Alexandrium tamarense

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Short description: Species of single-celled organism

Alexandrium tamarense
Scientific classification edit
Script error: No such module "Taxobox ranks".: Eukaryota
Script error: No such module "Taxobox ranks".: Diaphoretickes
Script error: No such module "Taxobox ranks".: SAR
Script error: No such module "Taxobox ranks".: Alveolata
Script error: No such module "Taxobox ranks".: Myzozoa
Script error: No such module "Taxobox ranks".: Dinoflagellata
Script error: No such module "Taxobox ranks".: Dinophyceae
Script error: No such module "Taxobox ranks".: Gonyaulacales
Script error: No such module "Taxobox ranks".: Ostreopsidaceae
Script error: No such module "Taxobox ranks".: Alexandrium
Script error: No such module "Taxobox ranks".: <div style="display:inline" class="script error: no such module "taxobox ranks".">A. tamarense
Binomial name
Alexandrium tamarense
(Lebour) Balech

Alexandrium tamarense is a species of dinoflagellates known to produce saxitoxin, a neurotoxin which causes the human illness clinically known as paralytic shellfish poisoning (PSP). Multiple species of phytoplankton are known to produce saxitoxin, including at least 10 other species from the genus Alexandrium.

Recent molecular work shows that this species belongs to the Alexandrium tamarense complex (Atama complex, including A. tamarense, Alexandrium fundyense, Alexandrium catenella) and that none of the three original morphospecies designations forms monophyletic groups in the present SSU-based and previous LSU-based[1] phylogenetic trees, i.e. these species designations are invalid.[2] There is docosahexaenoic acid along with saxitoxin.

References

  1. Lilly, E. L.; Halanych, K. M.; Anderson, D. M. (2007). "Species boundaries and global biogeography of theAlexandrium tamarensecomplex (Dinophyceae)1". Journal of Phycology 43 (6): 1329–1338. doi:10.1111/j.1529-8817.2007.00420.x. 
  2. Miranda, L. N.; Zhuang, Y.; Zhang, H.; Lin, S. (2012). "Phylogenetic analysis guided by intragenomic SSU rDNA polymorphism refines classification of "Alexandrium tamarense" species complex". Harmful Algae 16: 35–48. doi:10.1016/j.hal.2012.01.002. 

Further reading

Wikidata ☰ Q2834271 entry





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