Overview
- External ontology
- mediadive.medium:J247 (source link unavailable) — JCM MEDIUM No. 247
- Applications
-
- Microbial cultivation
- pH range
- {'min': 6.8, 'max': 7.0, 'notes': 'JCM Medium 247 states pH 6.8-7.0.'}
- Notes
- JCM Medium 247 contains 5.0 g yeast extract, 20.0 g glucose, and 1.0 L distilled water, with pH 6.8-7.0.
Composition
flowchart LR
CultureMech_002608["jcm_medium_no_247"]
ing0_Yeast_extract["Yeast extract"]
CultureMech_002608 --> ing0_Yeast_extract
ing1_Glucose["Glucose"]
CultureMech_002608 --> ing1_Glucose
CHEBI_17234["CHEBI:17234"]
ing1_Glucose -.-> CHEBI_17234
ing2_Distilled_water["Distilled water"]
CultureMech_002608 --> ing2_Distilled_water
CHEBI_15377["CHEBI:15377"]
ing2_Distilled_water -.-> CHEBI_15377
Ingredients (3)
| # | Ingredient | Concentration | Ontology | Notes |
|---|---|---|---|---|
| 1 | Yeast extract | 5.0 G_PER_L |
FOODON:03315426
yeast extract
|
JCM Medium 247 lists 5.0 g yeast extract. |
| 2 |
Glucose
C6H12O6 180.156 g/mol
|
20.0 G_PER_L |
CHEBI:17234
glucose
|
JCM Medium 247 lists 20.0 g glucose. |
| 3 |
Distilled water
H2O 18.015 g/mol
|
1000 ML_PER_L |
CHEBI:15377
water
|
JCM Medium 247 lists 1000 ml distilled water. |
Preparation
- Dissolve 5.0 g yeast extract and 20.0 g glucose in 1.0 L distilled water.
- Adjust pH to 6.8-7.0.
- Autoclave at 121 C for 15 min unless otherwise stated.
Target organisms
No target organisms are recorded.
Provenance
| Timestamp | Curator | Action | Notes |
|---|---|---|---|
| 2026-01-26T17:53:16.081739Z | mediadive-import | Imported from MediaDive | Source: JCM, ID: J247 |
| 2026-03-13T06:19:14.521756Z | culturemech-id-assigner-v1.0 | Assigned CultureMech ID | Assigned stable identifier: CultureMech:002608 |
| 2026-03-17T06:30:39.000000Z | mediaingredientmech-enrichment-v1.0 | Added MediaIngredientMech links | Linked ingredients to MediaIngredientMech identifiers |
| 2026-03-17T19:45:27.797014+00:00 | normalize_media_names_to_snake_case.py | NAME_NORMALIZED | Normalized name from "JCM MEDIUM No. 247" to "jcm_medium_no_247" for consistent matching |
| 2026-06-05T07:41:10.018828+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. |
| 2026-09-10T00:00:00-07:00 | repair_official_simple_score20.py | RESOLVED_OFFICIAL_SIMPLE_SCORE20 | JCM Medium 247 contains 5.0 g yeast extract, 20.0 g glucose, and 1.0 L distilled water, with pH 6.8-7.0. |