Strain Data

Strain number		NIES-731
Phylum		Chlorophyta
Class		Chlorophyceae
Scientific name		Volvox zeikusii Nozaki
Synonym
Former name		Formerly identified as Volvox dissipatrix, re-identified by Nozaki et al. 2019[2019 May]
Common name		Green alga ; Volvocine alga
Locality (Date of collection)
Latitude / Longitude
Habitat (Isolation source)		Freshwater
History		< Nozaki, Hisayoshi < UTEX
Isolator (Date of isolation)		Starr, R. C.
Identified by		Nozaki, Hisayoshi
State of strain		Subculture; Unialgal; Clonal; Non-axenic
Culture condition (Preculture condition)		Medium: MG Temperature: 22 C Light intensity: 21-29 µmol photons/m²/sec, L/D cycle: 10L:14D Duration: 21 D
Gene information		atpB ( AB014000 ) , rbcL ( D63447 ) , psaA ( AB044183 ) , psaB ( AB044426 ) , psbC ( AB044476 )
Cell size (min - max)
Organization		Colonial; Flagellate
Characteristics		Phototaxis ; Authentic strain (Nozaki et al. 2019)
Other strain no.		Other collection strain no. : UTEX 2184
Remarks		Fragile species to transportation stresses; Read and agree "How to order 4.1"
Movie

Reference
Takahashi, K., Kawai-Toyooka, H., Ootsuki, R., Hamaji, T., Tsuchikane, Y., Sekimoto, H., Higashiyama, T., Nozaki, H. 2021 Three sex phenotypes in a haploid algal species give insights into the evolutionary transition to a self-compatible mating system. Evolution, 75, 2984-2993. Keywords: Haploid species; inbreeding; life-history evolution; mating systems; reproductive isolation; sex Strain(s): 456, 460, 541, 544, 731, 732, 872, 891, 892, 1362, 1363, 2569, 3382, 3383, 3780, 3782, 4066, 4068, 4479, 4480, 4481, 4482, 4483, 4484 PubMed: 34250602 DOI: 10.1111/evo.14306 Nozaki, H., Takusagawa, M., Matsuzaki, R., Misumi, O., Mahakham, W., Kawachi, M. 2019 Morphology, reproduction and taxonomy of Volvox dissipatrix (Chlorophyceae) from Thailand, with a description of Volvox zeikusii sp. nov. Phycologia, 58, 192-199. Keywords: Heterothallic species; Homothallic species; Molecular phylogeny; Sexuality; Somatic cell; Transmission electron microscopy Strain(s): 731, 4128, 4270 DOI: 10.1080/00318884.2018.1540238 Nakazawa, A. & Nishii, I. 2012 Amidic and acetonic cryoprotectants improve cryopreservation of volvocine green algae. CryoLetters, 33, 201-212. Keywords: cryopreservation; dimethylformamide; hydroxyacetone; Volvocaceae; Volvox; Chlamydomonas Strain(s): 418, 468, 545, 564, 574, 717, 721, 728, 729, 730, 731, 1331, 1361, 1710, 2236 PubMed: 22825787 Nozaki, H., Ott, F. D., Coleman, A. W. 2006 Morphology, molecular phylogeny and taxonomy of two new species of Pleodorina (Volvocaceae, Chlorophyceae). J. Phycol., 42, 1072-1080. Keywords: colonial Volvocales; molecular phylogeny; morphology; Pleodorina starrii sp. nov.; Pleodorina thompsonii sp. nov.; taxonomy Strain(s): 456, 460, 541, 544, 577, 666, 720, 721, 722, 724, 725, 728, 730, 731, 732, 734, 735, 736, 863, 865, 866, 867, 868, 869, 872, 891, 892, 1362, 1363, 4126, 4127 DOI: 10.1111/j.1529-8817.2006.00255.x Nozaki, H., Misawa, K., Kajita, T., Kato, M., Nohara, S., Watanabe, M. M. 2000 Origin and evolution of the colonial Volvocales (Chlorophyceae) as inferred from multiple, chloroplast gene sequences. Mol. Phylogenet. Evol., 17, 256-268. Strain(s): 418, 456, 460, 474, 541, 545, 564, 566, 569, 571, 572, 574, 577, 582, 653, 654, 666, 720, 721, 722, 724, 725, 727, 728, 730, 731, 732, 734, 735, 736, 737, 851, 854, 872, 882, 884, 886, 887, 888, 889, 890, 893, 895, 896, 898 PubMed: 11083939 DOI: 10.1006/mpev.2000.0831 Nozaki, H., Ohta, N., Takano, H., Watanabe, M. M. 1999 Reexamination of phylogenetic relationships within the colonial Volvocales (Chlorophyta): an analysis of atpB and rbcL gene sequences. J. Phycol., 35, 104-112. Keywords: atpB gene; Chlorophyta; Gonium; molecular phylogeny; rbcL gene; Volvocaceae; volvocine series; Volvox Strain(s): 418, 456, 460, 541, 564, 566, 568, 569, 571, 572, 574, 577, 582, 653, 654, 666, 720, 721, 722, 724, 725, 727, 728, 730, 731, 732, 734, 735, 736, 737, 851, 852, 858, 861, 882, 884, 895 DOI: 10.1046/j.1529-8817.1999.3510104.x Nozaki, H., Ito, M., Sano, R., Uchida, H., Watanabe, M. M., Kuroiwa, T. 1995 Phylogenetic relationships within the colonial Volvocales (Chlorophyta) inferred from rbcL gene sequence data. J. Phycol., 31, 970-979. Keywords: Chlorophyta; Goniaceae; large subunit of ribulose-1,5-bisphosphate carboxylase / oxygenase (rbcL) gene; molecular phylogeny; Tetrabaenaceae; Volvocaceae Strain(s): 418, 421, 456, 460, 541, 564, 566, 569, 571, 572, 574, 577, 653, 725, 731, 732, 734, 735, 737, 895 DOI: 10.1111/j.0022-3646.1995.00970.x

