Overview
- External ontology
- TOGO:M270 — MJYP* Medium
- Applications
-
- Microbial cultivation
- Notes
- Source: https://togomedium.org/medium/M270 Original source: JCM - JCM_M277 Original URL: https://www.jcm.riken.jp/cgi-bin/jcm/jcm_grmd?GRMD=277
Composition
flowchart LR
CultureMech_009261["mjyp_medium"]
ing0_Resazurin["Resazurin"]
CultureMech_009261 --> ing0_Resazurin
CHEBI_8806["CHEBI:8806"]
ing0_Resazurin -.-> CHEBI_8806
ing1_Na2S_9H2O["Na2S・9H2O"]
CultureMech_009261 --> ing1_Na2S_9H2O
CHEBI_76209["CHEBI:76209"]
ing1_Na2S_9H2O -.-> CHEBI_76209
ing2_FeSO4_7H2O["FeSO4・7H2O"]
CultureMech_009261 --> ing2_FeSO4_7H2O
CHEBI_75836["CHEBI:75836"]
ing2_FeSO4_7H2O -.-> CHEBI_75836
ing3_NaNO3["NaNO3"]
CultureMech_009261 --> ing3_NaNO3
CHEBI_63005["CHEBI:63005"]
ing3_NaNO3 -.-> CHEBI_63005
ing4_Yeast_extract__BD_Difco_["Yeast extract (BD-Difco)"]
CultureMech_009261 --> ing4_Yeast_extract__BD_Difco_
ing5_Trypticase_peptone__BD_BBL_["Trypticase peptone (BD-BBL)"]
CultureMech_009261 --> ing5_Trypticase_peptone__BD_BBL_
ing6_N2["N2"]
CultureMech_009261 --> ing6_N2
CHEBI_17997["CHEBI:17997"]
ing6_N2 -.-> CHEBI_17997
Ingredients (7)
| # | Ingredient | Concentration | Ontology | Notes |
|---|---|---|---|---|
| 1 |
Resazurin
C12H7NO4 229.191 g/mol
|
1 G_PER_L |
CHEBI:8806
Resazurin
|
Role: pH dependent redox indicator; Properties: Defined component, Organic compound, Simple component |
| 2 |
Na2S・9H2O
9H2O.2Na.S 240.182 g/mol
|
0.5 G_PER_L |
CHEBI:76209
sodium sulfide nonahydrate
|
Role: Reducing agent; Properties: Inorganic compound, Simple component, Defined component |
| 3 |
FeSO4・7H2O
Fe.7H2O.O4S 278.013 g/mol
|
1.39 G_PER_L |
CHEBI:75836
iron(2+) sulfate heptahydrate
|
Role: Mineral source; Properties: Inorganic compound, Simple component, Defined component |
| 4 |
NaNO3
NO3.Na 84.994 g/mol
|
1.7 G_PER_L |
CHEBI:63005
sodium nitrate
|
Role: Nitrogen source; Properties: Defined component, Simple component, Inorganic compound |
| 5 | Yeast extract (BD-Difco) | 2 G_PER_L | Properties: Undefined component | |
| 6 | Trypticase peptone (BD-BBL) | 2 G_PER_L | Properties: Undefined component | |
| 7 |
N2
N2 28.014 g/mol
|
variable VARIABLE |
CHEBI:17997
dinitrogen
|
Properties: Gas |
Solutions
MJ(-N) synthetic seawater (see Medium [M260])
Dose: 1 G_PER_L
Cross-reference to Medium M260
Target organisms
No target organisms are recorded.
Provenance
Merged from 1 source record.
- TOGO_M270_MJYP_Medium (CultureMech:009261)
| Timestamp | Curator | Action | Notes |
|---|---|---|---|
| 2026-01-27T06:35:54.737677Z | togo-import | Imported from TOGO Medium | Source: JCM, ID: M270 |
| 2026-01-28T19:48:25.153385Z | chebi-enrichment | Added CHEBI ontology terms to ingredients | Enriched using MicrobeMediaParam and MediaDive chemical mappings |
| 2026-02-03T00:00:00+00:00 | schema-defaulter-v1.0 | Applied schema defaults and normalizations | Added default concentration for ingredient: N2 |
| 2026-03-09T08:04:41.587509+00:00 | solution-migrator-v1.0 | Migrated solutions from ingredients to solutions array | Moved 1 solution(s) from ingredients |
| 2026-03-13T06:20:04.803979Z | culturemech-id-assigner-v1.0 | Assigned CultureMech ID | Assigned stable identifier: CultureMech:009261 |
| 2026-03-14T00:00:00+00:00 | schema-defaulter-v1.0 | Applied schema defaults and normalizations | Added default solution name |
| 2026-03-17T06:30:18.000000Z | mediaingredientmech-enrichment-v1.0 | Added MediaIngredientMech links | Linked ingredients to MediaIngredientMech identifiers |
| 2026-03-17T19:46:23.565207+00:00 | normalize_media_names_to_snake_case.py | NAME_NORMALIZED | Normalized name from "MJYP* Medium" to "mjyp_medium" for consistent matching |
| 2026-05-16T09:03:15.323296+00:00 | migrate_legacy_fields.py | MIGRATED_LEGACY_FIELDS | curation_history.date->timestamp=2 |
| 2026-06-05T07:40:38.606465+00:00 | mim-legacy-to-chebi-migration-v1.0 | Refreshed legacy MediaIngredientMech links to CHEBI keying | Replaced 2 legacy mediaingredientmech_term link(s) with mediaingredientmech_chebi_term (id-safe: ingredient's own CHEBI + label). MIM deprecated the MediaIngredientMech:NNNNNN id scheme. |
| 2026-08-06T03:05:13.146863+00:00 | merge_recipes.py | MERGED_RECIPES | merged 1 source recipe(s) on fingerprint c6124f05dc3e0bfefa70c84c2ddc2f7e091b26e029055082b8f29bccc2b9112a |