Donna re-gills
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 Dunaliella salina which multiplied to Shiota | ||||||||||||||||||||||||
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| Dunaliella | ||||||||||||||||||||||||
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It is a kind of the frog spit which is a Donna re-great (Dunaliella) truth nuclear alga. D. salina of the representative class has Japanese name called シオヒゲムシ. The cell has two isometry flagella with a single cell on the slightly slim oval, tip. Because I produce carotenoid in large quantities, the surface of the water is dyed pinkness tinged with orange when Donna re-gills occur very much.
Table of contents
Cytoarchitecture
They resemble クラミドモナス (Chlamydomonas) of the same Chlorophyceae, but the Donna re-gills vary in the point that does not have a cell wall. The photosynthesis pigment is chlorophyll a, b, but carotenoid such as β-carotene is accumulated in a cell depending on a growth condition, and a thing with the red is known (photograph). In addition, in Donna re-gills and クラミドモナス, the double individual which became it is often observed the number of the flagella due to failure and others of the cell division.
Growth environment
D. salina spreads at a place having high salinity and can see it in salt lakes such as Shiota, Dead Sea, great salt lake of the United States of America, Australian pink lake, 腐海 of the Crimea. It is not a thing seen commonly in Japan, but the kind of the oceanic climate including D. tertiolecta is distributed over the Japanese sea near the shore. In addition, there is the report confirmed as a member of the red tide that occurred with a part of the Gulf of Hiroshima in the summer with Gymnodynium and Peridinium of dinoflagellate.
Classification
I let you become independent as Donna re-gills eyes (Dunaliellales) of the frog spit rope. It may be included in クラミドモナス eyes (Chlamydomonadales) and a Volbox globator eye (Volvocales).
Use
It is said that the carotenoid to make of Donna re-gills is superior in an antioxidant action to help the reproduction of the cell and is used as active ingredients such as cosmetics based on a keyword of "anti-aging" (prevention of aging). Effects such as others, the restraint of cancer, the prevention of the ultraviolet rays obstacle, the anti-inflammatory action are reported.
Outside link
This article is taken from the Japanese Wikipedia Donna re-gills
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