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Alastair G B Simpson, Ph.D. - Publications

Affiliations: 
2003- Biology Dalhousie University, Halifax, Nova Scotia, Canada 
Area:
evolutionary biology, protstology, electron microscopy, phylogeny
Website:
http://protists.biology.dal.ca/
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92 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2019 Lax G, Lee WJ, Eglit Y, Simpson A. Ploeotids Represent Much of the Phylogenetic Diversity of Euglenids. Protist. 170: 233-257. PMID 31102975 DOI: 10.1016/J.Protis.2019.03.001  0.826
2018 Del Campo J, Kolisko M, Boscaro V, Santoferrara LF, Nenarokov S, Massana R, Guillou L, Simpson A, Berney C, de Vargas C, Brown MW, Keeling PJ, Wegener Parfrey L. EukRef: Phylogenetic curation of ribosomal RNA to enhance understanding of eukaryotic diversity and distribution. Plos Biology. 16: e2005849. PMID 30222734 DOI: 10.1371/Journal.Pbio.2005849  0.801
2017 Berney C, Ciuprina A, Bender S, Brodie J, Edgcomb V, Kim E, Rajan J, Parfrey LW, Adl S, Audic S, Bass D, Caron DA, Cochrane G, Czech L, Dunthorn M, ... ... Simpson AG, et al. UniEuk: Time to Speak a Common Language in Protistology! The Journal of Eukaryotic Microbiology. PMID 28337822 DOI: 10.1111/Jeu.12414  0.473
2016 Novák L, Zubáčová Z, Karnkowska A, Kolisko M, Hroudová M, Stairs CW, Simpson AG, Keeling PJ, Roger AJ, Čepička I, Hampl V. Arginine deiminase pathway enzymes: evolutionary history in metamonads and other eukaryotes. Bmc Evolutionary Biology. 16: 197. PMID 27716026 DOI: 10.1186/S12862-016-0771-4  0.767
2016 Xu F, Jerlström-Hultqvist J, Kolisko M, Simpson AG, Roger AJ, Svärd SG, Andersson JO. Erratum to: On the reversibility of parasitism: adaptation to a free-living lifestyle via gene acquisitions in the diplomonad Trepomonas sp. PC1. Bmc Biology. 14: 77. PMID 27619515 DOI: 10.1186/s12915-016-0302-1  0.776
2016 Xu F, Jerlström-Hultqvist J, Kolisko M, Simpson AG, Roger AJ, Svärd SG, Andersson JO. On the reversibility of parasitism: adaptation to a free-living lifestyle via gene acquisitions in the diplomonad Trepomonas sp. PC1. Bmc Biology. 14: 62. PMID 27480115 DOI: 10.1186/S12915-016-0284-Z  0.803
2016 Harding T, Brown MW, Simpson AG, Roger AJ. Osmoadaptative strategy and its molecular signature in obligately halophilic heterotrophic protists. Genome Biology and Evolution. PMID 27412608 DOI: 10.1093/Gbe/Evw152  0.768
2015 Zhang Q, Táborský P, Silberman JD, Pánek T, Čepička I, Simpson AG. Marine Isolates of Trimastix marina Form a Plesiomorphic Deep-branching Lineage within Preaxostyla, Separate from Other Known Trimastigids (Paratrimastix n. gen.). Protist. 166: 468-91. PMID 26312987 DOI: 10.1016/J.Protis.2015.07.003  0.727
2015 Park JS, Simpson AG. Characterization of a Deep-Branching Heterolobosean, Pharyngomonas turkanaensis n. sp., Isolated from a Non-Hypersaline Habitat, and Ultrastructural Comparison of Cysts and Amoebae Among Pharyngomonas Strains. The Journal of Eukaryotic Microbiology. PMID 26291784 DOI: 10.1111/Jeu.12260  0.354
