A big image opens when the thumbnail is clicked.(nies-0045.jpg)
Strain number NIES-45  
Phylum Cyanophyta  
Class Cyanophyceae  
Scientific name Planktothrix spiroides Wang & Li  
Synonym  
Former name Formerly identified as Spirulina platensis (=Arthrospira platensis), re-identified at NIES by DNA analysis[2013 Oct]  
Common name Blue-green alga ; Cyanobacteria  
Locality (Date of collection) Lake Kasumigaura, Ibaraki, Japan (1975-11-**)  
Latitude / Longitude 36.0428477398 / 140.373233439 
Habitat (Isolation source) Freshwater (Lake water)  
History < IAM (1983);  
Isolator (Date of isolation) Watanabe, Makoto M.; Ichimura, Terunobu (1975-11-**)  
Identified by Re-identified by NIES  
State of strain Cryopreservation; Unialgal; Clonal; Non-axenic  
Culture condition
(Preculture condition)
Medium:  MA  
Temperature:  24 C
Light intensity:  14-17 µmol photons/m2/sec, L/D cycle:  10L:14D
Duration:  42 D  
Gene information 16S rRNA ( LC096262 )  
Cell size (min - max)  
Organization Filamentous 
Characteristics Cyanobacterial water bloom (aoko)  
Other strain no. Other collection strain no. : IAM M-184
Other strain no. : KAS-6-50  
Remarks Cryopreserved 
Movie  
Reference
Kaya, K., Sano, T. 2016 Chapter 18. Cyanobacterial retinoids. In Handbook of cyanobacterial monitoring and cyanotoxin analysis, Eds. byMeriluoto, J., Spoof, L., Codd, G. A., John Wiley & Sons, Ltd. pp. 173-178.
Strain(s): 364445462045126101222 
DOI: 10.1002/9781119068761.ch18

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): 4445512931 
PubMed: 21145941
DOI: 10.1016/j.bbagen.2010.11.009

Hosoya, R., Hamana, K., Isobe, M., Yokota, A. 2005 Polyamine distribution profiles within Cyanobacteria. Microbiol. Cult. Coll., 21, 3-8.
Keywords: cyanobacteria; homospermidine; polyamine; spermidine
Strain(s): 3444457879812045105125925936108438468472096210221182123212521262128212921312132325932763277 

Hirabayashi, R. & Imamura, N. 2003 Action mechanism of a selective anti-cyanobacterial compound, argimicin A. J. Antibiotics, 56, 154-159.
Strain(s): 45204230592 
PubMed: 12715875
DOI: 10.7164/antibiotics.56.154

Yamaguchi, T., Kobayashi, Y., Adachi, K., Imamura, N. 2003 Argimicins B and C, new anti-cyanobacterial compounds produced by Sphingomonas sp. M-17. J. Antibiot., 56, 655-657.
Strain(s): 45230592 
PubMed: 14513910
DOI: 10.7164/antibiotics.56.655

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): 26293234353840444551525354555658596066687475777879929597100105106107108109110111112120127128129130131132133134135137139144154156158159162163164165166167168171177186189192193197202203204207209210211212214215216217224226230231232242243244245248259263287288290294295299300302303305306308309310312313329334337338340341342349351359361362375378379380382384385390394396398415419422423426427429430431433434436438440446448450451452454455456458474478479481503505506507509510514523524527529530531532536537538539540541542544545546564565566568570573575578579580581582584592593594595596597628630631635638639640641642643644645647648649650652653655657658659660661662663664665666667672685686687688689691693694717718719722723726727729 

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): 3945 

Watanabe, Y., Ohmura, N., Saiki, H. 1992 Microbial CO2 fixation. 2. Isolation and determination of cultural characteristics of Chlorella strains which function under CO2 enriched atmosphere. CRIEPI Kenkyû-Hôkoku, U92014, 1-21 (in Japanese with English summary).
Keywords: climate change; CO2; CO2 fixation; microalgae; Chlorella
Strain(s): 4592158204226 

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): 1826293940444574757788951001201311351371442042072633794152239 

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, pp. 355-373 (in Japanese).
Strain(s): 3234384044454749127131144203217226295309310334338379436448450455527 

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): 39455152535455565859606668 

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): 3945 

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