{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,3,6]],"date-time":"2026-03-06T23:59:46Z","timestamp":1772841586663,"version":"3.50.1"},"reference-count":33,"publisher":"Elsevier BV","issue":"1-2","license":[{"start":{"date-parts":[[1991,1,1]],"date-time":"1991-01-01T00:00:00Z","timestamp":662688000000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Biosystems"],"published-print":{"date-parts":[[1991,1]]},"DOI":"10.1016\/0303-2647(91)90014-c","type":"journal-article","created":{"date-parts":[[2003,10,24]],"date-time":"2003-10-24T13:33:59Z","timestamp":1067002439000},"page":"75-83","source":"Crossref","is-referenced-by-count":87,"title":["The troublesome parasites \u2014 molecular and morphological evidence that Apicomplexa belong to the dinoflagellate-ciliate clade"],"prefix":"10.1016","volume":"25","author":[{"given":"J\u00f6rn","family":"Wolters","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"78","reference":[{"key":"10.1016\/0303-2647(91)90014-C_BIB1","doi-asserted-by":"crossref","first-page":"4023","DOI":"10.1093\/nar\/18.13.4023","article-title":"Nucleotide sequences of 18S ribosomal RNA genes from the red algae Gracilaria tikvahiae McLachlan, Gracilaria verrucosa (Hudson) Papenfuss and Gracilariopsis sp.","volume":"18","author":"Bird","year":"1990","journal-title":"Nucl. Acids Res."},{"key":"10.1016\/0303-2647(91)90014-C_BIB2","doi-asserted-by":"crossref","first-page":"369","DOI":"10.1111\/j.1096-0031.1985.tb00434.x","article-title":"Summary of green plant phylogeny and classification","volume":"1","author":"Bremer","year":"1985","journal-title":"Cladistics"},{"key":"10.1016\/0303-2647(91)90014-C_BIB3","first-page":"183","article-title":"Observations sur le cycle l'ultrastructure et la position syst\u00e9matique de Spiromonas perforans (Bodo perforans Hollande 1938), flagell\u00e9 parasite de Chilomonas paramaecium: ses relations avec les dinoflagell\u00e9s et sporozoaires","volume":"15","author":"Brugerolle","year":"1979","journal-title":"Protistologica"},{"key":"10.1016\/0303-2647(91)90014-C_BIB4","doi-asserted-by":"crossref","first-page":"461","DOI":"10.1016\/0303-2647(81)90050-2","article-title":"Eukaryote kingdoms: seven or nine?","volume":"14","author":"Cavalier-Smith","year":"1981","journal-title":"BioSystems"},{"key":"10.1016\/0303-2647(91)90014-C_BIB5","doi-asserted-by":"crossref","first-page":"17","DOI":"10.1111\/j.1749-6632.1987.tb40596.x","article-title":"The origin of eukaryote and archaebacterial cells","volume":"503","author":"Cavalier-Smith","year":"1987","journal-title":"Ann. N.Y. Acad. Sci."},{"key":"10.1016\/0303-2647(91)90014-C_BIB6","doi-asserted-by":"crossref","first-page":"621","DOI":"10.1007\/BF02293884","article-title":"A least squares algorithm for fitting additive trees to proximity data","volume":"48","author":"DeSoete","year":"1983","journal-title":"Psychometrika"},{"key":"10.1016\/0303-2647(91)90014-C_BIB7","first-page":"399","article-title":"The small-subunit ribosomal RNA gene sequences from the hypotrichous ciliates Oxytricha nova and Stylonychia pustulata","volume":"2","author":"Elwood","year":"1985","journal-title":"Mol. Biol. Evol."},{"key":"10.1016\/0303-2647(91)90014-C_BIB8","doi-asserted-by":"crossref","DOI":"10.1007\/BF02342747","article-title":"Primary and secondary structure of the small subunit ribosomal RNA of the cryptomonad Pyrenomonas salina as inferred from the gene sequence: evolutionary implications","author":"Eschbach","year":"1991","journal-title":"J. Mol. Evol."},{"key":"10.1016\/0303-2647(91)90014-C_BIB9","doi-asserted-by":"crossref","first-page":"401","DOI":"10.2307\/2412923","article-title":"Cases in which parsimony or compatibility methods will be positively misleading","volume":"27","author":"Felsenstein","year":"1978","journal-title":"Syst. Zool."