A big image opens when the thumbnail is clicked.(nies-0046.jpg)
Strain number NIES-46  
Phylum Cyanophyta  
Class Cyanophyceae  
Scientific name Arthrospira platensis Gomont  
Synonym Oscillatoria platensis (Gomont) Bourrelly 1970  
Former name Spirulina platensis (Gomont) Geitler  
Common name Blue-green alga ; Cyanobacteria  
Locality (Date of collection) Lake Texcoco Mexico  
Latitude / Longitude  
Habitat (Isolation source) Salt water  
History < IAM (1983);  
Isolator (Date of isolation)  
Identified by  
State of strain Subculture; Unialgal; Clonal; Axenic[2018 Feb]  
Culture condition
(Preculture condition)
Medium:  SOT  
Temperature:  20 (25) C
Light intensity:  1 (12) µmol photons/m2/sec, L/D cycle:  10L:14D
Duration:  4 M (14 D)  
Gene information 16S rRNA ( LC455668 ) , 23S rRNA ( LC455669 ) , cpcB, cpcA ( DQ393288 )  
Cell size (min - max) - 8 μm  
Organization Filamentous 
Characteristics Cyanobacterial water bloom (aoko) ; Autotrophic ; Hydrogen evolution  
Other strain no. Other collection strain no. : IAM M-185
 
Remarks Axenic 
Movie  
Reference
Suzuki, S., Yamaguchi, H., Kawachi, M. 2019 The draft genome of a hydrogen-producing cyanobacterium, Arthrospira platensis NIES-46. J. Genomics, 7, 56-59.
Keywords: Arthrospira platensis NIES-46; filamentous cyanobacterium; genome; hydrogen production; phylogeny; Spirulina
Strain(s): 46 
PubMed: 31588248
DOI: 10.7150/jgen.38149

Matsunaga, N., Uehara, A., Murase, N., Kuriyoma, A. 2018 Cryopreservation of Spirulina (Arthrospira) platensis NIES-46 by snap-freezing considering trichome morphology. Cryobiology and Cryotechnology, 64, 75-83.
Keywords: Spirulina (Arthrospira) platensis; cyanobacteria; snap-freezing; cryopreservation; trichome morphology
Strain(s): 46 
DOI: 10.20585/cryobolcryotechnol.64.2_75

Shiraishi, H. 2016 Cryopreservation of the edible alkalophilic cyanobacterium Arthrospira platensis. Biosci. Biotechnol. Biochem., 80, 2051-2057.
Keywords: cyanobacteria; dietary supplements; spirulina; Arthrospira platensis; cryopreservation
Strain(s): 39462308 
PubMed: 27240586
DOI: 10.1080/09168451.2016.1189320

Shiraishi, H. 2015 Association of heterotrophic bacteria with aggregated Arthrospira platensis exopolysaccharides: implications in the induction of axenic cultures. Biosci. Biotechnol. Biochem., 79, 331-341.
Keywords: cyanobacteria; Arthrospira platensis; exopolysaccharides; axenic cultures; Alcian blue
Strain(s): 3946 
PubMed: 25333502
DOI: 10.1080/09168451.2014.972333

Kawachi, Y., Tomita, T., Matsunaga, N., Murase, N. 2015 Observation of Spirulina platensis during freeze-thawing for the purpose of establishment of cryopreservation protocol. Cryobiology and Cryotechnology, 61, 65-68 (in Japanese with English summary).
Strain(s): 46 
DOI: 10.20585/cryobolcryotechnol.61.1_65

Kamata, K., Piao, Z., Suzuki, S., Fujimori, T., Tajiri, W., Nagai, K., Iyoda, T., Yamada, A., Hayakawa, T., Ishiwara, M., Horaguchi, S., Belay, A., Tanaka, T., Takano, K., Hangyo M. 2014 Spirulina-templated metal microcoils with controlled helical structures for THz electromagnetic responses. Sci Rep, 4, 4919 (article ID).
Strain(s): 3946 
PubMed: 24815190
DOI: 10.1038/srep04919

Choi, G-G., Ahn, C-Y., Oh, H-M. 2012 Phylogenetic relationships of Arthrospira strains inferred from 16S rRNA gene and cpcBA-IGS sequences. Algae, 27, 75-82.
Keywords: Arthrospira (Spirulina); cpcBA-IGS; phylogenetic analysis; 16S rRNA gene
Strain(s): 3946 
DOI: 10.4490/algae.2012.27.2.075

Kaya, K., Shiraishi, F., Uchida, H., Sano, T. 2011 A novel retinoic acid analogue, 7-hydroxy retinoic acid, isolated from cyanobacteria. Biochim. Biophys. Acta-Gen. Subj., 1810, 414-419.
Keywords: 7-hydroxy retinoic acid; RAR agonistic activity; cyanobacteria; UV stability
Strain(s): 444546512610931 
PubMed: 21145941
DOI: 10.1016/j.bbagen.2010.11.009

Hamana, K., Kobayashi, M., Yokota, A., Sekiguchi, H., Niitsu, M. 2008 Cellular polyamine profiles in cyanobacteria. Microbiol. Cult. Coll., 24, 3-8.
Keywords: cyanobacteria; homospermidine; polyamine; spermine; thermospermine
Strain(s): 26333646206208230267268305361416433434481507597598931932 