2015 Park JS, Simpson AG. Diversity of Heterotrophic Protists from Extremely Hypersaline Habitats. Protist. 166: 422-437. PMID 26202993 DOI: 10.1016/J.Protis.2015.06.001  0.449
2015 Heiss AA, Lee WJ, Ishida KI, Simpson AG. Cultivation and Characterisation of New Species of Apusomonads (the Sister Group to Opisthokonts), Including Close Relatives of Thecamonas (Chelonemonas n. gen.). The Journal of Eukaryotic Microbiology. PMID 25912654 DOI: 10.1111/Jeu.12220  0.803
2015 Kirby WA, Tikhonenkov DV, Mylnikov AP, Janouškovec J, Lax G, Simpson AG. Characterization of Tulamoeba bucina n. sp., an extremely halotolerant amoeboflagellate heterolobosean belonging to the Tulamoeba-Pleurostomum clade (Tulamoebidae n. fam.). The Journal of Eukaryotic Microbiology. 62: 227-38. PMID 25227416 DOI: 10.1111/Jeu.12172  0.674
2014 Pánek T, Simpson AG, Hampl V, Cepi?ka I. Creneis carolina gen. et sp. nov. (Heterolobosea), a novel marine anaerobic protist with strikingly derived morphology and life cycle. Protist. 165: 542-67. PMID 24999602 DOI: 10.1016/J.Protis.2014.05.005  0.689
2014 Keeling PJ, Burki F, Wilcox HM, Allam B, Allen EE, Amaral-Zettler LA, Armbrust EV, Archibald JM, Bharti AK, Bell CJ, Beszteri B, Bidle KD, Cameron CT, Campbell L, Caron DA, ... ... Simpson AG, et al. The Marine Microbial Eukaryote Transcriptome Sequencing Project (MMETSP): illuminating the functional diversity of eukaryotic life in the oceans through transcriptome sequencing. Plos Biology. 12: e1001889. PMID 24959919 DOI: 10.1371/Journal.Pbio.1001889  0.558
2014 Lee WJ, Simpson AG. Ultrastructure and molecular phylogenetic position of Neometanema parovale sp. nov. (Neometanema gen. nov.), a Marine phagotrophic euglenid with skidding motility. Protist. 165: 452-72. PMID 24945929 DOI: 10.1016/J.Protis.2014.05.001  0.433
2014 Lee WJ, Simpson AG. Morphological and molecular characterisation of Notosolenus urceolatus Larsen and Patterson 1990, a member of an understudied deep-branching euglenid group (petalomonads). The Journal of Eukaryotic Microbiology. 61: 463-79. PMID 24890091 DOI: 10.1111/Jeu.12126  0.475
2014 Lee WJ, Miller K, Simpson AG. Morphological and molecular characterization of a new species of Stephanopogon, Stephanopogon pattersoni n. sp. The Journal of Eukaryotic Microbiology. 61: 389-98. PMID 24830341 DOI: 10.1111/Jeu.12124  0.448
2013 Brown MW, Sharpe SC, Silberman JD, Heiss AA, Lang BF, Simpson AG, Roger AJ. Phylogenomics demonstrates that breviate flagellates are related to opisthokonts and apusomonads. Proceedings. Biological Sciences / the Royal Society. 280: 20131755. PMID 23986111 DOI: 10.1098/Rspb.2013.1755  0.822
2013 Lax G, Simpson AG. Combining molecular data with classical morphology for uncultured phagotrophic euglenids (Excavata): a single-cell approach. The Journal of Eukaryotic Microbiology. 60: 615-25. PMID 23879661 DOI: 10.1111/jeu.12068  0.339
2013 Lax G, Simpson AG. Combining molecular data with classical morphology for uncultured phagotrophic euglenids (Excavata): a single-cell approach. The Journal of Eukaryotic Microbiology. 60: 615-25. PMID 23879661 DOI: 10.1111/Jeu.12068  0.694
