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Items: 1 to 50 of 140

1.

A tale of two eras: Phytoplankton composition influenced by oceanic paleochemistry.

Giordano M, Olivieri C, Ratti S, Norici A, Raven JA, Knoll AH.

Geobiology. 2018 Sep;16(5):498-506. doi: 10.1111/gbi.12290. Epub 2018 May 30.

PMID:
29851212
2.

Quantifying ecological impacts of mass extinctions with network analysis of fossil communities.

Muscente AD, Prabhu A, Zhong H, Eleish A, Meyer MB, Fox P, Hazen RM, Knoll AH.

Proc Natl Acad Sci U S A. 2018 May 15;115(20):5217-5222. doi: 10.1073/pnas.1719976115. Epub 2018 Apr 23.

3.

Plastid phylogenomics with broad taxon sampling further elucidates the distinct evolutionary origins and timing of secondary green plastids.

Jackson C, Knoll AH, Chan CX, Verbruggen H.

Sci Rep. 2018 Jan 24;8(1):1523. doi: 10.1038/s41598-017-18805-w.

4.

Geochemical and mineralogical evidence that Rodinian assembly was unique.

Liu C, Knoll AH, Hazen RM.

Nat Commun. 2017 Dec 5;8(1):1950. doi: 10.1038/s41467-017-02095-x.

5.

Reply to Nakov et al.: Model choice requires biological insight when studying the ancestral habitat of photosynthetic eukaryotes.

Sánchez-Baracaldo P, Bianchini G, Huelsenbeck JP, Raven JA, Pisani D, Knoll AH.

Proc Natl Acad Sci U S A. 2017 Dec 12;114(50):E10608-E10609. doi: 10.1073/pnas.1717417114. Epub 2017 Dec 5. No abstract available.

6.

Environmental insights from high-resolution (SIMS) sulfur isotope analyses of sulfides in Proterozoic microbialites with diverse mat textures.

Gomes ML, Fike DA, Bergmann KD, Jones C, Knoll AH.

Geobiology. 2018 Jan;16(1):17-34. doi: 10.1111/gbi.12265. Epub 2017 Oct 19.

PMID:
29047210
7.

Biogeochemistry: Food for early animal evolution.

Knoll AH.

Nature. 2017 Aug 31;548(7669):528-530. doi: 10.1038/nature23539. Epub 2017 Aug 16. No abstract available.

PMID:
28813420
8.

Early photosynthetic eukaryotes inhabited low-salinity habitats.

Sánchez-Baracaldo P, Raven JA, Pisani D, Knoll AH.

Proc Natl Acad Sci U S A. 2017 Sep 12;114(37):E7737-E7745. doi: 10.1073/pnas.1620089114. Epub 2017 Aug 14.

9.

The timetable of evolution.

Knoll AH, Nowak MA.

Sci Adv. 2017 May 17;3(5):e1603076. doi: 10.1126/sciadv.1603076. eCollection 2017 May. Review.

10.

Evolution caused by extreme events.

Grant PR, Grant BR, Huey RB, Johnson MTJ, Knoll AH, Schmitt J.

Philos Trans R Soc Lond B Biol Sci. 2017 Jun 19;372(1723). pii: 20160146. doi: 10.1098/rstb.2016.0146.

11.

Iron minerals within specific microfossil morphospecies of the 1.88 Ga Gunflint Formation.

Lepot K, Addad A, Knoll AH, Wang J, Troadec D, Béché A, Javaux EJ.

Nat Commun. 2017 Mar 23;8:14890. doi: 10.1038/ncomms14890.

12.

A bottom-up perspective on ecosystem change in Mesozoic oceans.

Knoll AH, Follows MJ.

Proc Biol Sci. 2016 Oct 26;283(1841). pii: 20161755. Review.

13.

Life: the first two billion years.

Knoll AH, Bergmann KD, Strauss JV.

Philos Trans R Soc Lond B Biol Sci. 2016 Nov 5;371(1707). pii: 20150493. doi: 10.1098/rstb.2015.0493. Review.

14.

Decimetre-scale multicellular eukaryotes from the 1.56-billion-year-old Gaoyuzhuang Formation in North China.

Zhu S, Zhu M, Knoll AH, Yin Z, Zhao F, Sun S, Qu Y, Shi M, Liu H.

Nat Commun. 2016 May 17;7:11500. doi: 10.1038/ncomms11500.

15.

Divergence time estimates and the evolution of major lineages in the florideophyte red algae.

Yang EC, Boo SM, Bhattacharya D, Saunders GW, Knoll AH, Fredericq S, Graf L, Yoon HS.