},{"key":"10.1016\/0303-2647(91)90014-C_BIB10","doi-asserted-by":"crossref","first-page":"30","DOI":"10.1007\/BF01733209","article-title":"A non-sequential method for constructing trees and hierarchical classifications","volume":"18","author":"Fitch","year":"1981","journal-title":"J. Mol. Evol."},{"key":"10.1016\/0303-2647(91)90014-C_BIB11","first-page":"5823","article-title":"Phylogenetic relationships between chlorophytes, chrysophytes, and oomycetes","volume":"84","author":"Gunderson","year":"1987"},{"key":"10.1016\/0303-2647(91)90014-C_BIB12","doi-asserted-by":"crossref","first-page":"15","DOI":"10.1111\/j.1432-1033.1988.tb14339.x","article-title":"Primary and secondary structure of the 18S ribosomal RNA of the bird spider Eurypelma californica and evolutionary relationships among eukaryotic phyla","volume":"177","author":"Hendriks","year":"1988","journal-title":"Eur. J. Biochem."},{"key":"10.1016\/0303-2647(91)90014-C_BIB13","doi-asserted-by":"crossref","first-page":"223","DOI":"10.1016\/S0723-2020(89)80066-9","article-title":"The nucleotide sequence of the small ribosomal subunit RNA of the yeast Candida albicans and the evolutionary position of the fungi among the eukaryotes","volume":"12","author":"Hendriks","year":"1989","journal-title":"System. Appl. Microbiol."},{"key":"10.1016\/0303-2647(91)90014-C_BIB14","doi-asserted-by":"crossref","first-page":"163","DOI":"10.1016\/0303-2647(86)90037-7","article-title":"Evolutionary change in 5S RNA secondary structure and a phylogenetic tree of 352 5S RNA species","volume":"19","author":"Hori","year":"1986","journal-title":"BioSystems"},{"key":"10.1016\/0303-2647(91)90014-C_BIB15","doi-asserted-by":"crossref","first-page":"141","DOI":"10.1016\/0020-7519(90)90093-3","article-title":"Phylogenetic relationships of Cryptosporidium determined by ribosomal RNA sequence comparison","volume":"20","author":"Johnson","year":"1990","journal-title":"Int. J. Parasitol."},{"key":"10.1016\/0303-2647(91)90014-C_BIB16","doi-asserted-by":"crossref","first-page":"847","DOI":"10.2307\/3282265","article-title":"Phylogenetic relationships of the apicomplexan protist Sarcocystis as determined by small subunit ribosomal RNA comparison","volume":"74","author":"Johnson","year":"1988","journal-title":"J. Parasitol."},{"key":"10.1016\/0303-2647(91)90014-C_BIB17","doi-asserted-by":"crossref","first-page":"239","DOI":"10.1016\/0166-6851(87)90087-9","article-title":"Rapid nucleotide sequence analysis of the small subunit ribosomal RNA of Toxoplasma gondii: evolutionary implications for the Apicomplexa","volume":"25","author":"Johnson","year":"1987","journal-title":"Mol. Biochem. Parasit."},{"key":"10.1016\/0303-2647(91)90014-C_BIB18","doi-asserted-by":"crossref","first-page":"283","DOI":"10.1016\/0014-4894(89)90110-0","article-title":"Blastocystis hominis: Phylogenetic affinities determined by rRNA sequence comparison","volume":"68","author":"Johnson","year":"1989","journal-title":"Exp. Parasitol."},{"key":"10.1016\/0303-2647(91)90014-C_BIB19","doi-asserted-by":"crossref","first-page":"411","DOI":"10.1007\/BF02102316","article-title":"Phylogeny of Protozoa deduced from 5S rRNA sequences","volume":"19","author":"Kumazaki","year":"1983","journal-title":"J. Mol. Evol."},{"key":"10.1016\/0303-2647(91)90014-C_BIB20","doi-asserted-by":"crossref","first-page":"377","DOI":"10.1016\/0303-2647(81)90044-7","article-title":"Protist kinetids: structural conservatism, kinetid structure, and ancestral states","volume":"14","author":"Lynn","year":"1981","journal-title":"BioSystems"},{"key":"10.1016\/0303-2647(91)90014-C_BIB21","first-page":"429","article-title":"Etude ultrastructurale du flagell\u00e9 phagotrophe Colponema loxodes Stein","volume":"11","author":"Mignot","year":"1975","journal-title":"Protistologica"},{"key":"10.1016\/0303-2647(91)90014-C_BIB22","doi-asserted-by":"crossref","first-page":"2237","DOI":"10.1093\/nar\/18.suppl.2237","article-title":"Compilation of small ribosomal subunit RNA sequences","volume":"18","author":"Neefs","year":"1990","journal-title":"Nucl. Acids Res."