''Lyngbya majuscula'' is a species of

filamentous cyanobacteria Cyanobacterial morphology refers to the form or shape of cyanobacteria. Cyanobacteria are a large and diverse phylum of bacteria defined by their unique combination of pigments and their ability to perform oxygenic photosynthesis. Cyanobacteria ...

in the

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...

Lyngbya ''Lyngbya'' is a genus of cyanobacteria, unicellular autotrophs that form the basis of the oceanic food chain. As a result of recent genetic analyses, several new genera were erected from this genus: ''e.g.'', ''Moorea'', '' Limnoraphis'', '' O ...

''. It is named after the

Dane Dane or Danes may refer to: People Pertaining to Denmark * Dane, somebody from Denmark * Danes, an ethnic group native to Denmark * Danes (Germanic tribe) Other people * Dane (name), a surname and a given name (and a list of people with the nam ...

Hans Christian Lyngbye Hans Christian Lyngbye (29 June 1782 – 18 May 1837) was a Danish priest and botanist, specialising in algae. Life Hans Christian Lyngbye was born in Aalborg, Denmark, in 1782, the son of a teacher, Jens Michelsen Lyngbye. He attended the Latin ...

. As a result of recent genetic analyses, several new genera were erected from the genus ''Lyngbya'': ''e.g.'', ''

Moorea Moorea ( or ; Tahitian: ), also spelled Moorea, is a volcanic island in French Polynesia. It is one of the Windward Islands, a group that is part of the Society Islands, northwest of Tahiti. The name comes from the Tahitian word , meaning " ...

'', '' Limnoraphis'', '' Okeania'', '' Microseira'', and '' Dapis''. Almost 300 different secondary metabolites have been isolated from specimens identified as ''L. majuscula''. However, most of these studies lack a molecular identification of the samples. Several specimens identified as ''L. majuscula'' and collected in marine tropical regions are now classified as members of the genera ''Okeania'' and ''Moorea''. Antillatoxin and

Kalkitoxin Kalkitoxin, a toxin derived from the cyanobacterium ''Lyngbya majuscula'', induces NMDA receptor mediated neuronal necrosis, blocks voltage-dependent sodium channels, and induces cellular hypoxia by inhibiting the electron transport chain (ETC) ...

have been reported to be extracted from this microbe. ''L. majuscula'' is the cause of seaweed dermatitis.

References

Oscillatoriales {{cyanobacteria-stub