Strain number NIES-3786  
Phylum Chlorophyta  
Class Chlorophyceae  
Scientific name Volvox reticuliferus Nozaki  
Synonym  
Former name  
Common name Green alga ; Volvocine alga  
Locality (Date of collection) (----)  
Latitude / Longitude  
Habitat (Isolation source) Freshwater  
History < Nozaki, Hisayoshi  
Isolator (Date of isolation) Nozaki, Hisayoshi (2014-12-15)  
Identified by Nozaki, Hisayoshi  
State of strain Subculture; Unialgal; Clonal; Axenic[2022 Apr]  
Culture condition
(Preculture condition)
Medium:  AF-6/3  
Temperature:  20 C
Light intensity:  12-23 µmol photons/m2/sec, L/D cycle:  10L:14D
Duration:  1 M  
Gene information Whole-genome ( BNCQ00000000 ) , MID ( LC274879 LC274880 ) , sex determining region ( LC586644 )  
Cell size (min - max)  
Organization Colonial; Flagellate 
Characteristics Phototaxis ; F1 progeny strain of NIES-3781, 3782 and 3783 ; Heterothallic ; Dioecious ; Oogamy ; Male ; Genome decoded strain (Yamamoto et al. 2021)  
Other strain no. Other strain no. : VO123-F1-7  
Remarks Axenic; 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-733
Volvox carteri Green alga ; Volvocine alga   Freshwater (Paddy soil) Phototaxis ; Authentic strain ; Heterothallic ; Dioecious ; Oogamy ; Male ; Crosses with NIES-732  
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-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-396
Volvox aureus Green alga ; Volvocine alga   Freshwater (Paddy water) Phototaxis ; Homothallic  
NIES-4465
Volvox ferrisii Green alga ; Volvocine alga   Freshwater (Paddy soil) Phototaxis ; Homothallic ; Monoecious ; Oogamy ; Resting zygote forming ; Life cycle (Isaka et al. 2012, J. Phycol.)  
Related strain information
(Used in same reference)
Strain number Scientific name Common name Habitat (Isolation source) Characteristics
NIES-872
Yamagishiella unicocca Green alga   (Freshwater) Phototaxis ; Heterothallic ; Isogamous ; Mating type (+)  
NIES-1362
Pleodorina starrii Green alga   Freshwater (Lake water) Other water bloom ; Phototaxis ; Heterothallic ; Anisogamous ; Female  
NIES-857
Gonium viridistellatum Green alga   Freshwater (Paddy soil) Phototaxis  
NIES-3988
Volvox ferrisii Green alga ; Volvocine alga   Freshwater (Pond water) Mixotrophic ; Phototaxis ; Homothallic ; Monoecious ; Oogamy ; Resting zygote forming ; Life cycle (Isaka et al. 2012, J. Phycol.)  
NIES-544
Volvox tertius Green alga ; Volvocine alga   Freshwater (Paddy water) Phototaxis ; Homothallic  
Reference
Nozaki, H., Matsuzaki, R., Yamamoto, K., Kawachi, M., Takahashi, F. 2015 Delineating a new heterothallic species of Volvox (Volvocaceae, Chlorophyceae) using new strains of “Volvox africanus”. PLoS One, 10, e0142632 (article ID).
Strain(s): 8633780378137823783378437853786 
PubMed: 26562165
DOI: 10.1371/journal.pone.0142632

Yamamoto, K., Kawai-Toyooka, H., Hamaji, T., Tsuchikane, Y., Mori, T., Takahashi, F., Sekimoto, H., Ferris, P. J., Nozaki, H. 2017 Molecular evolutionary analysis of a gender-limited MID ortholog from the homothallic species Volvox africanus with male and monoecious spheroids. PLoS One, 12, e0180313 (article ID).
Strain(s): 37803782378337853786398641104111 
PubMed: 28665990
DOI: 10.1371/journal.pone.0180313

Yamamoto, K., Hamaji, T., Kawai-Toyooka, H., Matsuzaki, R., Takahashi, F., Nishimura, Y., Kawachi, M., Noguchi, H., Minakuchi, YY., Umen, J. G., Toyoda, A., Nozaki, H. 2021 Three genomes in the algal genus Volvox reveal the fate of a haploid sex-determining region after a transition to homothallism. Proc. Natl. Acad. Sci. U. S. A., 118, e2100712118 (article ID).
Keywords: Volvox; evolution; heterothallism; homothallism; sex
Strain(s): 3780378137823783378437853786 
PubMed: 34011609
DOI: 10.1073/pnas.2100712118

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): 3780378537864468 
PubMed: 37378338
DOI: 10.1016/j.isci.2023.106893

Yamagishi, S., Yamamoto, K., Takahashi, K., Kawai-Toyooka, H., Suzuki, S., Matsuzaki, R., Yamaguchi, H., Kawachi, M., Higashiyama, T., Nozaki, H. 2024 Evolutionary analysis of MID homologs during the transition from homothallic species to heterothallic species in Volvox sect. Volvox (Chlorophyceae). Phycol. Res., 72, 46-55.
Keywords: male gamete; mating system; minus dominance gene (MID); molecular evolution; sex; sperm packet; volvocine green algae
Strain(s): 28945646054154454556957257458265265365473285185285787289189213621363170817101859245725692735273627403382338337803782378638743984398639884021402543364432453545364537 
DOI: 10.1111/pre.12538

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