Reference

Takahashi, K., Kawai-Toyooka, H., Ootsuki, R., Hamaji, T., Tsuchikane, Y., Sekimoto, H., Higashiyama, T., Nozaki, H. 2021 Three sex phenotypes in a haploid algal species give insights into the evolutionary transition to a self-compatible mating system. Evolution, 75, 2984-2993.
Keywords: Haploid species; inbreeding; life-history evolution; mating systems; reproductive isolation; sex
Strain(s): 456, 460, 541, 544, 731, 732, 872, 891, 892, 1362, 1363, 2569, 3382, 3383, 3780, 3782, 4066, 4068, 4479, 4480, 4481, 4482, 4483, 4484
PubMed: 34250602
DOI: 10.1111/evo.14306

Nozaki, H., Takusagawa, M., Matsuzaki, R., Misumi, O., Mahakham, W., Kawachi, M. 2019 Morphology, reproduction and taxonomy of Volvox dissipatrix (Chlorophyceae) from Thailand, with a description of Volvox zeikusii sp. nov. Phycologia, 58, 192-199.
Keywords: Heterothallic species; Homothallic species; Molecular phylogeny; Sexuality; Somatic cell; Transmission electron microscopy
Strain(s): 731, 4128, 4270
DOI: 10.1080/00318884.2018.1540238

Nakazawa, A. & Nishii, I. 2012 Amidic and acetonic cryoprotectants improve cryopreservation of volvocine green algae. CryoLetters, 33, 201-212.
Keywords: cryopreservation; dimethylformamide; hydroxyacetone; Volvocaceae; Volvox; Chlamydomonas
Strain(s): 418, 468, 545, 564, 574, 717, 721, 728, 729, 730, 731, 1331, 1361, 1710, 2236
PubMed: 22825787

Nozaki, H., Ott, F. D., Coleman, A. W. 2006 Morphology, molecular phylogeny and taxonomy of two new species of Pleodorina (Volvocaceae, Chlorophyceae). J. Phycol., 42, 1072-1080.
Keywords: colonial Volvocales; molecular phylogeny; morphology; Pleodorina starrii sp. nov.; Pleodorina thompsonii sp. nov.; taxonomy
Strain(s): 456, 460, 541, 544, 577, 666, 720, 721, 722, 724, 725, 728, 730, 731, 732, 734, 735, 736, 863, 865, 866, 867, 868, 869, 872, 891, 892, 1362, 1363, 4126, 4127
DOI: 10.1111/j.1529-8817.2006.00255.x

Nozaki, H., Misawa, K., Kajita, T., Kato, M., Nohara, S., Watanabe, M. M. 2000 Origin and evolution of the colonial Volvocales (Chlorophyceae) as inferred from multiple, chloroplast gene sequences. Mol. Phylogenet. Evol., 17, 256-268.
Strain(s): 418, 456, 460, 474, 541, 545, 564, 566, 569, 571, 572, 574, 577, 582, 653, 654, 666, 720, 721, 722, 724, 725, 727, 728, 730, 731, 732, 734, 735, 736, 737, 851, 854, 872, 882, 884, 886, 887, 888, 889, 890, 893, 895, 896, 898
PubMed: 11083939
DOI: 10.1006/mpev.2000.0831

Nozaki, H., Ohta, N., Takano, H., Watanabe, M. M. 1999 Reexamination of phylogenetic relationships within the colonial Volvocales (Chlorophyta): an analysis of atpB and rbcL gene sequences. J. Phycol., 35, 104-112.
Keywords: atpB gene; Chlorophyta; Gonium; molecular phylogeny; rbcL gene; Volvocaceae; volvocine series; Volvox
Strain(s): 418, 456, 460, 541, 564, 566, 568, 569, 571, 572, 574, 577, 582, 653, 654, 666, 720, 721, 722, 724, 725, 727, 728, 730, 731, 732, 734, 735, 736, 737, 851, 852, 858, 861, 882, 884, 895
DOI: 10.1046/j.1529-8817.1999.3510104.x

Nozaki, H., Ito, M., Sano, R., Uchida, H., Watanabe, M. M., Kuroiwa, T. 1995 Phylogenetic relationships within the colonial Volvocales (Chlorophyta) inferred from rbcL gene sequence data. J. Phycol., 31, 970-979.
Keywords: Chlorophyta; Goniaceae; large subunit of ribulose-1,5-bisphosphate carboxylase / oxygenase (rbcL) gene; molecular phylogeny; Tetrabaenaceae; Volvocaceae
Strain(s): 418, 421, 456, 460, 541, 564, 566, 569, 571, 572, 574, 577, 653, 725, 731, 732, 734, 735, 737, 895
DOI: 10.1111/j.0022-3646.1995.00970.x

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