2013 Heiss AA, Walker G, Simpson AG. The microtubular cytoskeleton of the apusomonad Thecamonas, a sister lineage to the opisthokonts. Protist. 164: 598-621. PMID 23872341 DOI: 10.1016/J.Protis.2013.05.005  0.753
2013 Kamikawa R, Brown MW, Nishimura Y, Sako Y, Heiss AA, Yubuki N, Gawryluk R, Simpson AG, Roger AJ, Hashimoto T, Inagaki Y. Parallel re-modeling of EF-1α function: divergent EF-1α genes co-occur with EFL genes in diverse distantly related eukaryotes. Bmc Evolutionary Biology. 13: 131. PMID 23800323 DOI: 10.1186/1471-2148-13-131  0.759
2013 Feehan CJ, Johnson-Mackinnon J, Scheibling RE, Lauzon-Guay JS, Simpson AG. Validating the identity of Paramoeba invadens, the causative agent of recurrent mass mortality of sea urchins in Nova Scotia, Canada. Diseases of Aquatic Organisms. 103: 209-27. PMID 23574707 DOI: 10.3354/Dao02577  0.35
2013 Heiss AA, Walker G, Simpson AG. The flagellar apparatus of Breviata anathema, a eukaryote without a clear supergroup affinity. European Journal of Protistology. 49: 354-72. PMID 23523042 DOI: 10.1016/J.Ejop.2013.01.001  0.748
2013 Yubuki N, Simpson AG, Leander BS. Comprehensive ultrastructure of Kipferlia bialata provides evidence for character evolution within the Fornicata (Excavata). Protist. 164: 423-39. PMID 23517666 DOI: 10.1016/j.protis.2013.02.002  0.312
2013 Yubuki N, Simpson AG, Leander BS. Comprehensive ultrastructure of Kipferlia bialata provides evidence for character evolution within the Fornicata (Excavata). Protist. 164: 423-39. PMID 23517666 DOI: 10.1016/J.Protis.2013.02.002  0.426
2013 Harding T, Brown MW, Plotnikov A, Selivanova E, Park JS, Gunderson JH, Baumgartner M, Silberman JD, Roger AJ, Simpson AG. Amoeba stages in the deepest branching heteroloboseans, including Pharyngomonas: evolutionary and systematic implications. Protist. 164: 272-86. PMID 23021907 DOI: 10.1016/J.Protis.2012.08.002  0.78
2013 Yubuki N, Simpson AG, Leander BS. Reconstruction of the feeding apparatus in Postgaardi mariagerensis provides evidence for character evolution within the Symbiontida (Euglenozoa). European Journal of Protistology. 49: 32-9. PMID 22925570 DOI: 10.1016/J.Ejop.2012.07.001  0.479
2012 Pawlowski J, Audic S, Adl S, Bass D, Belbahri L, Berney C, Bowser SS, Cepicka I, Decelle J, Dunthorn M, Fiore-Donno AM, Gile GH, Holzmann M, Jahn R, Jirků M, ... ... Simpson AG, et al. CBOL protist working group: barcoding eukaryotic richness beyond the animal, plant, and fungal kingdoms. Plos Biology. 10: e1001419. PMID 23139639 DOI: 10.1371/Journal.Pbio.1001419  0.542
2012 Adl SM, Simpson AG, Lane CE, Lukeš J, Bass D, Bowser SS, Brown MW, Burki F, Dunthorn M, Hampl V, Heiss A, Hoppenrath M, Lara E, Le Gall L, Lynn DH, et al. The revised classification of eukaryotes. The Journal of Eukaryotic Microbiology. 59: 429-93. PMID 23020233 DOI: 10.1111/J.1550-7408.2012.00644.X  0.784
2012 Park JS, De Jonckheere JF, Simpson AG. Characterization of Selenaion koniopes n. gen., n. sp., an amoeba that represents a new major lineage within heterolobosea, isolated from the Wieliczka salt mine. The Journal of Eukaryotic Microbiology. 59: 601-13. PMID 22888835 DOI: 10.1111/J.1550-7408.2012.00641.X  0.469
