Strain number NIES-419  
Phylum Chlorophyta  
Class Chlorophyceae  
Scientific name Astrephomene gubernaculifera Pocock  
Synonym  
Former name  
Common name Green alga  
Locality (Date of collection) Yoshidajima, Kaisei, Kanagawa, Japan (1981-04-**)  
Latitude / Longitude 35.33012 / 139.13128 
Habitat (Isolation source) Freshwater (Paddy soil)  
History < Nozaki, Hisayoshi  
Isolator (Date of isolation) Nozaki, Hisayoshi (1981-05-20)  
Identified by Nozaki, Hisayoshi  
State of strain Subculture; Unialgal; Clonal; Axenic[2017 Dec]  
Culture condition
(Preculture condition)
Medium:  VTAC  
Temperature:  20 C
Light intensity:  8-11 µmol photons/m2/sec, L/D cycle:  10L:14D
Duration:  1 M  
Gene information  
Cell size (min - max)  
Organization Colonial; Flagellate 
Characteristics Phototaxis ; Heterothallic ; Mating type (+) ; Crosses with NIES-418  
Other strain no. Other strain no. : 1520-1 (+)  
Remarks Axenic 
Movie  
Related strain information
(Large number of orders and same genus or species)
Related strain information
(Whose relevance due to simultaneous purchases and other information is inferred by AI)
Strain number Scientific name Common name Habitat (Isolation source) Characteristics
NIES-564
Astrephomene perforata Green alga   Freshwater (Paddy soil) Phototaxis ; Authentic strain ; Heterothallic ; Isogamous ; Mating type (+) ; Crosses with NIES-565  
NIES-565
Astrephomene perforata Green alga   Freshwater (Paddy soil) Phototaxis ; Authentic strain ; Heterothallic ; Isogamous ; Mating type (−) ; Crosses with NIES-564  
Related strain information
(Used in same reference)
Strain number Scientific name Common name Habitat (Isolation source) Characteristics
NIES-37
Tolypothrix tenuis Blue-green alga ; Cyanobacteria   Heterotrophic ; Nitrogen fixation  (aerobic condition, Modified BG-110 medium, N-Free medium) ; Chromatic adaptation ; Material for studying on phycobilin production ; Material for studying on phycobilin production ; Genome decoded strain  
NIES-102
Microcystis aeruginosa Blue-green alga ; Cyanobacteria   Freshwater (Lake water) Cyanobacterial water bloom (aoko) ; Toxicity ; microcystin (+) (Tanabe et al. 2009b) ; Genome decoded strain (Yamaguchi et al. 2020) ; ST10 (Tanabe et al. 2007)  
NIES-39
Arthrospira platensis Blue-green alga ; Cyanobacteria   Salt water Autotrophic ; Genome decoded strain (Fujisawa et al. 2010) ; Hydrogen evolution ; Contains good quality of proteins  
NIES-26
Nostoc minutum Blue-green alga ; Cyanobacteria   Terrestrial Chromatic adaptation  
NIES-334
Calothrix parasitica Blue-green alga ; Cyanobacteria   Marine (Seaweed) Endophyte in Codium (Ulvophyceae)  
Reference
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): 192122232425262728293031323334353637383940414445465051525354555658596061626364656667686970737475767778798081878990919293949596979899100101102103104105106107108109110111112119120122123125127128129130131132133134135137138139144147151152153154155156157158159160162163164165166167168170171172173174175176177178179180181182183185186187188189191192193194197198199200201202203204205206207208209210211212213214215216217224226227228229230231232241242243244245246248257259261263266267268287288289290294295297298299300301302303305306308309310312313329334337338339340341342349351359360361362375378379380382384385390394396397398415416418419421422423424425426427428429430431432433434436437438439440446447448449450451452453454455456457458459460464468469474478479480481503504505506507509510512514515522523524527528529530531532536537538539540541542543544545546564565566567568569570571572573574575576577578579580581582583584585592593594595596597598604610628630631632633634635636637638639640641642643644645646647648649650651652653654655656657658659660661662663664665666667672685686687688689690691692693694717718719720721722723724725726727728729 

Nozaki, H. 1983 Morphology and taxonomy of two species of Astrephomene (Chlorophyta, Volvocales) in Japan. J. Jpn. Bot., 58, 345-352, pls. 11-13.
Strain(s): 418419564565 

Nozaki, H., Mori, F., Tanaka, Y., Matsuzaki, R., Yamashita, S., Yamaguchi, H., Kawachi, K. 2023 Cryopreservation of two species of the multicellular volvocine green algal genus Astrephomene. BMC Microbiol., 23, 16 (article ID).
Keywords: Asexual cycle; Astrephomene; Cryopreservation; Cryoprotectant; Culture collection; Volvocine green algae
Strain(s): 4184195645656288538548554017 
PubMed: 36650459
DOI: 10.1186/s12866-023-02767-3

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