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Cyanobacteria cultured in specific media: Cyanobacteria can be helpful in agriculture as they have the ability to fix atmospheric nitrogen in soil. The unicellular cyanobacterium Synechocystis sp. PCC6803 was the third prokaryote and first photosynthetic organism whose genome was completely sequenced . [ 241 ]
Nostoc, also known as star jelly, troll's butter, spit of moon, fallen star, witch's butter (not to be confused with the fungi commonly known as witches' butter), and witch's jelly, is the most common genus of cyanobacteria found in a variety of both aquatic and terrestrial environments that may form colonies composed of filaments of moniliform cells in a gelatinous sheath of polysaccharides. [1]
Research indicates that consumption of Nostoc commune var. sphaeroides, in addition to consumption of other cyanobacteria, may be beneficial by means of an anti-inflammatory mechanism. [5] The related Nostoc flagelliforme, sometimes named as a variety of this species, is known as 发菜 fàcài in China.
Cyanobacteria can fluctuate in their toxin production, with levels that can change rapidly. These toxins can pose significant health risks to both humans and animals, particularly dogs, which are ...
Cyanobacterial cell division and cell growth mutant phenotypes in Synechocystis, Synechococcus, and Anabaena.Stars indicate gene essentiality in the respective organism. While one gene can be essential in one cyanobacterial organism/morphotype, it does not necessarily mean it is essential in all other cyanobacteria.
Hosts that use horizontal transmission in order to obtain cyanobacteria will typically acquire a large and diverse cyanobiont population. [9] This may be used as a survival strategy in open oceans as indiscriminate uptake of cyanobacteria may guarantee capture of appropriate cyanobionts for each successive generation. [10]
Cyanobacteria are found almost everywhere, but particularly in lakes and in the ocean where, under high concentration of phosphorus conditions, they reproduce exponentially to form blooms. Blooming cyanobacteria can produce cyanotoxins in such concentrations that they can poison and even kill animals and humans.
Lake Erie in October 2011, during an intense cyanobacteria bloom [1] [2] Microcystins—or cyanoginosins—are a class of toxins produced by certain cyanobacteria, commonly known as blue-green algae. [3] Over 250 [4] different microcystins have been discovered so far, of which microcystin-LR is the most common.