Strain number NIES-4029  
Phylum Chlorophyta  
Class Chlorophyceae  
Scientific name Volvox ferrisii Isaka, Matsuzaki & Nozaki  
Synonym  
Former name Volvox rousseletii  
Common name Green alga ; Volvocine alga  
Locality (Date of collection) Machi-ike Pond, Tsukuba, Ibaraki, Japan (1998-06-**)  
Latitude / Longitude 36.144528 / 140.134917 
Habitat (Isolation source) Freshwater (Pond water)  
History < Ueki, Noriko  
Isolator (Date of isolation) Ueki, Noriko (1998-06-**)  
Identified by Ueki, Noriko (Reidentify)  
State of strain Subculture; Unialgal; Clonal; Axenic[2017 May]  
Culture condition
(Preculture condition)
Medium:  AF-6VTAC  
Temperature:  22 C
Light intensity:  21 µmol photons/m2/sec, L/D cycle:  10L:14D
Duration:  14 D  
Gene information 18S-ITS1-5.8S-ITS2 ( GU325798 ) , psaB ( GU325794 ) , psaA ( GU325792 ) , rbcL ( GU325796 )  
Cell size (min - max) 300 - 1000 μm  
Organization Colonial; Flagellate 
Characteristics Phototaxis ; Homothallic ; Monoecious ; Oogamy ; Resting zygote forming  
Other strain no. Other strain no. : MI01  
Remarks Fragile species to transportation stresses; Read and agree "How to order 4.1"; 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-398
Volvox carteri Green alga ; Volvocine alga   Freshwater (Paddy water) Phototaxis ; Heterothallic ; Male ; Crosses with NIES-397  
NIES-541
Volvox aureus Green alga ; Volvocine alga   Freshwater (Sediment) Phototaxis  
NIES-580
Volvox carteri Green alga ; Volvocine alga   Freshwater (Paddy soil) Phototaxis ; Heterothallic ; Dioecious ; Oogamy ; Female ; Crosses with NIES-581  
NIES-397
Volvox carteri Green alga ; Volvocine alga   Freshwater (Paddy water) Phototaxis ; Heterothallic ; Female ; Crosses with NIES-398  
NIES-732
Volvox carteri Green alga ; Volvocine alga   Freshwater (Paddy soil) Phototaxis ; Authentic strain ; Heterothallic ; Dioecious ; Oogamy ; Female ; Crosses with NIES-733  
Related strain information
(Used in same reference)
Strain number Scientific name Common name Habitat (Isolation source) Characteristics
NIES-545
Volvulina steinii Green alga   Freshwater (Paddy soil) Phototaxis ; Heterothallic ; Mating type (−) ; Crosses with NIES-546  
NIES-717
Eudorina elegans Green alga   Freshwater (Pond soil) Phototaxis ; Heterothallic  
NIES-1711
Gonium pectorale Green alga   Freshwater (Paddy soil) Phototaxis ; Cosmopolitan ; Heterothallic ; Isogamous ; Mating type (+) ; Crosses with NIES-1710 ; F3 strain (NIES-2863)  
NIES-891
Volvox aureus Green alga ; Volvocine alga   Freshwater (Lake water) Phototaxis  
NIES-571
Tetrabaena socialis Green alga   Freshwater (Pond sediment) Phototaxis ; Homothallic ; Isogamous ; Genome decoded strain (Featherston et al. 2017)  
Reference
Ueki, N., Matsunaga, S., Inouye, I., Hallmann, A. 2010 How 5000 independent rowers coordinate their strokes in order to row into the sunlight: Phototaxis in the multicellular green alga Volvox. BMC Biol., 8, 103 (article ID).
Strain(s): 4029 
PubMed: 20663212
DOI: 10.1186/1741-7007-8-103

Ueki, N., Wakabayashi, K. 2018 Detergent-extracted Volvox model exhibits an anterior–posterior gradient in flagellar Ca2+ sensitivity. Proc. Natl. Acad. Sci. U. S. A., 115, E1061-E1068 (article ID).
Keywords: flagella; calcium; phototaxis; Volvox
Strain(s): 4029 
PubMed: 29311312
DOI: 10.1073/pnas.1715489115

Ueki, N. & Wakabayashi, K. 2025 Multicellularity and increasing Reynolds number impact on the evolutionary shift in flash-induced ciliary response in Volvocales. BMC Ecol. Evol., 24, 119 (article ID).
Strain(s): 54454556457157457671772873073173486786888289117112569378037854029412742704662 
PubMed: 39277710
DOI: 10.1186/s12862-024-02307-1

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