| SAG Strain Number: | 30.81 |
| TAXONOMY |
| Genus: | Botryococcus |
| Species: | braunii |
| Taxonomic position: | Chlorophyta - Trebouxiophyceae |
| Authority: | Kützing |
| Variety: | |
| Formerly called: | |
| Authentic: | no |
| Division: | Chlorophyta |
| Class: | Trebouxiophyceae |
| ORIGIN |
| General habitat: | freshwater |
| Climatic zone: | |
| Continent: | America |
| Country: | Peru |
| Locality: | Dpto. Cuzco, Laguna Huaypo |
| Lat. / Long. (Precision): | -13.403814 / -72.128677 (3000m) View on Google Maps |
| Year: | 1977 |
| Isolated by: | E. Hegewald |
| Strain number by isolator: | Heg 1977-207 |
| Deposition by: | E. Hegewald |
| Deposition date: | 12.1980 |
| CULTURE INFORMATION |
| Culture medium: | ESP Ag |
| Axenic: | axenic |
| Strain relatives: | UTEX 2441 |
| Agitation resistance: | yes |
| Special properties: | NO known Nagoya Protocol restrictions for this strain; belongs to Race A acc. to Yu et al. 2025 |
| |
| PUBLICATIONS |
| Publication: | Yu B. et al. (2025) Evaluation of the growth, lipid, and hydrocarbon accumulation abilities in five strains of Botryococcus braunii (races A, B, and L) (Trebouxiophyceae, Chlorophyta). Algal Res. 85:103809 |
| Publication: | Ladd S.N. et al. (2024) Taxon-specific hydrogen isotope signals in cultures and mesocosms facilitate ecosystem and hydroclimate reconstruction. Geochimica et Cosmochimica Acta 390:199-210 |
| Publication: | Ennaceri H. et al. (2023) Progress of non-destructive hydrocarbon extraction technology of Botryococcus braunii. Algal Res. 73:103156 |
| Publication: | Papavasileiou P. et al. (2023) A novel rice hull - microalgal biorefinery for the production of natural phenolic compounds comprising of rice hull acid pretreatment and a two-stage Botryococcus braunii cultivation process. Bioresource Technol. 387:129621 |
| Publication: | Lamprecht O. et al. (2022) Synthetic periphyton as a model system to understand species dynamics in complex microbial freshwater communities. npj Biofilms Microbiomes 8:61 |
| Publication: | Kleinert C. et al. (2021) Identification of suitable Botryococcus braunii strains for non-destructive in situ hydrocarbon extraction. J Appl Phycol 33:785-798 |
| Publication: | Gouveia J.D. et al. (2017) Botryococcus braunii strains compared for bio-mass productivity, hydrocarbon and carbohydrate content. J. Biotechnol. 248:77-86 |
| Publication: | Jin J. et al. (2016) Characteristics of extracellular hydrocarbon-rich microalga Botryococcus braunii for biofuels production: recent advances and opportunities. Process Biochem. 51 (11):1866-1875 |
| Publication: | Steudel B. et al. (2016) Contrasting biodiversity-ecosystem functioning relationships in phylogenetic and functional diversity. New Phytologist 212 (2 ): 409-420 |
| Publication: | Ranga Rao A. et al. (2014) Industrial Production of Microalgal Cell-Mass and Bioactive Constituents from Green Microalga-Botryococcus braunii. In: Liu J. et al. [Eds.] Recent Advances in Microalgal Biotechnology |
| Publication: | Steudel B. et al. (2012) Biodiversity effects on ecosystem functioning change along environmental stress gradients. Ecology Letters 15 (12):1397–1405 |
| Publication: | Stockenreiter M. et al. (2012) The effect of species diversity on lipid production by micro-algal communities. J. Appl. Phycol. 24:45-54 |
| Publication: | Sydney, E. B. et al. (2011) Screening of microalgae with potential for biodiesel production and nutrient removal from treated domestic sewage. Applied Energy 88 (10):3291-3294 |
| Publication: | Sydney E. B. et al. (2010) Potential carbon dioxide fixation by industrially important microalgae. Bioresource Technology 101 (15):5892-5896 |
| Publication: | Claudia Grewe (2009) Untersuchungen zur Astaxanthin-Biosynthese in den Grünalgen Scenedesmus sp. und Haematococcus pluvialis. |
| Publication: | Ranga Rao A. et al. (2007) Influence of CO2 on growth and hydrocarbon production in Botryococcus braunii. J. Microbiol. Biotechnol. 17 (3):414-419 |
| Publication: | Versteegh G.J.M. et al. (2004) Resistant macromolecules of extant and fossil microalgae. Phycol. Res. 52 (4):325-339 |
| Publication: | Simon, D. et al. (2003) Phylogeny and self-splicing ability of the plastid tRNA-Leu group I Intron. J. Mol. Evol. 57 (6):710-720 |
| Publication: | Blokker, P. et al. (2000) A comparative study of fossil and extant algaenans using ruthenium tetroxide degradation. Geochimica Et Cosmochimica Acta 64 (12):2055-2065 |
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| SEQUENCE INFORMATION |
| Sequence Accession: | OL304138 Botryococcus braunii strain SAG 30.81 small subunit ribosomal RNA gene, partial sequence. (558 bp) |
| Sequence Accession: | MN956340 Botryococcus braunii voucher SAG 30.81 small subunit ribosomal RNA gene, partial sequence; chloroplast. (1234 bp) |
| Sequence Accession: | KF673380 Botryococcus braunii strain SAG 30.81 18S ribosomal RNA gene, complete sequence. (2197 bp) |
| CRYO |
| Cryopreservation: | low survival |
| TEACHING |
| Recommended for teaching: | no |