2012 Takishita K, Kolisko M, Komatsuzaki H, Yabuki A, Inagaki Y, Cepicka I, Smejkalová P, Silberman JD, Hashimoto T, Roger AJ, Simpson AG. Multigene phylogenies of diverse Carpediemonas-like organisms identify the closest relatives of 'amitochondriate' diplomonads and retortamonads. Protist. 163: 344-55. PMID 22364773 DOI: 10.1016/J.Protis.2011.12.007  0.821
2011 Mora C, Tittensor DP, Adl S, Simpson AG, Worm B. How many species are there on Earth and in the ocean? Plos Biology. 9: e1001127. PMID 21886479 DOI: 10.1371/Journal.Pbio.1001127  0.367
2011 Park JS, Simpson AG. Characterization of Pharyngomonas kirbyi (= "Macropharyngomonas halophila" nomen nudum), a very deep-branching, obligately halophilic heterolobosean flagellate. Protist. 162: 691-709. PMID 21723194 DOI: 10.1016/J.Protis.2011.05.004  0.4
2011 Heiss AA, Walker G, Simpson AG. The ultrastructure of Ancyromonas, a eukaryote without supergroup affinities. Protist. 162: 373-93. PMID 21420357 DOI: 10.1016/J.Protis.2010.08.004  0.748
2010 Park JS, Kolisko M, Simpson AG. Cell morphology and formal description of Ergobibamus cyprinoides n. g., n. sp., another Carpediemonas-like relative of diplomonads. The Journal of Eukaryotic Microbiology. 57: 520-8. PMID 20880032 DOI: 10.1111/J.1550-7408.2010.00506.X  0.796
2010 Kolisko M, Silberman JD, Cepicka I, Yubuki N, Takishita K, Yabuki A, Leander BS, Inouye I, Inagaki Y, Roger AJ, Simpson AG. A wide diversity of previously undetected free-living relatives of diplomonads isolated from marine/saline habitats. Environmental Microbiology. 12: 2700-10. PMID 20482740 DOI: 10.1111/J.1462-2920.2010.02239.X  0.819
2010 Heiss AA, Walker G, Simpson AG. Clarifying the taxonomic identity of a phylogenetically important group of eukaryotes: Planomonas is a junior synonym of Ancyromonas. The Journal of Eukaryotic Microbiology. 57: 285-93. PMID 20384907 DOI: 10.1111/J.1550-7408.2010.00477.X  0.77
2010 Kim E, Park JS, Simpson AG, Matsunaga S, Watanabe M, Murakami A, Sommerfeld K, Onodera NT, Archibald JM. Complex array of endobionts in Petalomonas sphagnophila, a large heterotrophic euglenid protist from Sphagnum-dominated peatlands. The Isme Journal. 4: 1108-20. PMID 20376101 DOI: 10.1038/Ismej.2010.40  0.592
2010 Park JS, Simpson AG. Characterization of halotolerant Bicosoecida and Placididea (Stramenopila) that are distinct from marine forms, and the phylogenetic pattern of salinity preference in heterotrophic stramenopiles. Environmental Microbiology. 12: 1173-84. PMID 20132281 DOI: 10.1111/J.1462-2920.2010.02158.X  0.465
2009 Park JS, Kolisko M, Heiss AA, Simpson AG. Light microscopic observations, ultrastructure, and molecular phylogeny of Hicanonectes teleskopos n. g., n. sp., a deep-branching relative of diplomonads. The Journal of Eukaryotic Microbiology. 56: 373-84. PMID 19602083 DOI: 10.1111/J.1550-7408.2009.00412.X  0.797
2009 Roger AJ, Simpson AG. Evolution: revisiting the root of the eukaryote tree. Current Biology : Cb. 19: R165-7. PMID 19243692 DOI: 10.1016/J.Cub.2008.12.032  0.692
