Overview
- External ontology
- mediadive.medium:51 (source link unavailable) — SPHAEROTILUS MEDIUM
- Applications
-
- Microbial cultivation
- pH
- 7.0
- Notes
- Source: DSMZ | Link: https://www.dsmz.de/microorganisms/medium/pdf/DSMZ_Medium51.pdf
Composition
flowchart LR
CultureMech_001652["sphaerotilus_medium"]
ing0_Beef_extract__Lab_Lemco__Oxoid_["Beef extract (Lab Lemco, Oxoid)"]
CultureMech_001652 --> ing0_Beef_extract__Lab_Lemco__Oxoid_
ing1_Agar["Agar"]
CultureMech_001652 --> ing1_Agar
CHEBI_2509["CHEBI:2509"]
ing1_Agar -.-> CHEBI_2509
ing2_Distilled_water["Distilled water"]
CultureMech_001652 --> ing2_Distilled_water
CHEBI_15377["CHEBI:15377"]
ing2_Distilled_water -.-> CHEBI_15377
Ingredients (3)
| # | Ingredient | Concentration | Ontology | Notes |
|---|---|---|---|---|
| 1 | Beef extract (Lab Lemco, Oxoid) | 5.0 G_PER_L |
FOODON:03302088
beef extract
|
DSMZ Medium 51 lists 5.0 g beef extract (Lab Lemco, Oxoid). |
| 2 | Agar | 15.0 G_PER_L |
CHEBI:2509
agar
|
DSMZ Medium 51 lists 15.0 g agar if necessary. |
| 3 |
Distilled water
H2O 18.015 g/mol
|
1000.0 ML_PER_L |
CHEBI:15377
water
|
DSMZ Medium 51 lists 1000.0 ml distilled water. |
Preparation
- Adjust pH to 7.0.
- Prepare sterile agar slants by autoclaving.
- Cool the slants in a sloping position.
- Cover solid slants with 2 ml sterile tap water, inoculate into the covering tap water, and incubate at 20 to 25 C for at least 48 h.
Target organisms
No target organisms are recorded.
Provenance
| Timestamp | Curator | Action | Notes |
|---|---|---|---|
| 2026-01-26T17:53:10.048285Z | mediadive-import | Imported from MediaDive | Source: DSMZ, ID: 51 |
| 2026-03-13T06:19:06.207210Z | culturemech-id-assigner-v1.0 | Assigned CultureMech ID | Assigned stable identifier: CultureMech:001652 |
| 2026-03-17T06:30:05.000000Z | mediaingredientmech-enrichment-v1.0 | Added MediaIngredientMech links | Linked ingredients to MediaIngredientMech identifiers |
| 2026-03-17T19:45:18.380676+00:00 | normalize_media_names_to_snake_case.py | NAME_NORMALIZED | Normalized name from "SPHAEROTILUS MEDIUM" to "sphaerotilus_medium" for consistent matching |
| 2026-06-05T07:41:46.161755+00:00 | mim-legacy-to-chebi-migration-v1.0 | Refreshed legacy MediaIngredientMech links to CHEBI keying | Replaced 1 legacy mediaingredientmech_term link(s) with mediaingredientmech_chebi_term (id-safe: ingredient's own CHEBI + label). MIM deprecated the MediaIngredientMech:NNNNNN id scheme. |
| 2026-09-11T00:00:00-07:00 | repair_dsmz_51_sphaerotilus_score15.py | RESOLVED_DSMZ_51_SPHAEROTILUS_SCORE15 | DSMZ Medium 51 lists beef extract, optional agar, and distilled water, then prepares pH 7.0 sterile agar slants covered with sterile tap water. |