株番号 NIES-10  
門名 Heterokontophyta  
綱名 Raphidophyceae 
学名 Heterosigma akashiwo (Hada) Hada ex Y.Hara & Chihara  
シノニム  
以前使われていた種名  
一般名 ヘテロシグマ  
地名(採集年月) 日本 瀬戸内海、播磨灘 (1983-02-**)  
緯度/経度  
生息環境(分離源) 海域 (土)  
分離後の履歴 ← 渡邉信  
分離者(分離年月) 渡邉信 (1983-05-**)  
同定者 渡邉信  
株の状態 継代培養; 無菌[2014 Mar]; 単藻; クローン  
培養条件
(前培養条件)
培地名:  f/2  
温度: 20 ℃
光強度: 32-40 µmol photons/m2/sec,  明暗周期: 10L:14D
継代培養周期: 1 M  
遺伝子情報 CO1 ( AB334436 ) , rbcL ( AB334436 )  
特性 赤潮形成  
サイズ (min - max) - 15 μm  
体制 単細胞性; 鞭毛性 
その他の株番号 その他の株番号:H-40  
注意事項 輸送時の衝撃に弱い; 無菌  
動画  
文献
Qiu, XC., Yamasaki, Y., Shimasaki, Y., Gunjikake, H., Honda, M., Kawagushi, M., Matsubara, T., Nagasoe, S., Etoh, T., Matsui, S., Honjo, T., Oshima, Y. 2012 Allelopathy of the raphidophyte Heterosigma akashiwo against the dinoflagellate Akashiwo sanguinea is mediated via allelochemicals and cell contact. Mar. Ecol. Prog. Ser., 446, 107-118.
キーワード: Heterosigma akashiwo; Akashiwo sanguinea; Allelopathy; Polysaccharide−protein complex; Cell contact; Growth interaction; Growth simulation
Strain(s): 10324 
DOI: 10.3354/meps09476

Yamasaki, Y., Ohmichi, Y., Hirose, M., Shikata, T., Shimasaki, Y., Oshima, Y., Honjo, T. 2012 Low molecular weight allelochemicals produced by the diatom, Skeletonema costatum. Thalassas, 28, 9-17.
キーワード: Allelochemicals; Diatom; Growth inhibition; Heterosigma akashiwo; Raphidophyt; Skeletonema costatum
Strain(s): 10324 

Yamasaki, Y., Nagasoe, S., Tameishi, M., Shikata, T., Zou, Y., Jiang, Z., Matsubara, T., Shimasaki, Y., Yamaguchi, K., Oshima, Y., Honjo, T. 2010 The role of interactions between Prorocentrum minimum and Heterosigma akashiwo in bloom formation. Hydrobiologia, 641, 33-44.
キーワード: Allelopathy; growth and interaction; Heterosigma akashiwo; Prorocentrum minimum; Reactive oxygen species; Skeletonema costatum
Strain(s): 110324 

Yamasaki, Y., Ohmichi, Y., Shikata, T., Hirose, M., Shimasaki, Y., Oshima, Y., Honjo, T. 2010 Species-specific allelopathic effects of the diatom Skeletonema costatum. Thalassas, 27, 21-32.
キーワード: Allelopathy; growth inhibition; growth promotion; Heterosigma akashiwo; low molecular weight allelochemicals; Skeletonema costatum; species-specific effect
Strain(s): 10324 

Demura, M., Noël, M.-H., Kasai, F., Watanabe, M. M., Kawachi, M. 2009 Taxonomic revision of Chattonella antiqua, C. marina and C. ovata (Raphidophyceae) based on their morphological characteristics and genetic diversity. Phycologia, 48, 518-535.
キーワード: Chattonella antiqua; Chattonella marina; Chattonella ovata; COI; COX1; Genetic diversity; ITS; Microsatellite; Morphology; Phylogeny; Population; Raphidophyceae; rbcL; Speciation; Taxonomy
Strain(s): 1235691014838485113114116118145146161293557561603671716849238323842385238623872388238923912392239323942395239623972398239924002401240224032404240524062407 
DOI: 10.2216/08-98.1

Yamasaki, Y., Shikata, T., Nukata, A., Ichiki, S., Nagasoe, S., Matsubara, T., Shimasaki, Y., Nakao, M., Yamaguchi, K., Oshima, Y., Oda, T., Ito, M., Jenkinson, I. R., Asakawa, M., Honjo, T. 2009 Extracellular polysaccharide-protein complexes of a harmful alga mediate the allelopathic control it exerts within the phytoplankton community. ISME Journal, 3, 808-817.
キーワード: allelopathy; growth inhibition; growth stimulation; harmful algal blooms (HABs); Heterosigma akashiwo; Skeletonema costatum
Strain(s): 10324 
DOI: 10.1038/ismej.2009.24

Yamasaki, Y., Nagasoe, S., Matsubara, T., Shikata, T., Shimasaki, Y., Oshima, Y., Honjo, T. 2007 Allelopathic interactions between the bacillariophyte Skeletonema costatum and the raphidophyte Heterosigma akashiwo. Mar. Ecol. Prog. Ser., 339, 83-92.
キーワード: Allelopathy; Bacillariophyceae; Skeletonema costatum; Raphidophyceae; Heterosigma akashiwo; Bi-algal culture; Growth inhibition
Strain(s): 10324 

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