Kim, C.-J., Hung, Y.-H., Oh, H.-M, 2007 Factors indicating culture status during cultivation of Spirulina (Arthrospira) platensis. J. Microbiol., 45, 122-127.
Keywords: coil number; culture status; syanobacteria; floating activity; Spirulona platensis
Strain(s): 3946 
PubMed: 17483796

Mori, F., Erata, M., Watanabe, M. M. 2002 Cryopreservation of cyanobacteria and green algae in the NIES-Collection. Microbiol. Cult. Coll., 18, 45-55.
Keywords: cryopreservation; cyanobacteria; green algae; FDA staining method; NIES-Collection
Strain(s): 19212223242526272829303132333435363738394041444546505152535455565758596061626364656667686970737475767778798081878990919293949596979899100101102103104105106107108109110111112119120122123124125127128129130131132133134135137138139144147148150151152153154155156157158159160162163164165166167168169170171172173174175176177178179180181182183185186187188189191192193194195197198199200201202203204205206207208209210211212213214215216217224226227228229230231232241242243244245246248257259261262263266267268271287288289290294295297298299300301302303305306308309310311312313329334336337338339340341342349351359360361362375378379380382384385390394396397398415416418419421422423424425426427428429430431432433434436437438439440446447448449450451452453454455456457458459460464468469474478479480481503504505506507509510512514515522523524527528529530531532536537538539540541542543544545546564565566567568569570571572573574575576577578579580581582583584585592593594595596597598604610628630631632633634635636637638639640641642643644645646647648649650651652653654655656657658659660661662663664665666667672685686687688689690691692693694717718719720721722723724725726727728729 

Aoyama, K., Uemura, I., Miyake, J., Asada, Y. 1997 Fermentative metabolism to produce hydrogen gas and organic compounds in a cyanobacterium, Spirulina platensis. J. Ferment. Bioeng., 83, 17-20.
Keywords: Spirulina; hydrogen; organic acid; ethanol
Strain(s): 46 
DOI: 10.1016/S0922-338X(97)87320-5

Lee, K.-Y., Park, J.-H., Park, B.-S. 1996 CO2 fixation and SCP production using blue green algae. Theories and Applications of Chem. Eng. (Korea), 2, 489-492 (in Korean with English title).
Strain(s): 193946 

Baldia, S. F., Fukami, K., Nishijima, T., Hata, T. 1995 Growth responses of Spirulina platensis to some physico-chemical factors and the kinetics of phosphorus utilization. Fish. Sci., 61, 331-335.
Keywords: Spirulina platensis; growth kinetics; physico-chemical factors; organic phosphorus; waste water
Strain(s): 46 
DOI: 10.2331/fishsci.61.331

Baldia, S. F., Nishijima, T., Fukami, K., Hata, Y. 1994 Studies on the chemical composition of a cyanophyte, Spirulina platensis. In The Third Asian Fisheries Forum, Eds. by Chou, L. M., et al., Asian Fisheries Society, Manila, Philippines, 1994, pp. 940-943.
Strain(s): 46 

Suzuki, S., Tazawa, R., Miya, A., Adachi, T., Kanki, R., Toyobe, M., Oguchi, M. 1994 Gas revitalization by microalgae. I. Studies on species and culture condition. CELSS J., 7, 23-28 (in Japanese with English summary).
Keywords: microalgae; Spirulina; SOT medium; culture condition; CO2/O2 gas exchange system
Strain(s): 394546 

Asada, Y., Kawamura, S. 1986 Screening for cyanobacteria that evolve molecular hydrogen under dark and anaerobic conditions. J. Ferment. Technol., 64, 553-556.
Strain(s): 19212336394621193277 
DOI: 10.1016/0385-6380(86)90081-6

Watanabe, M. M., Kasai, F., Hiwatari, T., Suda, S., Nei, T. 1984 Cryopreservation of microalgae in liquid nitrogen - Survival of algal cultures after freezing. Jpn. J. Freez. Dry., 30, 23-26 (in Japanese with English title).
Strain(s): 1819212426293139404144454650737475767780818788899091939598991001011201221311351371441512042072132572633794152219223522392579 

Ichimura, T., Itoh, T. 1977 17. Preservation methods of microalgae (I) [17. Bisaisôrui no hozonhô (I)]. In Preservation methods of microorganisms [Biseibutsu Hozonhô], Ed. by Nei, T., University of Tokyo Press, Tokyo, p. 355-373 (in Japanese without English title).
Strain(s): 19212223242728303132333436373839404144454647484950122123127131144152173175179180181182183185198200203206217226227241266267268271295309310334338379436448450455527 

Watanabe, M. M. 1977 Biosystematics in Closterium of sexual unicellular green algae and Calothrix and Spirulina of asexual filamentous blue-green algae, with special reference to the analyses of natural populations. Thesis D. Sci., Hokkaido University, 114 pp., 28 tables, 54 figs.
Strain(s): 3945465152535455565758596061626364656667686970261262266268 

Watanabe, M. M., Ichimura, T. 1977 Fresh- and salt-water forms of Spirulina platensis in axenic cultures. Bull. Jpn. Soc. Phycol., 25, Suppl. (Mem. Iss. Yamada), 371-377.
Strain(s): 394546 

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