Agamococcidians: coccidians or gregarines? New species and new data on the phylogenetic position of the group

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Agamococcidians: coccidians or gregarines? New species and new data on the phylogenetic position of the group. / Panfilkina, Tatiana S.; Simdyanov, Timur G.; Aleoshin, Vladimir V.; Paskerova, Gita G.

In: Protistology, Vol. 10, No. 2, 2016, p. 56-57.

Research output: Contribution to journal › Meeting Abstract › peer-review

Author

Panfilkina, Tatiana S. ; Simdyanov, Timur G. ; Aleoshin, Vladimir V. ; Paskerova, Gita G. / Agamococcidians: coccidians or gregarines? New species and new data on the phylogenetic position of the group. In: Protistology. 2016 ; Vol. 10, No. 2. pp. 56-57.

BibTeX

@article{4aaf6cdaa371401a84d03068e854755a,

title = "Agamococcidians: coccidians or gregarines? New species and new data on the phylogenetic position of the group",

abstract = "Agamococcidians (Agamococcidiorida Levine, 1979) represent an enigmatic group of Apicomplexa. The life cycle of these parasites is characterised by presence of oocysts with sporocysts (similar to coccidian), sporozoites and trophozoites, and by absence of merogony and gamogony. This group combines two families Rhytidocystidae Levine, 1979, parasites of polychaetes, and Gemmocystidae Upton & Peters, 1986, parasites of stony corals. The phylogenetic position of these organisms is still unclear. Previous phylogenetic studies brought agamococcidians together with gregarines and cryptosporidians (Leander, Ramey, 2006; Rueckert, Leander, 2009; Kristmundsson et al., 2011; Cavalier-Smith, 2014). In contrast, morphological data (oocysts with sporocysts and nonmotile trophozoites located within host epithelial tissues) indicate a relationship of agamococcidians with coccidians. We isolated two putative new species of Rhytidocystis from polychaetes Pectinaria hyperborea and Ophelia limacina collected in the Keret Archip",

keywords = "coccidians, gregarines, apicomplexans, phylogeny",

author = "Panfilkina, {Tatiana S.} and Simdyanov, {Timur G.} and Aleoshin, {Vladimir V.} and Paskerova, {Gita G.}",

year = "2016",

language = "English",

volume = "10",

pages = "56--57",

journal = "Protistology",

issn = "1680-0826",

publisher = "Protozoological Society Affiliated With The Russian Academy Of Sciences",

number = "2",

note = "International Scientific Forum “PROTIST-2016” ; Conference date: 06-06-2016 Through 10-06-2016",

}

RIS

TY - JOUR

T1 - Agamococcidians: coccidians or gregarines? New species and new data on the phylogenetic position of the group

AU - Panfilkina, Tatiana S.

AU - Simdyanov, Timur G.

AU - Aleoshin, Vladimir V.

AU - Paskerova, Gita G.

PY - 2016

Y1 - 2016

N2 - Agamococcidians (Agamococcidiorida Levine, 1979) represent an enigmatic group of Apicomplexa. The life cycle of these parasites is characterised by presence of oocysts with sporocysts (similar to coccidian), sporozoites and trophozoites, and by absence of merogony and gamogony. This group combines two families Rhytidocystidae Levine, 1979, parasites of polychaetes, and Gemmocystidae Upton & Peters, 1986, parasites of stony corals. The phylogenetic position of these organisms is still unclear. Previous phylogenetic studies brought agamococcidians together with gregarines and cryptosporidians (Leander, Ramey, 2006; Rueckert, Leander, 2009; Kristmundsson et al., 2011; Cavalier-Smith, 2014). In contrast, morphological data (oocysts with sporocysts and nonmotile trophozoites located within host epithelial tissues) indicate a relationship of agamococcidians with coccidians. We isolated two putative new species of Rhytidocystis from polychaetes Pectinaria hyperborea and Ophelia limacina collected in the Keret Archip

AB - Agamococcidians (Agamococcidiorida Levine, 1979) represent an enigmatic group of Apicomplexa. The life cycle of these parasites is characterised by presence of oocysts with sporocysts (similar to coccidian), sporozoites and trophozoites, and by absence of merogony and gamogony. This group combines two families Rhytidocystidae Levine, 1979, parasites of polychaetes, and Gemmocystidae Upton & Peters, 1986, parasites of stony corals. The phylogenetic position of these organisms is still unclear. Previous phylogenetic studies brought agamococcidians together with gregarines and cryptosporidians (Leander, Ramey, 2006; Rueckert, Leander, 2009; Kristmundsson et al., 2011; Cavalier-Smith, 2014). In contrast, morphological data (oocysts with sporocysts and nonmotile trophozoites located within host epithelial tissues) indicate a relationship of agamococcidians with coccidians. We isolated two putative new species of Rhytidocystis from polychaetes Pectinaria hyperborea and Ophelia limacina collected in the Keret Archip

KW - coccidians

KW - gregarines

KW - apicomplexans

KW - phylogeny

M3 - Meeting Abstract

VL - 10

SP - 56

EP - 57

JO - Protistology

JF - Protistology

SN - 1680-0826

IS - 2

T2 - International Scientific Forum “PROTIST-2016”

Y2 - 6 June 2016 through 10 June 2016

ER -

ID: 10089837