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Citation for Study 11260

About Citation title: "Where is the hidden fungal diversity is hiding? A study of Mortierella reveals a high contribution of reference collections to the identification of fungal environmental sequences.".
About Study name: "Where is the hidden fungal diversity is hiding? A study of Mortierella reveals a high contribution of reference collections to the identification of fungal environmental sequences.".
About This study is part of submission 11250 (Status: Published).

Citation

Nagy L.G., Petkovits T., Kov?cs G., Voigt K., V?gv?lgyi C., & Papp T. 2011. Where is the hidden fungal diversity is hiding? A study of Mortierella reveals a high contribution of reference collections to the identification of fungal environmental sequences. New Phytologist, .

Authors

  • Nagy L.G. (submitter) Phone +36305424946
  • Petkovits T.
  • Kov?cs G.
  • Voigt K.
  • V?gv?lgyi C.
  • Papp T.

Abstract

- Estimating the proportion of undescribed fungal taxa is an unresolved issue, spanning many decades. Several highly contrasting estimates have been published and the relative contribution of traditional taxonomic and next generation sequencing (NGS) techniques to species discovery has also been called into question recently. - Here, reflecting to recent results (see Hibbett et al New Phytol. 184: 279-282.) we address the question of what proportion of hitherto unidentifiable molecular operational taxonomic units (MOTUs) has already been described by taxonomists but not sequenced, and how many of them represent truly undescribed lineages. We accomplish this by modeling the effects of increasing type strain sequencing effort on the number of identifiable MOTUs in the widespread soil fungus Mortierella. - We find a nearly linear relationship between the number of type strains sequenced and identifiable MOTUs. Using this relationship, we make predictions about the total number of Mortierella species and find that it is very close to the number of described species in Mortierella. - These results suggest that the unusually high number of unidentifiable MOTUs in environmental sequencing projects could be charged to the lag of type strain and specimen sequencing rather than to the high number of undescribed species.

Keywords

fungal diversity, environmental sequence, next generation sequencing, clustering, undescribed species, Mortierella

External links

About this resource

  • Canonical resource URI: http://purl.org/phylo/treebase/phylows/study/TB2:S11260
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