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Strain Data
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| Strain number | NIES-2891 | |||
|---|---|---|---|---|
| Phylum | Ciliophora | |||
| Class | Oligohymenophorea | |||
| Scientific name | Paramecium bursaria Focke | |||
| Synonym | ||||
| Former name | ||||
| Common name | ||||
| Locality (Date of collection) | Honbakunishi-ike Pond, Ikoma, Manno, Kagawa, Japan (2007-11-25) | |||
| Latitude / Longitude | ||||
| Habitat (Isolation source) | Freshwater (Reservoir water) | |||
| History | < Sato, Mayumi | |||
| Isolator (Date of isolation) | Sato, Mayumi (2007-11-28) | |||
| Identified by | Sato, Mayumi | |||
| State of strain | Subculture; Mixed | |||
|
Culture condition (Preculture condition) |
Medium:
AF-6
Temperature: 20 C Light intensity: 8-12 µmol photons/m2/sec, L/D cycle: 10L:14D Duration: 3 M |
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| Gene information | ||||
| Cell size (min - max) | 70 - 140 μm | |||
| Organization | ||||
| Characteristics | Mixotrophic ; Planktonic ; Symbiotic | |||
| Other strain no. | Other strain no. : M-230 | |||
| Remarks | Unstable | |||
| Movie | ||||
| Reference |
|---|
|
Okada, K., Fujiwara, T., Hirooka, S., Kobayashi, Y., Onuma, R., Miyagishima, S-Y.
2025
The closed nutrient recycling system in the Paramecium-Chlorella photosymbiosis contributes to survival under oligotrophic conditions.
Sci. Adv.,
11,
eadz0004 (article ID).
Strain(s): 2891 PubMed: 41160687 DOI: 10.1126/sciadv.adz0004 Matsushima, Y., Himi, E., Kitashima, M., Ofura, K., Kotani, S., Hino, A., Inoue, K., Hosoya, H. 2026 A defined synthetic algal medium enables lettuce-free culturing of unfed Paramecium bursaria while preserving host-associated microbiome composition. Front. Microbiol., 17, 1821058 (article ID). Keywords: Chlorella variabilis; ciliate; defined culture system; experimental reproducibility; microbiome; Paramecium bursaria; symbiosis; synthetic algal medium Strain(s): 2891 DOI: 10.3389/fmicb.2026.1821058 |
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