Strain number NIES-2341  
Phylum Chlorophyta  
Class Chlorophyceae  
Scientific name Mychonastes homosphaera (Skuja) Kalina & Puncochárová  
Synonym Chlorella homosphaera Skuja; Palmellococcus homosphaera (Skuja) S.Handa & T.Nakano 1988; Chlorella minutissima Fott & Nováková 1969  
Former name Mychonastes sp.  
Common name Green alga  
Locality (Date of collection) Lake Tateshina, Nagano, Japan (1991-05-09)  
Latitude / Longitude  
Habitat (Isolation source) Freshwater (Lake water)  
History < Takamura, Noriko  
Isolator (Date of isolation) Takamura, Noriko (1991-07-**)  
Identified by Nozaki, Hisayoshi  
State of strain Cryopreservation; Unialgal; Clonal; Axenic[2018 Feb]  
Culture condition
(Preculture condition)
Medium:  CB  
Temperature:  15 C
Light intensity:  19 µmol photons/m2/sec, L/D cycle:  10L:14D
Duration:  3 M  
Gene information 18S rRNA ( AB488568 ) , 18S-ITS1-5.8S-ITS2-28S ( LC853071 ) , rbcL ( LC853338 ) , atpB ( LC853353 ) , psaB ( LC853368 ) , psbC ( LC853383 )  
Cell size (min - max)  
Organization Unicellular 
Characteristics  
Other strain no. Other strain no. : TATE 1  
Remarks Cryopreserved; Axenic 
Movie  
Reference
Nozaki, H., Matsuzaki, R., Mori, F., Sato, M., Yamaguchi, H., Higashiyama, T., Kawachi, M., Tanabe, Y. 2025 Description of four new species of Mychonastes (Chlorophyceae) from Japanese freshwater habitats based on molecular and morphological data. Phycol. Res., 73, 35-48.
Keywords: freshwater green alga; molecular phylogeny; morphology; Mychonastes; Mychonastes ariiae sp. nov.; Mychonastes gigas sp. nov.; Mychonastes kasaiae sp. nov.; Mychonastes takamurae sp. nov.; species; taxonomy
Strain(s): 23342336233923402341289729003742374345464547 
DOI: 10.1111/pre.12573

Fukuda, S., Iwamoto, K., Atsumi, M., Yokoyama, A., Nakayama, T., Ishida, K-I., Inouye, I., Shiraiwa, Y. 2014 Global searches for microalgae and aquatic plants that can eliminate radioactive cesium, iodine and strontium from the radio-polluted aquatic environment: a bioremediation strategy. J. Plant Res., 127, 79-89.
Keywords: Algal phytoremediation; Bioaccumulation; Radiopollution; Radionuclide elimination; Radioactive cesium; The Fukushima 1 Nuclear Power Plant accident
Strain(s): 24367115516020323324632933339140541744048750352953153854855358759767872780584385993199510031012101510171031104410451259132613311377138213881411143514391440144114421458172818261831183318401846186218651956213121442146214721502175217621852268232523412352237724122437285428552856285828592860 
PubMed: 24346654
DOI: 10.1007/s10265-013-0596-9

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