Strain number NIES-250  
Phylum Rhodophyta  
Class Cyanidiophyceae  
Scientific name Galdieria sp.  
Synonym  
Former name Galdieria sulphuraria (Galdieri) Merola  
Common name Red alga  
Locality (Date of collection) Japan  
Latitude / Longitude  
Habitat (Isolation source) Hot spring  
History < IAM (1983);  
Isolator (Date of isolation)  
Identified by  
State of strain Subculture; Unialgal; Non-clonal; Axenic[2018 Feb]  
Culture condition
(Preculture condition)
Medium:  Allen  
Temperature:  37 C
Light intensity:  9-10 µmol photons/m2/sec, L/D cycle:  10L:14D
Duration:  6 M  
Gene information 18S rRNA ( LC504057 )  
Cell size (min - max)  
Organization Unicellular 
Characteristics Acidophilic  
Other strain no. Other collection strain no. : IAM M-8
Other strain no. : Tsubo 53  
Remarks Axenic 
Movie  
Reference
Hamana, K., Furuchi, T., Hayashi, H., Uemura, T., Niitsu, M. 2023 Additional polyamine analysis of the algae belonging to the phyla Glaucophyta, Rhodophyta and Chlorophyta. ─Polyamine analysis of algae V─ Microb. Resour. Syst., 39, 33-40.
Keywords: alga; Chlorophyta; Glaucophyta; polyamine; Rhodophyta
Strain(s): 22625025455055162612981332170318362137216321642165216622522353289433773645386738913892410743904452 

Shimonaga, T., Konishi, M., Oyama, Y., Fujiwara, S., Satoh, A., Fujita, N., Colleoni, C., Buléon, A., Putaux, J.-L., Ball, S. G., Yokoyma, A., Hara, Y., Nakamura, Y., Tsuzuki, M. 2008 Variation in Storage α-polyglucans of the Porphyridiales (Rhodophyta). Plant Cell Physiol., 49, 103-116.
Keywords: Amylose; Floridean starch; Glycogen; Porphyridiales; Rhodophyta; Semi-amylopection
Strain(s): 181442505305512138216022582280 
PubMed: 18079144
DOI: 10.1093/pcp/pcm172

Ohta, N., Nagashima, H., Kawano, S., Kuroiwa, T. 1992 Isolation of the chloroplast DNA and the sequence of the trnK gene from Cyanidium caldarium strain RK-1. Plant Cell Physiol., 33, 657-661.
Keywords: chloroplast DNA; Cyanidium caldarium; transfer RNA-lysine
Strain(s): 2502137 
DOI: 10.1093/oxfordjournals.pcp.a078302

Hamana, K., Matsuzaki, S., Niitsu, M., Samejima, K., Nagashima, H. 1990 Polyamines of unicellular thermoacidophilic red alga Cyanidium caldarium. Phytochemistry, 29, 377-380.
Keywords: Cyanidium caldarium; Rhodophyta; red algae; polyamines; chemotaxonomy
Strain(s): 25021373891 
DOI: 10.1016/0031-9422(90)85082-Q

Nagashima, H. & Fukuda, I. 1983 Floridosides in unicellular hot spring algae. Phytochemistry, 22, 1949-1951.
Keywords: Cyanidium caldarium; Chroococcidiopsis sp.; hot spring algae; chemotaxonomy; low MW carbohydrates; floridoside; iso-floridoside; autotroph; heterotroph
Strain(s): 25021373891 
DOI: 10.1016/0031-9422(83)80020-X

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