Strain number NIES-4468  
Phylum Chlorophyta  
Class Chlorophyceae  
Scientific name Volvox africanus G.S.West  
Synonym  
Former name  
Common name Green alga ; Volvocine alga  
Locality (Date of collection) Nong Ya Ma Reservoir, Yang Talat District, Kalasin Province, Thailand (2019-11-01)  
Latitude / Longitude 16.470708333 / 103.273763889 
Habitat (Isolation source) Freshwater (Reservoir water)  
History < Nozaki, Hisayoshi < Mahakham, Wuttipon  
Isolator (Date of isolation) Mahakham, Wuttipong (2019-11-01)  
Identified by Nozaki, Hisayoshi  
State of strain Subculture; Unialgal; Clonal; Non-axenic[2022 Oct]  
Culture condition
(Preculture condition)
Medium:  AF-6/3 ;  AF-6  
Temperature:  20 C
Light intensity:  22-25 µmol photons/m2/sec, L/D cycle:  10L:14D
Duration:  1 M  
Gene information Whole-genome ( BSDZ01000000 ) , 18S-ITS1-5.8S-ITS2-28S ( LC631309 ) , psbC ( LC631311 ) , psaA ( LC631312 ) , psaB ( LC631313 ) , atpB ( LC631314 ) , rbcL ( LC631315 )  
Cell size (min - max)  
Organization Colonial; Flagellate 
Characteristics Phototaxis ; Dioecious ; Homothallic ; Genome decoded strain (Yamamoto et al. 2023)  
Other strain no. Other strain no. : 1101-NZ-11  
Remarks Fragile species to transportation stresses; Read and agree "How to order 4.1" 
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-3780
Volvox africanus Green alga ; Volvocine alga   Freshwater (Lake water) Phototaxis ; Homothallic ; Monoecious with male ; Oogamy ; F1 strain (NIES-3784) ; Genome decoded strain (Yamamoto et al. 2021)  
NIES-891
Volvox aureus Green alga ; Volvocine alga   Freshwater (Lake water) Phototaxis  
NIES-4270
Volvox dissipatrix Green alga ; Volvocine alga   Freshwater (Bog water) Phototaxis ; Homothallic ; Monoecious  
Related strain information
(Used in same reference)
Strain number Scientific name Common name Habitat (Isolation source) Characteristics
NIES-3785
Volvox reticuliferus Green alga ; Volvocine alga   Freshwater Phototaxis ; F1 progeny strain of NIES-3781, 3782 and 3783 ; Heterothallic ; Dioecious ; Oogamy ; Female ; Genome decoded strain (Yamamoto et al. 2021)  
NIES-3782
Volvox reticuliferus Green alga ; Volvocine alga   Freshwater (Lake water) Phototaxis ; Authentic strain (Nozaki et al. 2016) ; Heterothallic ; Dioecious ; Oogamy ; Female ; F1 strains (NIES-3785, 3786)  
NIES-3781
Volvox reticuliferus Green alga ; Volvocine alga   Freshwater (Lake water) Phototaxis ; Heterothallic ; Dioecious ; Oogamy ; Male ; F1 strains (NIES-3785, 3786)  
NIES-3783
Volvox reticuliferus Green alga ; Volvocine alga   Freshwater (Lake water) Phototaxis ; Heterothallic ; Dioecious ; Oogamy ; Male ; F1 strains (NIES-3785, 3786)  
NIES-4467
Volvox africanus Green alga ; Volvocine alga   Freshwater (Reservoir water) Phototaxis ; Dioecious ; Homothallic  
Reference
Nozaki, H., Mahakham, W., Heman W., Matsuzaki, R., Kawachi, M. 2022 Morphology, mating system and taxonomy of Volvox africanus (Volvocaceae, Chlorophyceae) from Thailand. Bot. Stud., 63, 1 (article ID).
Strain(s): 3780,  3781,  3782,  3783,  4467,  4468 
PubMed: 35061120
DOI: 10.1186/s40529-022-00332-1

Yamamoto, K., Matsuzaki, R., Mahakham, W., Heman, W., Sekimoto, H., Kawachi, M., Minakuchi, Y., Toyoda, A., Nozaki, H. 2023 Expanded male sex-determining region conserved during the evolution of homothallism in the green alga Volvox. iScience, 26, 106893 (article ID).
Strain(s): 3780,  3785,  3786,  4468 
PubMed: 37378338
DOI: 10.1016/j.isci.2023.106893

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