},{"key":"10.1016\/0303-2647(91)90014-C_BIB23","series-title":"The Biology of Free-Living Heterotrophic Flagellates","article-title":"Heterotrophic flagellates of uncertain taxonomic position","author":"Patterson","year":"1991"},{"key":"10.1016\/0303-2647(91)90014-C_BIB24","first-page":"514","article-title":"Relative efficiencies of the Fitch-Margoliash, maximum-parsimony, maximum-likelihood, minimum-evolution, and neighbour-joining methods of phylogenetic tree construction in obtaining the correct tree","volume":"6","author":"Saitou","year":"1989","journal-title":"Mol. Biol. Evol."},{"key":"10.1016\/0303-2647(91)90014-C_BIB25","first-page":"406","article-title":"The neighbour-joining method: a new method for reconstructing phylogenetic trees","volume":"4","author":"Saitou","year":"1987","journal-title":"Mol. Biol. Evol."},{"key":"10.1016\/0303-2647(91)90014-C_BIB26","doi-asserted-by":"crossref","first-page":"319","DOI":"10.1007\/BF02293654","article-title":"Additive similarity trees","volume":"42","author":"Sattath","year":"1977","journal-title":"Psychometrika"},{"key":"10.1016\/0303-2647(91)90014-C_BIB27","series-title":"The Hierarchy of Life","first-page":"133","article-title":"A single kingdom of eukaryotes","author":"Sogin","year":"1989"},{"key":"10.1016\/0303-2647(91)90014-C_BIB28","first-page":"298","article-title":"Relative efficiencies of the maximum parsimony and distance-matrix methods in obtaining the correct phylogenetic tree","volume":"5","author":"Sourdis","year":"1988","journal-title":"Mol. Biol. Evol."},{"key":"10.1016\/0303-2647(91)90014-C_BIB29","doi-asserted-by":"crossref","first-page":"2215","DOI":"10.1093\/nar\/18.suppl.2215","article-title":"Compilation of 5S rRNA and 5S rRNA gene sequences","volume":"18","author":"Specht","year":"1990","journal-title":"Nucl. Acids Res."},{"key":"10.1016\/0303-2647(91)90014-C_BIB30","doi-asserted-by":"crossref","first-page":"28","DOI":"10.1111\/j.1550-7408.1976.tb05242.x","article-title":"Flagellate phylogeny: a study in conflicts","volume":"23","author":"Taylor","year":"1976","journal-title":"J. Protozool."},{"key":"10.1016\/0303-2647(91)90014-C_BIB31","doi-asserted-by":"crossref","first-page":"291","DOI":"10.1002\/prot.340070310","article-title":"ALMA, an editor for large sequence alignments","volume":"7","author":"Thirup","year":"1990","journal-title":"Proteins"},{"key":"10.1016\/0303-2647(91)90014-C_BIB32","first-page":"549","article-title":"The phylum Apicomplexa","author":"Vivier","year":"1989"},{"key":"10.1016\/0303-2647(91)90014-C_BIB33","doi-asserted-by":"crossref","first-page":"152","DOI":"10.1007\/BF02099963","article-title":"Cladistic analysis of 5S rRNA and 16S rRNA secondary and primary structure \u2014 the evolution of eukaryotes and their relation to archaebacteria","volume":"24","author":"Wolters","year":"1986","journal-title":"J. Mol. Evol."}],"container-title":["Biosystems"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:030326479190014C?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:030326479190014C?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2019,2,18]],"date-time":"2019-02-18T22:55:52Z","timestamp":1550530552000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/030326479190014C"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[1991,1]]},"references-count":33,"journal-issue":{"issue":"1-2","published-print":{"date-parts":[[1991,1]]}},"alternative-id":["030326479190014C"],"URL":"https:\/\/doi.org\/10.1016\/0303-2647(91)90014-c","relation":{},"ISSN":["0303-2647"],"issn-type":[{"value":"0303-2647","type":"print"}],"subject":[],"published":{"date-parts":[[1991,1]]}}}