Strain number NIES-2739  
Phylum Chlorophyta  
Class Chlorophyceae  
Scientific name Volvox ferrisii Isaka, Matsuzaki & Nozaki  
Former name  
Common name Green alga ; Volvocine alga  
Locality (Date of collection) A small pond to Isanuma Pond, Kawagoe, Saitama, Japan (2009-04-23)  
Latitude / Longitude 35.92161111 / 139.51483333 
Habitat (Isolation source) Freshwater (Pond water)  
History < Nozaki, Hisayoshi  
Isolator (Date of isolation) Nozaki, Hisayoshi (2009-04-23)  
Identified by Isaka, Nanako; Matsuzaki, Ryo; Nozaki, Hisayoshi  
State of strain Subculture; Unialgal; Clonal; Axenic[2018 Jan]  
Culture condition
(Preculture condition)
Medium:  VTAC  
Temperature:  20 C
Light intensity:  15-27 µmol photons/m2/sec, L/D cycle:  10L:14D
Duration:  1 M  
Gene information 18S-ITS1-5.8S-ITS2-26S ( AB663330 ) , rbcL ( AB663328 ) , psbC ( AB663329 )  
Cell size (min - max)  
Organization Colonial; Flagellate 
Characteristics Mixotrophic ; Phototaxis ; Authentic strain (Isaka 2012) ; Homothallic ; Monoecious ; Oogamy ; Resting zygote forming ; Life cycle (Isaka et al. 2012)  
Other strain no. Other collection strain no. : UTEX 2967
Other strain no. : I-ro  
Remarks Fragile species to transportation stresses; Read and agree "How to order 4.1"; Axenic 
Hanschen, E. R., Ferris, P. J., Michod, R. E. 2014 Early evolution of the genetic basis for soma in the Volvocaceae. Evolution, 68, 2014-2025.
Keywords: Gene duplication; germ-soma differentiation; major transitions; multicellularity; regA; Volvox
Strain(s): 2739 
PubMed: 4689915
DOI: 10.1111/evo.12416

Isaka, N., Kawai-Toyooka, H., Matsuzaki, R., Nakada, T., Nozaki, H. 2012 Description of two new monoecious species of Volvox sect. Volvox (Volvocaceae, Chlorophyceae), based on comparative morphology and molecular phylogeny of cultured material. J. Phycol., 48, 759-767.
Keywords: Chlorophyceae; cultures; molecular phylogeny; morphology; taxonomy; Volvocaceae; Volvox ferrisii sp. nov.; Volvox kirkiorum sp. nov.; Volvox sect. Volvox
Strain(s): 54327362737273827392740 
PubMed: 27011093
DOI: 10.1111/j.1529-8817.2012.01142.x

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