gyre.

Björkman K, Duhamel S, Karl DM.

Front Microbiol. 2012 Jun 11;3:189. doi: 10.3389/fmicb.2012.00189. eCollection 2012.


Draft genome sequence of strain HIMB100, a cultured representative of the SAR116 clade of marine Alphaproteobacteria.

Grote J, Bayindirli C, Bergauer K, Carpintero de Moraes P, Chen H, D'Ambrosio L, Edwards B, Fernández-Gómez B, Hamisi M, Logares R, Nguyen D, Rii YM, Saeck E, Schutte C, Widner B, Church MJ, Steward GF, Karl DM, Delong EF, Eppley JM, Schuster SC, Kyrpides NC, Rappé MS.

Stand Genomic Sci. 2011 Dec 31;5(3):269-78. doi: 10.4056/sigs.1854551. Epub 2011 Dec 23.



Wilson ST, Kolber ZS, Tozzi S, Zehr JP, Karl DM.

J Phycol. 2012 Jun;48(3):595-606. doi: 10.1111/j.1529-8817.2012.01166.x. Epub 2012 May 3.


Bacterial dimethylsulfoniopropionate degradation genes in the oligotrophic north pacific subtropical gyre.

Varaljay VA, Gifford SM, Wilson ST, Sharma S, Karl DM, Moran MA.

Appl Environ Microbiol. 2012 Apr;78(8):2775-82. doi: 10.1128/AEM.07559-11. Epub 2012 Feb 10.


Predictable and efficient carbon sequestration in the North Pacific Ocean supported by symbiotic nitrogen fixation.

Karl DM, Church MJ, Dore JE, Letelier RM, Mahaffey C.

Proc Natl Acad Sci U S A. 2012 Feb 7;109(6):1842-9. doi: 10.1073/pnas.1120312109. Epub 2012 Jan 30.


Hydrogen cycling by the unicellular marine diazotroph Crocosphaera watsonii strain WH8501.

Wilson ST, Tozzi S, Foster RA, Ilikchyan I, Kolber ZS, Zehr JP, Karl DM.

Appl Environ Microbiol. 2010 Oct;76(20):6797-803. doi: 10.1128/AEM.01202-10. Epub 2010 Aug 13.


Nitrate supply from deep to near-surface waters of the North Pacific subtropical gyre.

Johnson KS, Riser SC, Karl DM.

Nature. 2010 Jun 24;465(7301):1062-5. doi: 10.1038/nature09170.


Will ocean acidification affect marine microbes?

Joint I, Doney SC, Karl DM.

ISME J. 2011 Jan;5(1):1-7. doi: 10.1038/ismej.2010.79. Epub 2010 Jun 10.


Abundances of crenarchaeal amoA genes and transcripts in the Pacific Ocean.

Church MJ, Wai B, Karl DM, DeLong EF.

Environ Microbiol. 2010 Mar;12(3):679-88. doi: 10.1111/j.1462-2920.2009.02108.x. Epub 2009 Nov 25.

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