2009 Hampl V, Hug L, Leigh JW, Dacks JB, Lang BF, Simpson AG, Roger AJ. Phylogenomic analyses support the monophyly of Excavata and resolve relationships among eukaryotic "supergroups". Proceedings of the National Academy of Sciences of the United States of America. 106: 3859-64. PMID 19237557 DOI: 10.1073/Pnas.0807880106  0.822
2009 Park JS, Simpson AG, Brown S, Cho BC. Ultrastructure and molecular phylogeny of two heterolobosean amoebae, Euplaesiobystra hypersalinica gen. et sp. nov. and Tulamoeba peronaphora gen. et sp. nov., isolated from an extremely hypersaline habitat. Protist. 160: 265-83. PMID 19121603 DOI: 10.1016/J.Protis.2008.10.002  0.451
2008 Sanchez-Perez GF, Hampl V, Simpson AG, Roger AJ. A new divergent type of eukaryotic methionine adenosyltransferase is present in multiple distantly related secondary algal lineages. The Journal of Eukaryotic Microbiology. 55: 374-81. PMID 19017057 DOI: 10.1111/J.1550-7408.2008.00349.X  0.812
2008 Kolisko M, Cepicka I, Hampl V, Leigh J, Roger AJ, Kulda J, Simpson AG, Flegr J. Molecular phylogeny of diplomonads and enteromonads based on SSU rRNA, alpha-tubulin and HSP90 genes: implications for the evolutionary history of the double karyomastigont of diplomonads. Bmc Evolutionary Biology. 8: 205. PMID 18627633 DOI: 10.1186/1471-2148-8-205  0.799
2008 Simpson AG, Perley TA, Lara E. Lateral transfer of the gene for a widely used marker, alpha-tubulin, indicated by a multi-protein study of the phylogenetic position of Andalucia (Excavata). Molecular Phylogenetics and Evolution. 47: 366-77. PMID 18226931 DOI: 10.1016/J.Ympev.2007.11.035  0.369
2007 Adl SM, Leander BS, Simpson AG, Archibald JM, Anderson OR, Bass D, Bowser SS, Brugerolle G, Farmer MA, Karpov S, Kolisko M, Lane CE, Lodge DJ, Mann DG, Meisterfeld R, et al. Diversity, nomenclature, and taxonomy of protists. Systematic Biology. 56: 684-9. PMID 17661235 DOI: 10.1080/10635150701494127  0.776
2007 Park JS, Simpson AG, Lee WJ, Cho BC. Ultrastructure and phylogenetic placement within Heterolobosea of the previously unclassified, extremely halophilic heterotrophic flagellate Pleurostomum flabellatum (Ruinen 1938). Protist. 158: 397-413. PMID 17576098 DOI: 10.1016/J.Protis.2007.03.004  0.388
2006 Kim E, Simpson AG, Graham LE. Evolutionary relationships of apusomonads inferred from taxon-rich analyses of 6 nuclear encoded genes. Molecular Biology and Evolution. 23: 2455-66. PMID 16982820 DOI: 10.1093/Molbev/Msl120  0.651
2006 Park JS, Cho BC, Simpson AG. Halocafeteria seosinensis gen. et sp. nov. (Bicosoecida), a halophilic bacterivorous nanoflagellate isolated from a solar saltern. Extremophiles : Life Under Extreme Conditions. 10: 493-504. PMID 16874468 DOI: 10.1007/S00792-006-0001-X  0.413
2006 Lara E, Chatzinotas A, Simpson AG. Andalucia (n. gen.)--the deepest branch within jakobids (Jakobida; Excavata), based on morphological and molecular study of a new flagellate from soil. The Journal of Eukaryotic Microbiology. 53: 112-20. PMID 16579813 DOI: 10.1111/J.1550-7408.2005.00081.X  0.368
2006 Simpson AG, Stevens JR, Lukes J. The evolution and diversity of kinetoplastid flagellates. Trends in Parasitology. 22: 168-74. PMID 16504583 DOI: 10.1016/J.Pt.2006.02.006  0.445
