Abeoforma whisleri

From Wikipedia, the free encyclopedia

This is an old revision of this page, as edited by Cydebot (talk | contribs) at 23:38, 5 July 2018 (Robot - Moving category Eukaryotes described in 2008 to Category:Species described in 2008 per CFD at Wikipedia:Categories for discussion/Log/2018 June 28.). The present address (URL) is a permanent link to this revision, which may differ significantly from the current revision.

Abeoforma whisleri
Scientific classification
Domain:
(unranked):
(unranked):
Class:
Order:
Genus:
Species:
A. whisleri
Binomial name
Abeoforma whisleri
Marshall, 2008

Abeoforma whisleri is a single-celled eukaryote that belongs to the Ichthyosporea clade, a group of protists closely related to animals.

A. whisleri was isolated from the digestive tract of a marine invertebrate, specifically the filter-feeding mussel Mytilus sp[1]. A. whisleri has a very complex life-cycle, yet to be resolved. It includes several different cell stages, ranging from amoebodial, hyphal-like and plasmodial stages, which can present filopodia-like (pseudopodia) structures. They also present coenocytic spherical stages with prominent vacuoles and several nuclei. All of those stages undergo dramatic morphological changes and have a cell wall (except for the amoeboid stage).

Taxonomy

A. whisleri is a member of the Ichthyosporea clade, within the Teretosporea, which is the earliest branching holozoan lineage.[2][3]

Applications

Colony of Abeoforma whisleri (Ichthyosporea) stained with Hoechst (nuclei in blue) in vivo Picture by Maria Rubio and Cristina Aresté
Colony of Abeoforma whisleri stained with Hoechst

A. whisleri can easily be cultured axenically in marine broth medium. Given its phylogenetic position as a close unicellular relative of animals and its high capacity to modify cell morphology, A. whisleri could potentially provide important insights both into the origin of multicellular animals and into the control of cell shape in eukaryotes.

References

  1. ^ Marshall, Wyth L.; Berbee, Mary L. (2011-01-01). "Facing Unknowns: Living Cultures (Pirum gemmata gen. nov., sp. nov., and Abeoforma whisleri, gen. nov., sp. nov.) from Invertebrate Digestive Tracts Represent an Undescribed Clade within the Unicellular Opisthokont Lineage Ichthyosporea (Mesomycetozoea)". Protist. 162 (1): 33–57. doi:10.1016/j.protis.2010.06.002.
  2. ^ Glockling, Sally L.; Marshall, Wyth L.; Gleason, Frank H. (2013-08-01). "Phylogenetic interpretations and ecological potentials of the Mesomycetozoea (Ichthyosporea)". Fungal Ecology. 6 (4): 237–247. doi:10.1016/j.funeco.2013.03.005.
  3. ^ Torruella, Guifré; Mendoza, Alex de; Grau-Bové, Xavier; Antó, Meritxell; Chaplin, Mark A.; Campo, Javier del; Eme, Laura; Pérez-Cordón, Gregorio; Whipps, Christopher M. "Phylogenomics Reveals Convergent Evolution of Lifestyles in Close Relatives of Animals and Fungi". Current Biology. 25 (18): 2404–2410. doi:10.1016/j.cub.2015.07.053.