Strain number NIES-2151  
Phylum Chlorophyta  
Class Chlorophyceae  
Scientific name Graesiella emersonii (Shihira & Krauss) Nozaki et al.  
Synonym Chlorella emersonii Shihira & Krauss; Chlorella fusca Shihira & Krauss var. vacuolata Shihira & Krauss; Graesiella vacuolata (Shihira & Krauss) Kalina & Puncochárová  
Former name Chlorella pyrenoidosa Chick  
Common name Green alga  
Locality (Date of collection) Berlin-Dahlem Germany  
Latitude / Longitude 52.447941 / 13.284166 
Habitat (Isolation source) Freshwater (Tap water)  
History < IAM (2007) < BIU (UTEX; 1961);  
Isolator (Date of isolation) Emerson, R. (1926-**-**)  
Identified by Kessler, E.; Confirmed at NIES by DNA sequencing  
State of strain Cryopreservation; Unialgal; Clonal; Axenic  
Culture condition
(Preculture condition)
Medium:  C (agar)  
Temperature:  20 C
Light intensity:  8-15 µmol photons/m2/sec, L/D cycle:  10L:14D
Duration:  3 M  
Gene information 18S rRNA ( AB488562 )  
Cell size (min - max)  
Organization Unicellular 
Characteristics Starch production (Takeshita et al. 2014)  
Other strain no. Other collection strain no. : IAM C-105; CCAP 211/8C; SAG 211-8c; UTEX 252; UTCC 89; NIBB 4001; NIBB 4002; NIBB 4003; NIBB 4004; NIBB 4005. NIBB 4006
 
Remarks Cryopreserved; Axenic 
Movie  
Reference
Htet, AN., Noguchi, M., Ninomiya, K., Tsuge, Y., Kuroda, K., Kajita, S., Masai, E., Katayama, Y., Shikinaka, K., Otsuka, Y., Nakamura, M., Honda, R., Takahashi, K. 2018 Application of microalgae hydrolysate as a fermentation medium for microbial production of 2-pyrone 4,6-dicarboxylic acid. J. Biosci. Bioeng., 125, 717-722.
Keywords: Microalgae; Chlorella emersonii; Acid hydrolysis; Fermentation; Escherichia coli; 2-pyrone 4,6-dicarboxylic acid
Strain(s): 2151 
PubMed: 29395960
DOI: 10.1016/j.jbiosc.2017.12.026

Kishi, M., Kawai, M., Toda, T. 2015 Heterotrophic utilization of ethylene glycol and propylene glycol by Chlorella protothecoides. Algal Res., 11, 428-434.
Keywords: algae; Chlorella protothecoides; Ethylene glycol; Propylene glycol; Heterotrophic; pH
Strain(s): 215121682170 
DOI: 10.1016/j.algal.2015.04.020

Takeshita, T., Ota, S., Yamazaki, T., Hirata, A., Zachleder, V., Kawano, S. 2014 Starch and lipid accumulation in eight strains of six Chlorella species under comparatively high light intensity and aeration culture conditions. Bioresour. Technol., 158, 127-134.
Keywords: Accumulation shift; Lipid; Chlorella; Starch; Strong light
Strain(s): 215121522159216921702179 
DOI: 10.1016/j.biortech.2014.01.135

Kessler, E., Huss, V. A. R. 1992 Comparative physiology and biochemistry and taxonomic assignment of the Chlorella (Chlorophyceae) strains of the Culture Collection of the University of Texas at Austin. J. Phycol., 28, 550-553.
Keywords: chemotaxonomy; Chlorella; Chlorophyta; UTEX culture collection; utilization for research and biotechnology
Strain(s): 6866872150215121602163216921752176 
DOI: 10.1111/j.0022-3646.1992.00550.x

Brand, J. J., Wright, J. N. 1989 Hydrogen production by eukaryotic algae. Biotech. Bioeng., 33, 1482-1488.
Strain(s): 2151216921902194220122022203220422112213221922792291 

Maruyama, K. 1977 Classification of Chlorella strain by infrared absorption spectra of cell samples. Bot. Mag. Tokyo, 90, 67-77.
Strain(s): 2262276856872151216321702175 

Maruyama, K. 1977 Classification of Chlorella strains by cell appearance and group sera. Bot. Mag. Tokyo, 90, 57-66.
Strain(s): 2262276852151216321702175 

Sargent, D. F., Taylor, C. P. S. 1972 Light-induced inhibition of respiration in DCMU-poisoned Chlorella caused by phytosystem I activity. Can. J. Bot., 50, 13-21.
Strain(s): 2151 

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