2006 Simpson AG, Inagaki Y, Roger AJ. Comprehensive multigene phylogenies of excavate protists reveal the evolutionary positions of "primitive" eukaryotes. Molecular Biology and Evolution. 23: 615-25. PMID 16308337 DOI: 10.1093/Molbev/Msj068  0.785
2005 Adl SM, Simpson AG, Farmer MA, Andersen RA, Anderson OR, Barta JR, Bowser SS, Brugerolle G, Fensome RA, Fredericq S, James TY, Karpov S, Kugrens P, Krug J, Lane CE, et al. The new higher level classification of eukaryotes with emphasis on the taxonomy of protists. The Journal of Eukaryotic Microbiology. 52: 399-451. PMID 16248873 DOI: 10.1111/J.1550-7408.2005.00053.X  0.398
2005 Miao W, Simpson AG, Fu C, Lobban CS. The giant zooxanthellae-bearing ciliate Maristentor dinoferus (Heterotrichea) is closely related to folliculinidae. The Journal of Eukaryotic Microbiology. 52: 11-6. PMID 15702974 DOI: 10.1111/j.1550-7408.2005.3311r.x  0.357
2005 Miao W, Simpson AG, Fu C, Lobban CS. The giant zooxanthellae-bearing ciliate Maristentor dinoferus (Heterotrichea) is closely related to folliculinidae. The Journal of Eukaryotic Microbiology. 52: 11-6. PMID 15702974 DOI: 10.1111/J.1550-7408.2005.3311R.X  0.463
2005 SIMPSON AG, INAGAKI Y, ROGER AJ. The evolutionary relationships amongst excavates: a concatened protein analysis The Journal of Eukaryotic Microbiology. 52: 7S-27S. DOI: 10.1111/J.1550-7408.2005.05202003_1_68.X  0.78
2004 Simpson AG, Gill EE, Callahan HA, Litaker RW, Roger AJ. Early evolution within kinetoplastids (euglenozoa), and the late emergence of trypanosomatids. Protist. 155: 407-22. PMID 15648721 DOI: 10.1078/1434461042650389  0.684
2004 Simpson AG, Gill EE, Callahan HA, Litaker RW, Roger AJ. Early evolution within kinetoplastids (euglenozoa), and the late emergence of trypanosomatids. Protist. 155: 407-22. PMID 15648721 DOI: 10.1078/1434461042650389  0.684
2004 Simpson AG, Roger AJ. The real 'kingdoms' of eukaryotes. Current Biology : Cb. 14: R693-6. PMID 15341755 DOI: 10.1016/J.Cub.2004.08.038  0.567
2004 Simpson AG, Roger AJ. The real 'kingdoms' of eukaryotes. Current Biology : Cb. 14: R693-6. PMID 15341755 DOI: 10.1016/J.Cub.2004.08.038  0.567
2004 Brugerolle G, Simpson AG. The flagellar apparatus of heteroloboseans. The Journal of Eukaryotic Microbiology. 51: 96-107. PMID 15068271 DOI: 10.1111/J.1550-7408.2004.Tb00169.X  0.349
2004 Simpson AG, Roger AJ. Protein phylogenies robustly resolve the deep-level relationships within Euglenozoa. Molecular Phylogenetics and Evolution. 30: 201-12. PMID 15022770 DOI: 10.1016/S1055-7903(03)00177-5  0.665
2004 Simpson AG, Roger AJ. Protein phylogenies robustly resolve the deep-level relationships within Euglenozoa. Molecular Phylogenetics and Evolution. 30: 201-12. PMID 15022770 DOI: 10.1016/S1055-7903(03)00177-5  0.665
2003 Simpson AG. Cytoskeletal organization, phylogenetic affinities and systematics in the contentious taxon Excavata (Eukaryota). International Journal of Systematic and Evolutionary Microbiology. 53: 1759-77. PMID 14657103 DOI: 10.1099/Ijs.0.02578-0  0.463