Sci Rep. 2016 Feb 19;6:21361. doi: 10.1038/srep21361.

16.

Statistical analysis of iron geochemical data suggests limited late Proterozoic oxygenation.

Sperling EA, Wolock CJ, Morgan AS, Gill BC, Kunzmann M, Halverson GP, Macdonald FA, Knoll AH, Johnston DT.

Nature. 2015 Jul 23;523(7561):451-4. doi: 10.1038/nature14589.

PMID:
26201598
17.

Patterns of sulfur isotope fractionation during microbial sulfate reduction.

Bradley AS, Leavitt WD, Schmidt M, Knoll AH, Girguis PR, Johnston DT.

Geobiology. 2016 Jan;14(1):91-101. doi: 10.1111/gbi.12149. Epub 2015 Jul 20.

PMID:
26189479
18.

Paleobiological Perspectives on Early Microbial Evolution.

Knoll AH.

Cold Spring Harb Perspect Biol. 2015 Jul 1;7(7):a018093. doi: 10.1101/cshperspect.a018093. Review.

19.

Redox heterogeneity of subsurface waters in the Mesoproterozoic ocean.

Sperling EA, Rooney AD, Hays L, Sergeev VN, Vorob'eva NG, Sergeeva ND, Selby D, Johnston DT, Knoll AH.

Geobiology. 2014 Sep;12(5):373-86. doi: 10.1111/gbi.12091. Epub 2014 May 29.

PMID:
24889419
20.

Oxygen and animals in Earth history.

Knoll AH, Sperling EA.

Proc Natl Acad Sci U S A. 2014 Mar 18;111(11):3907-8. doi: 10.1073/pnas.1401745111. Epub 2014 Mar 10. No abstract available.

21.

Ancient aqueous environments at Endeavour crater, Mars.

Arvidson RE, Squyres SW, Bell JF 3rd, Catalano JG, Clark BC, Crumpler LS, de Souza PA Jr, Fairén AG, Farrand WH, Fox VK, Gellert R, Ghosh A, Golombek MP, Grotzinger JP, Guinness EA, Herkenhoff KE, Jolliff BL, Knoll AH, Li R, McLennan SM, Ming DW, Mittlefehldt DW, Moore JM, Morris RV, Murchie SL, Parker TJ, Paulsen G, Rice JW, Ruff SW, Smith MD, Wolff MJ.

Science. 2014 Jan 24;343(6169):1248097. doi: 10.1126/science.1248097.

PMID:
24458648
22.

Paleobiological perspectives on early eukaryotic evolution.

Knoll AH.

Cold Spring Harb Perspect Biol. 2014 Jan 1;6(1). pii: a016121. doi: 10.1101/cshperspect.a016121.

23.

Grazers and phytoplankton growth in the oceans: an experimental and evolutionary perspective.

Ratti S, Knoll AH, Giordano M.

PLoS One. 2013 Oct 24;8(10):e77349. doi: 10.1371/journal.pone.0077349. eCollection 2013.

24.

Oxygen, ecology, and the Cambrian radiation of animals.

Sperling EA, Frieder CA, Raman AV, Girguis PR, Levin LA, Knoll AH.

Proc Natl Acad Sci U S A. 2013 Aug 13;110(33):13446-51. doi: 10.1073/pnas.1312778110. Epub 2013 Jul 29.

25.

Animals in a bacterial world, a new imperative for the life sciences.

McFall-Ngai M, Hadfield MG, Bosch TC, Carey HV, Domazet-Lošo T, Douglas AE, Dubilier N, Eberl G, Fukami T, Gilbert SF, Hentschel U, King N, Kjelleberg S, Knoll AH, Kremer N, Mazmanian SK, Metcalf JL, Nealson K, Pierce NE, Rawls JF, Reid A, Ruby EG, Rumpho M, Sanders JG, Tautz D, Wernegreen JJ.

Proc Natl Acad Sci U S A. 2013 Feb 26;110(9):3229-36. doi: 10.1073/pnas.1218525110. Epub 2013 Feb 7. Review.

26.

Ancient impact and aqueous processes at Endeavour Crater, Mars.

Squyres SW, Arvidson RE, Bell JF 3rd, Calef F 3rd, Clark BC, Cohen BA, Crumpler LA, de Souza PA Jr, Farrand WH, Gellert R, Grant J, Herkenhoff KE, Hurowitz JA, Johnson JR, Jolliff BL, Knoll AH, Li R, McLennan SM, Ming DW, Mittlefehldt DW, Parker TJ, Paulsen G, Rice MS, Ruff SW, Schröder C, Yen AS, Zacny K.

