Strain number NIES-838  
Phylum Haptophyta  
Class Prymnesiophyceae  
Scientific name Gephyrocapsa oceanica Kamptner  
Synonym Coccolithus oceanicus (Kamptner) Kamptner 1955; Crenalithus doronicoides P.H.Roth 1973  
Former name  
Common name Coccolithophore  
Locality (Date of collection) Mutsu Bay Aomori Japan (1990-11-**)  
Latitude / Longitude  
Habitat (Isolation source) Marine (Seawater)  
History < Kawachi, Masanobu  
Isolator (Date of isolation) Kawachi, Masanobu (1990-11-**)  
Identified by Kawachi, Masanobu  
State of strain Subculture; Unialgal; Clonal; Non-axenic; Coccolith(+/-)[2014 Nov]  
Culture condition
(Preculture condition)
Medium:  MNKmIMR  
Temperature:  20 C
Light intensity:  19 µmol photons/m2/sec, L/D cycle:  10L:14D
Duration:  21 D  
Gene information CO1b, atp4 ( AB563743 )  
Cell size (min - max)  
Organization Unicellular 
Characteristics Red tide ; Planktonic  
Other strain no. Other strain no. : GO-01  
Remarks Unstable 
Movie  
Reference
Iwamoto, K., Shiraiwa, Y. 2012 Characterization of intracellular iodine accumulation by iodine-tolerant microalgae. Procedia Environ. Sco., 15, 34-42.
Keywords: growth stimulation; growth inhibition; haptophyte; iodine; iodine accumulation
Strain(s): 377837838 
DOI: 10.1016/j.proenv.2012.05.007

Hagino, K., Bendif, E. M., Young, J. R. Kogame, K., Probert, I., Takano, Y., Horiguchi, T., de Vardas, C., Okada, H. 2011 New evidence for morphological and genetic variation in the cosmopolitan coccolithophore Emiliania huxleyi (Prymnesiophyceae) from the COX1b-ATP4 genes. J. Phycol., 47, 1164-1176.
Keywords: biogeography; coccolithophore; Emiliania huxleyi; mitochondrial DNA; morphotype
Strain(s): 83783810001311131213131314 
DOI: 10.1111/j.1529-8817.2011.01053.x

Shiraiwa, Y., Danbara, A., Kanke, Y. 2004 Characterization of highly oxygen-sensitive photosynthesis in coccolithophorids. Jpn. J. Phycol., 52, Suppl., 87-94.
Keywords: CO2 fixation; coccolithophorids; Emiliania huxleyi; glycolate pathway; O2 effect; O2 inhibition; photorespiratory nitrogen cycle; Warburg effect
Strain(s): 837838 

Shiraiwa, Y., Hatano-Sugimoto, Y., Satoh, M. 2003 Regulation of intracellular calcification and algal growth by nutrient supply in coccolithophorids. In Biomineralization (BIOM2001): formation, diversity, evolution and application, Proceedings of th 8th International Symposium on Biomineralization, Eds. by Kobayashi & Ozawa, p. 241-246.
Keywords: algal bloom; calcification; coccolithophorid; Emiliania huxleyi; Gephyrocapsa oceanica; nitrate; phosphate; nutrient-depletion
Strain(s): 837838 

Danbara, A., Shiraiwa, Y. 1999 The requirement of selenium for the growth of marine coccolithophorids, Emiliania huxleyi, Gephyrocapsa oceanica and Helladosphaera sp. (Prymnesiophyceae). Plant Cell Physiol, 40, 762-766.
Keywords: artificial seawater; coccolithophorids; Emiliania huxleyi; Gephyrocapsa oceanica; Helladosphaera; selenium-depletion; selenium-requirement
Strain(s): 837838 
DOI: 10.1093/oxfordjournals.pcp.a029603

Sawada, K., Handa, N., Shiraiwa, Y., Danbara, A., Montani, S. 1996 Long-chain alkenones and alkyl alkenoates in the coastal and pelagic sediments of the northwest North Pacific, with special reference to reconstruction of Emiliania huxleyi and Gephyrocapsa oceanica ratios. Org. Geochem., 24, 751-764.
Keywords: alkenone, alkyl alkenoate; Uk'37; EE/K37; EE/K38; Emiliania huxleyi; Gephyrocapsa oceanica; coccolithophorid assemblage; northwest North Pacific sediment
Strain(s): 837838 
DOI: 10.1016/S0146-6380(96)00087-3

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