2003 Simpson AG. Cytoskeletal organization, phylogenetic affinities and systematics in the contentious taxon Excavata (Eukaryota). International Journal of Systematic and Evolutionary Microbiology. 53: 1759-77. PMID 14657103 DOI: 10.1099/ijs.0.02578-0  0.357
2002 Simpson AG, Lukes J, Roger AJ. The evolutionary history of kinetoplastids and their kinetoplasts. Molecular Biology and Evolution. 19: 2071-83. PMID 12446799 DOI: 10.1093/Oxfordjournals.Molbev.A004032  0.718
2002 Simpson AG, Lukes J, Roger AJ. The evolutionary history of kinetoplastids and their kinetoplasts. Molecular Biology and Evolution. 19: 2071-83. PMID 12446799 DOI: 10.1093/Oxfordjournals.Molbev.A004032  0.718
2002 Simpson AG, Roger AJ. Eukaryotic evolution: getting to the root of the problem. Current Biology : Cb. 12: R691-3. PMID 12401185 DOI: 10.1016/S0960-9822(02)01207-1  0.689
2002 Simpson AG, Roger AJ. Eukaryotic evolution: getting to the root of the problem. Current Biology : Cb. 12: R691-3. PMID 12401185 DOI: 10.1016/S0960-9822(02)01207-1  0.689
2002 Simpson AG, Roger AJ, Silberman JD, Leipe DD, Edgcomb VP, Jermiin LS, Patterson DJ, Sogin ML. Evolutionary history of "early-diverging" eukaryotes: the excavate taxon Carpediemonas is a close relative of Giardia. Molecular Biology and Evolution. 19: 1782-91. PMID 12270904 DOI: 10.1093/Oxfordjournals.Molbev.A004000  0.83
2002 Simpson AG, MacQuarrie EK, Roger AJ. Eukaryotic evolution: early origin of canonical introns. Nature. 419: 270. PMID 12239559 DOI: 10.1038/419270A  0.652
2002 Simpson AG, MacQuarrie EK, Roger AJ. Eukaryotic evolution: early origin of canonical introns. Nature. 419: 270. PMID 12239559 DOI: 10.1038/419270A  0.652
2002 Simpson AG, Radek R, Dacks JB, O'Kelly CJ. How oxymonads lost their groove: an ultrastructural comparison of Monocercomonoides and excavate taxa. The Journal of Eukaryotic Microbiology. 49: 239-48. PMID 12120989 DOI: 10.1111/J.1550-7408.2002.Tb00529.X  0.42
2002 Edgcomb VP, Simpson AG, Zettler LA, Nerad TA, Patterson DJ, Holder ME, Sogin ML. Pelobionts are degenerate protists: insights from molecules and morphology. Molecular Biology and Evolution. 19: 978-82. PMID 12032256 DOI: 10.1093/Oxfordjournals.Molbev.A004157  0.452
2002 Silberman JD, Simpson AG, Kulda J, Cepicka I, Hampl V, Johnson PJ, Roger AJ. Retortamonad flagellates are closely related to diplomonads--implications for the history of mitochondrial function in eukaryote evolution. Molecular Biology and Evolution. 19: 777-86. PMID 11961110 DOI: 10.1093/Oxfordjournals.Molbev.A004135  0.839
2002 Silberman JD, Simpson AG, Kulda J, Cepicka I, Hampl V, Johnson PJ, Roger AJ. Retortamonad flagellates are closely related to diplomonads--implications for the history of mitochondrial function in eukaryote evolution. Molecular Biology and Evolution. 19: 777-86. PMID 11961110 DOI: 10.1093/Oxfordjournals.Molbev.A004135  0.839
2001 Simpson AG, Patterson DJ. On core jakobids and excavate taxa: the ultrastructure of Jakoba incarcerata. The Journal of Eukaryotic Microbiology. 48: 480-92. PMID 11456326 DOI: 10.1111/J.1550-7408.2001.Tb00183.X  0.534