Science. 2012 May 4;336(6081):570-6. doi: 10.1126/science.1220476.

27.

Comment on "Fossilized nuclei and germination structures identify Ediacaran 'animal embryos' as encysting protists".

Xiao S, Knoll AH, Schiffbauer JD, Zhou C, Yuan X.

Science. 2012 Mar 9;335(6073):1169; author reply 1169. doi: 10.1126/science.1218814.

28.

Lynn Margulis, 1938-2011.

Knoll AH.

Proc Natl Acad Sci U S A. 2012 Jan 24;109(4):1022. doi: 10.1073/pnas.1120472109. Epub 2012 Jan 17. No abstract available.

29.

Biologically induced initiation of Neoproterozoic snowball-Earth events.

Tziperman E, Halevy I, Johnston DT, Knoll AH, Schrag DP.

Proc Natl Acad Sci U S A. 2011 Sep 13;108(37):15091-6. doi: 10.1073/pnas.1016361108. Epub 2011 Aug 8.

30.

Estimating the timing of early eukaryotic diversification with multigene molecular clocks.

Parfrey LW, Lahr DJ, Knoll AH, Katz LA.

Proc Natl Acad Sci U S A. 2011 Aug 16;108(33):13624-9. doi: 10.1073/pnas.1110633108. Epub 2011 Aug 2.

31.

Did sulfate availability facilitate the evolutionary expansion of chlorophyll a+c phytoplankton in the oceans?

Ratti S, Knoll AH, Giordano M.

Geobiology. 2011 Jul;9(4):301-12. doi: 10.1111/j.1472-4669.2011.00284.x. Epub 2011 May 31.

PMID:
21627761
32.

Preservation of martian organic and environmental records: final report of the Mars biosignature working group.

Summons RE, Amend JP, Bish D, Buick R, Cody GD, Des Marais DJ, Dromart G, Eigenbrode JL, Knoll AH, Sumner DY.

Astrobiology. 2011 Mar;11(2):157-81. doi: 10.1089/ast.2010.0506. Epub 2011 Mar 9. Review.

PMID:
21417945
33.

Geochemical evidence for widespread euxinia in the later Cambrian ocean.

Gill BC, Lyons TW, Young SA, Kump LR, Knoll AH, Saltzman MR.

Nature. 2011 Jan 6;469(7328):80-3. doi: 10.1038/nature09700.

PMID:
21209662
34.

Devonian rise in atmospheric oxygen correlated to the radiations of terrestrial plants and large predatory fish.

Dahl TW, Hammarlund EU, Anbar AD, Bond DP, Gill BC, Gordon GW, Knoll AH, Nielsen AT, Schovsbo NH, Canfield DE.

Proc Natl Acad Sci U S A. 2010 Oct 19;107(42):17911-5. doi: 10.1073/pnas.1011287107. Epub 2010 Sep 30.

35.

Anoxygenic photosynthesis modulated Proterozoic oxygen and sustained Earth's middle age.

Johnston DT, Wolfe-Simon F, Pearson A, Knoll AH.

Proc Natl Acad Sci U S A. 2009 Oct 6;106(40):16925-9. doi: 10.1073/pnas.0909248106. Epub 2009 Sep 28.

36.

Controls on development and diversity of Early Archean stromatolites.

Allwood AC, Grotzinger JP, Knoll AH, Burch IW, Anderson MS, Coleman ML, Kanik I.

Proc Natl Acad Sci U S A. 2009 Jun 16;106(24):9548-55. doi: 10.1073/pnas.0903323106. Epub 2009 Jun 10.

37.

Exploration of Victoria crater by the Mars rover Opportunity.

Squyres SW, Knoll AH, Arvidson RE, Ashley JW, Bell JF 3rd, Calvin WM, Christensen PR, Clark BC, Cohen BA, de Souza PA Jr, Edgar L, Farrand WH, Fleischer I, Gellert R, Golombek MP, Grant J, Grotzinger J, Hayes A, Herkenhoff KE, Johnson JR, Jolliff B, Klingelhöfer G, Knudson A, Li R, McCoy TJ, McLennan SM, Ming DW, Mittlefehldt DW, Morris RV, Rice JW Jr, Schröder C, Sullivan RJ, Yen A, Yingst RA.

Science. 2009 May 22;324(5930):1058-61. doi: 10.1126/science.1170355.

38.

Reinforcement versus fluidization in cytoskeletal mechanoresponsiveness.

