| SAG Strain Number: | 26.82 |
| TAXONOMY |
| Genus: | Tetraselmis |
| Species: | cordiformis |
| Taxonomic position: | Chlorophyta - Chlorodendrophyceae |
| Authority: | (Carter) Stein |
| Variety: | |
| Formerly called: | |
| Authentic: | no |
| Division: | Chlorophyta |
| Class: | Chlorodendrophyceae |
| ORIGIN |
| General habitat: | freshwater |
| Climatic zone: | temperate |
| Continent: | Europe |
| Country: | Germany |
| Locality: | Münster, Schlossgraben near Botanical Institute of Muenster University, ditch at the castle, freshwater bloom |
| Lat. / Long. (Precision): | 51.963599 / 7.609146 (250m) View on Google Maps |
| Year: | April 1978 |
| Isolated by: | B. Surek (leg. M. Melkonian) |
| Strain number by isolator: | M0579 |
| Deposition by: | M. Melkonian |
| Deposition date: | 12.1982 |
| CULTURE INFORMATION |
| Culture medium: | Diat |
| Axenic: | bacterial or other types of contamination |
| Strain relatives: | CCAC 0579 B |
| Agitation resistance: | not detected |
| Special properties: | NO known Nagoya Protocol restrictions for this strain; strain able to produce micropearls (strontium-rich amorphous calcium carbonate inclusions) via biomineralization (Martignier et al. 2018); needs Ca ++ and grows better at basic pH (pers. comm. M. Melkonian) |
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| PUBLICATIONS |
| Publication: | Martignier A. et al. (2018) Marine and freshwater micropearls: biomineralization producing strontium-rich amorphous calcium carbonate inclusions is widespread in the genus Tetraselmis (Chlorophyta) . Biogeosciences 15:6591-6605 |
| Publication: | Martignier, A. et al. (2017) Intracellular amorphous carbonates uncover a new biomineralization process in eukaryotes. Geobiology 15 (2):240-253 |
| Publication: | Marin B. (2012) Nested in the Chlorellales or independent class? Phylogeny and classification of the Pedinophyceae (Viridiplantae) revealed by molecular phylogenetic analyses of complete nuclear and plastid-encoded rRNA operons. Protist 163 (5):778-805 |
| Publication: | Schulze D. et al. (1987) Immunolocalization of a Ca2+ -modulated contractile protein in the flagellar apparatus of green algae: the nucleus-basal body connector. Eur J Cell Biol 45:51-61 |
| Publication: | Melkonian, M. (1982) Effect of divalent cations on flagellar scales in the green flagellate Tetraselmis cordiformis. Protoplasma 111:221-233 |
| Publication: | Melkonian, M. (1979) An ultrastructural study of the flagellate Tetraselmis cordiformis Stein (Chlorophyceae) with emphasis on the flagellar apparatus. Protoplasma 98:139-151 |
| Publication: | Melkonian, M. et al. (1979) The eyespot of the flagellate Tetraselmis cordiformis Stein (Chlorophyceae): structural specialization of the outer chloroplast membrane and its possible significance in phototaxis of green algae. Protoplasma 100:183-197 |
| Publication: | Robenek, H. et al. (1979) Rhizoplast-membrane associations in the flagellate Tetraselmis cordiformis Stein (Chlorophyceae) revealed by freeze-fracture and thin sections. Arch. Protistenkd. 122 (3-4):340-351 |
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| SEQUENCE INFORMATION |
| Sequence Accession: | HE610165 Tetraselmis cordiformis plastid 16S rRNA gene (partial), 23S rRNA gene (partial), tRNA-Ile gene, tRNA-Ala gene and ITS1, strain SAG 26.82. (4294 bp) |
| Sequence Accession: | HE610130 Tetraselmis cordiformis 18S rRNA gene (partial), 5.8S rRNA gene, 28S rRNA gene (partial), ITS1 and ITS2, strain SAG 26.82. (5822 bp) |
| CRYO |
| Cryopreservation: | not detected |
| TEACHING |
| Recommended for teaching: | no |
