Strain number NIES-691  
Phylum Chlorophyta  
Class Chlorophyceae  
Scientific name Tetrabaena socialis (Dujardin) Nozaki & Ito  
Synonym Cryptomonas socialis Dujardin; Gonium sociale (Dujardin) Warming 1876; Tetrabaena dujardinii E.Fromentel 1874; Tetragonium lacustre West & G.S.West 1896  
Former name  
Common name Green alga  
Locality (Date of collection) King George Isl. Antarctica (1990-12-**)  
Latitude / Longitude  
Habitat (Isolation source) Snow  
History < Nozaki, Hisayoshi  
Isolator (Date of isolation) Ohtani, Shuji (1990-12-**)  
Identified by Nozaki, Hisayoshi  
State of strain Subculture; Unialgal; Clonal; Axenic[2017 Nov]  
Culture condition
(Preculture condition)
Medium:  AF-6  
Temperature:  10 C
Light intensity:  6-8 µmol photons/m2/sec, L/D cycle:  10L:14D
Duration:  4 M  
Gene information ITS1-5.6S-ITS2 ( U66978 )  
Cell size (min - max) 8 - 20 μm  
Organization  
Characteristics Phototaxis ; Cryophilic  
Other strain no. Other strain no. : KG-4-8th  
Remarks Axenic 
Movie  
Reference
Hamana, K., Kobayashi, M., Furuchi, T., Hayashi, H., Niitsu, M. 2018 Polyamine analysis of unicellular, colonial, and multicellular green algae —Detection of aminobutylcadaverine, N1-aminopentylspermidine, N8-aminopentylspermidine, and penta-amines.— Microb. Resour. Syst., 34, 73-82.
Keywords: aminobutylcadaverine; aminopentylspermidine; green alga; penta-amine; polyamine; thermospermine
Strain(s): 1835242691735127112782185218722352261254025723983 

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): 19212223242526272829303132333435363738394041444546505152535455565758596061626364656667686970737475767778798081878990919293949596979899100101102103104105106107108109110111112119120122123124125127128129130131132133134135137138139144147148150151152153154155156157158159160162163164165166167168169170171172173174175176177178179180181182183185186187188189191192193194195197198199200201202203204205206207208209210211212213214215216217224226227228229230231232241242243244245246248257259261262263266267268271287288289290294295297298299300301302303305306308309310311312313329334336337338339340341342349351359360361362375378379380382384385390394396397398415416418419421422423424425426427428429430431432433434436437438439440446447448449450451452453454455456457458459460464468469474478479480481503504505506507509510512514515522523524527528529530531532536537538539540541542543544545546564565566567568569570571572573574575576577578579580581582583584585592593594595596597598604610628630631632633634635636637638639640641642643644645646647648649650651652653654655656657658659660661662663664665666667672685686687688689690691692693694717718719720721722723724725726727728729 

Mai, J. C., Coleman, A. W. 1997 The internal transcribed spacer 2 exhibits a common secondary structure in green algae and flowering plants. J. Mol. Evol., 44, 258-271.
Keywords: Angiosperms; Chlamydomonas; Ribosomal RNA; RNA secondary structure; Transcribed spacer
Strain(s): 691 
DOI: 10.1007/PL00006143

Nozaki, H., Ohtani, S. 1992 Gonium sociale (Volvocales, Chlorophyta) from Antarctica. Jpn. J. Phycol., 40, 267-271.
Keywords: Antarctica; Chlorophyta; culture; Gonium sociale; morphology; Volvocales
Strain(s): 571691 

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