Krishnan R, Park CY, Lin YC, Mead J, Jaspers RT, Trepat X, Lenormand G, Tambe D, Smolensky AV, Knoll AH, Butler JP, Fredberg JJ.

PLoS One. 2009;4(5):e5486. doi: 10.1371/journal.pone.0005486. Epub 2009 May 8.

39.

Large spinose microfossils in Ediacaran rocks as resting stages of early animals.

Cohen PA, Knoll AH, Kodner RB.

Proc Natl Acad Sci U S A. 2009 Apr 21;106(16):6519-24. doi: 10.1073/pnas.0902322106. Epub 2009 Apr 6.

40.

Ferruginous conditions dominated later neoproterozoic deep-water chemistry.

Canfield DE, Poulton SW, Knoll AH, Narbonne GM, Ross G, Goldberg T, Strauss H.

Science. 2008 Aug 15;321(5891):949-52. doi: 10.1126/science.1154499. Epub 2008 Jul 17.

41.

Sterols in a unicellular relative of the metazoans.

Kodner RB, Summons RE, Pearson A, King N, Knoll AH.

Proc Natl Acad Sci U S A. 2008 Jul 22;105(29):9897-902. doi: 10.1073/pnas.0803975105. Epub 2008 Jul 15.

42.

Sterols in red and green algae: quantification, phylogeny, and relevance for the interpretation of geologic steranes.

Kodner RB, Pearson A, Summons RE, Knoll AH.

Geobiology. 2008 Aug;6(4):411-20. doi: 10.1111/j.1472-4669.2008.00167.x. Epub 2008 Jul 9.

PMID:
18624688
43.

Water activity and the challenge for life on early Mars.

Tosca NJ, Knoll AH, McLennan SM.

Science. 2008 May 30;320(5880):1204-7. doi: 10.1126/science.1155432.

44.

Doushantuo embryos preserved inside diapause egg cysts.

Yin L, Zhu M, Knoll AH, Yuan X, Zhang J, Hu J.

Nature. 2007 Apr 5;446(7136):661-3.

PMID:
17410174
45.

Two years at Meridiani Planum: results from the Opportunity Rover.

Squyres SW, Knoll AH, Arvidson RE, Clark BC, Grotzinger JP, Jolliff BL, McLennan SM, Tosca N, Bell JF 3rd, Calvin WM, Farrand WH, Glotch TD, Golombek MP, Herkenhoff KE, Johnson JR, Klingelhöfer G, McSween HY, Yen AS.

Science. 2006 Sep 8;313(5792):1403-7.

46.

Planetary science: bedrock formation at Meridiani Planum.

Squyres SW, Aharonson O, Arvidson RE, Bell JF 3rd, Christensen PR, Clark BC, Crisp JA, Farrand W, Glotch T, Golombek MP, Grant J, Grotzinger J, Herkenhoff KE, Johnson JR, Jolliff BL, Knoll AH, McLennan SM, McSween HY, Moore JM, Rice JW Jr, Tosca N.

Nature. 2006 Sep 7;443(7107):E1-2; discussion E2.

PMID:
16957684
47.

Eukaryotic organisms in Proterozoic oceans.

Knoll AH, Javaux EJ, Hewitt D, Cohen P.

Philos Trans R Soc Lond B Biol Sci. 2006 Jun 29;361(1470):1023-38. Review.

48.

The evolutionary diversification of cyanobacteria: molecular-phylogenetic and paleontological perspectives.

Tomitani A, Knoll AH, Cavanaugh CM, Ohno T.

Proc Natl Acad Sci U S A. 2006 Apr 4;103(14):5442-7. Epub 2006 Mar 28.

49.

Biomarker evidence for green and purple sulphur bacteria in a stratified Palaeoproterozoic sea.

Brocks JJ, Love GD, Summons RE, Knoll AH, Logan GA, Bowden SA.

Nature. 2005 Oct 6;437(7060):866-70.

PMID:
16208367
50.

Evidence from Opportunity's Microscopic Imager for water on Meridiani Planum.

Herkenhoff KE, Squyres SW, Arvidson R, Bass DS, Bell JF 3rd, Bertelsen P, Ehlmann BL, Farrand W, Gaddis L, Greeley R, Grotzinger J, Hayes AG, Hviid SF, Johnson JR, Jolliff B, Kinch KM, Knoll AH, Madsen MB, Maki JN, McLennan SM, McSween HY, Ming DW, Rice JW Jr, Richter L, Sims M, Smith PH, Soderblom LA, Spanovich N, Sullivan R, Thompson S, Wdowiak T, Weitz C, Whelley P.

Science. 2004 Dec 3;306(5702):1727-30.

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