Strain number NIES-4065  
Phylum Cyanophyta  
Class Cyanophyceae  
Scientific name Pseudanabaena cinerea Tuji & Niiyama  
Former name  
Common name Blue-green alga ; Cyanobacteria  
Locality (Date of collection) Lake Ogawara, Aomori, Japan (2015-09-27)  
Latitude / Longitude 40.71708 / 141.29707 
Habitat (Isolation source) Freshwater (Lake water)  
History < Niiyama, Yuko; Tuji, Akihiro  
Isolator (Date of isolation) Niiyama, Yuko (2015-10-1)  
Identified by Tuji, Akihiro  
State of strain Cryopreservation; Unialgal; Non-axenic[2017 May]  
Culture condition
(Preculture condition)
Medium:  CT  
Temperature:  20 C
L/D cycle:  10L:14D
Duration:  2 M  
Gene information 16S rRNA ( LC506590 ) , 16S-ITS-23S-5S ( LC314118 ) , rbcL ( LC314119 )  
Cell size (min - max)  
Organization Filamentous 
Characteristics Offensive odor ; 2-MIB production (Tuji & Niiyama 2018) ; Type strain (Tuji & Niiyama 2018)  
Other strain no. Other strain no. : Ak1550  
Remarks Cryopreserved 
Christodoulou, M., Wahlsten, M., Sivonen, K. 2023 Morphological and Molecular Evaluation of Pseudanabaena epilithica sp. nov. and P. suomiensis sp. nov. (Pseudanabaenaceae, Cyanobacteria) from Finland. Diversity-Basel, 15, 909 (article ID).
Keywords: Pseudanabaena; cyanobacteria; polyphasic approach; 16S rRNA gene; 16S–23S ITS; Finland
Strain(s): 512406240634064406542374238 
DOI: 10.3390/d15080909

Tuji, A. & Niiyama, Y. 2018 Two new Pseudanabaena (Cyanobacteria, Synechococcales) species from Japan, Pseudanabaena cinerea and Pseudanabaena yagii, which produce 2-methylisoborneol. Phycol. Res., 66, 291-299.
Keywords: internal transcribed spacer region; Phormidiumtenue; Pseudanabaena foetida; Pseudanabaena subfoetida; rRNA operon; secondary structure
Strain(s): 5124059406240634064406542374238 
DOI: 10.1111/pre.12327

Tuji, A. & Niiyama, Y. 2018 The taxonomy of Pseudanabaena(Cyanobacteria) and characters for Jjudging the production of odor compounds. Jpn. J. Water Treat. Biol., 54, 115-120 (in Japanese with English summary).
Keywords: 2-MIB; L/W ratio; Phormidium tenue; pigment; Pseudanabaena
Strain(s): 5124059406240634064406542374238 
DOI: 10.2521/jswtb.54.115

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