2001 Dacks JB, Silberman JD, Simpson AG, Moriya S, Kudo T, Ohkuma M, Redfield RJ. Oxymonads are closely related to the excavate taxon Trimastix. Molecular Biology and Evolution. 18: 1034-44. PMID 11371592 DOI: 10.1093/Oxfordjournals.Molbev.A003875  0.771
2001 Edgcomb VP, Roger AJ, Simpson AG, Kysela DT, Sogin ML. Evolutionary relationships among "jakobid" flagellates as indicated by alpha- and beta-tubulin phylogenies. Molecular Biology and Evolution. 18: 514-22. PMID 11264402 DOI: 10.1093/Oxfordjournals.Molbev.A003830  0.642
2001 Edgcomb VP, Roger AJ, Simpson AG, Kysela DT, Sogin ML. Evolutionary relationships among "jakobid" flagellates as indicated by alpha- and beta-tubulin phylogenies. Molecular Biology and Evolution. 18: 514-22. PMID 11264402 DOI: 10.1093/Oxfordjournals.Molbev.A003830  0.642
2000 Simpson AG, Bernard C, Patterson DJ. The ultrastructure of Trimastix marina Kent 1880 (Eukaryota), an excavate flagellate European Journal of Protistology. 36: 229-251. DOI: 10.1016/S0932-4739(00)80001-2  0.546
1999 Patterson DJ, Simpson AG, Weerakoon N. Free-living flagellates from anoxic habitats and the assembly of the eukaryotic cell. The Biological Bulletin. 196: 381-3; discussion 38. PMID 11536915 DOI: 10.2307/1542975  0.626
1999 Simpson AG, Patterson DJ. The ultrastructure of Carpediemonas membranifera (Eukaryota) with reference to the “excavate hypothesis” European Journal of Protistology. 35: 353-370. DOI: 10.1016/S0932-4739(99)80044-3  0.55
1998 Edgcomb V, Viscogliosi E, Simpson AG, Delgado-Viscogliosi P, Roger AJ, Sogin ML. New Insights into the Phylogeny of Trichomonads Inferred from Small Subunit rRNA Sequences. Protist. 149: 359-66. PMID 23194718 DOI: 10.1016/S1434-4610(98)70042-2  0.692
1998 Edgcomb V, Viscogliosi E, Simpson AG, Delgado-Viscogliosi P, Roger AJ, Sogin ML. New Insights into the Phylogeny of Trichomonads Inferred from Small Subunit rRNA Sequences. Protist. 149: 359-66. PMID 23194718 DOI: 10.1016/S1434-4610(98)70042-2  0.304
1997 Simpson AG, Bernard C, Fenchel T, Patterson DJ. The organisation of Mastigamoeba schizophrenia n. sp.: More evidence of ultrastructural idiosyncrasy and simplicity in pelobiont protists European Journal of Protistology. 33: 87-98. DOI: 10.1016/S0932-4739(97)80024-7  0.554
1997 Bernard C, Simpson AG, Patterson DJ. An ultrastructural study of a free-living retortamonad, Chilomastix cuspidata (Larsen & Patterson, 1990) n. comb. (Retortamonadida, Protista) European Journal of Protistology. 33: 254-265. DOI: 10.1016/S0932-4739(97)80003-X  0.561
1997 Simpson AG, Van Den Hoff J, Bernard C, Burton HR, Patterson DJ. The ultrastructure and systematic position of the euglenozoon Postgaardi mariagerensis, Fenchel et al. Archiv FüR Protistenkunde. 147: 213-225. DOI: 10.1016/S0003-9365(97)80049-8  0.537
1997 Simpson AG. The identity and composition of the Euglenozoa Archiv FüR Protistenkunde. 148: 318-328. DOI: 10.1016/S0003-9365(97)80012-7  0.309
1996 Patterson DJ, Simpson A. Heterotrophic flagellates from coastal marine and hypersaline sediments in Western Australia European Journal of Protistology. 32: 423-448. DOI: 10.1016/S0932-4739(96)80003-4  0.517
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