Overview
- External ontology
- TOGO:M837 — Modified CSY-3 Agar
- Applications
-
- Microbial cultivation
- pH range
- {'min': 7.5, 'max': 7.5}
- Notes
- MediaDive J802 describes JCM Medium 802 Modified CSY-3 Agar as 1.0 g/L BD-Difco Casitone, 1.0 g/L BD-BBL Phytone peptone, 1.0 g/L BD-Difco yeast extract, 0.4 g/L ferric ammonium citrate, and 15.0 g/L agar in 1000.0 ml/L sea water, adjusted to pH 7.5.
Composition
flowchart LR
CultureMech_010251["modified_csy_3_agar"]
ing0_Casitone__BD_Difco_["Casitone (BD-Difco)"]
CultureMech_010251 --> ing0_Casitone__BD_Difco_
ing1_Phytone_peptone__BD_BBL_["Phytone peptone (BD-BBL)"]
CultureMech_010251 --> ing1_Phytone_peptone__BD_BBL_
ing2_Yeast_extract__BD_Difco_["Yeast extract (BD-Difco)"]
CultureMech_010251 --> ing2_Yeast_extract__BD_Difco_
ing3_Ferric_ammonium_citrate["Ferric ammonium citrate"]
CultureMech_010251 --> ing3_Ferric_ammonium_citrate
CHEBI_31604["CHEBI:31604"]
ing3_Ferric_ammonium_citrate -.-> CHEBI_31604
ing4_Agar["Agar"]
CultureMech_010251 --> ing4_Agar
CHEBI_2509["CHEBI:2509"]
ing4_Agar -.-> CHEBI_2509
ing5_Sea_water["Sea water"]
CultureMech_010251 --> ing5_Sea_water
Ingredients (6)
| # | Ingredient | Concentration | Ontology | Notes |
|---|---|---|---|---|
| 1 | Casitone (BD-Difco) | 1.0 G_PER_L | TOGO M837 / JCM Medium 802 lists 1.0 g/L Casitone (BD-Difco). | |
| 2 | Phytone peptone (BD-BBL) | 1.0 G_PER_L |
FOODON:03315720
Soy peptone
|
TOGO M837 / JCM Medium 802 lists 1.0 g/L Phytone peptone (BD-BBL). |
| 3 | Yeast extract (BD-Difco) | 1.0 G_PER_L |
FOODON:03315426
Yeast extract
|
TOGO M837 / JCM Medium 802 lists 1.0 g/L Yeast extract (BD-Difco). |
| 4 | Ferric ammonium citrate | 0.4 G_PER_L |
CHEBI:31604
ferric ammonium citrate
|
TOGO M837 / JCM Medium 802 lists 0.4 g/L Ferric ammonium citrate. |
| 5 | Agar | 15.0 G_PER_L |
CHEBI:2509
agar
|
TOGO M837 / JCM Medium 802 lists 15.0 g/L Agar. |
| 6 | Sea water | 1000.0 ML_PER_L |
ENVO:00002149
sea water
|
TOGO M837 / JCM Medium 802 lists 1000.0 ml/L Sea water. |
Preparation
- Dissolve 1.0 g/L BD-Difco Casitone, 1.0 g/L BD-BBL Phytone peptone, 1.0 g/L BD-Difco yeast extract, 0.4 g/L ferric ammonium citrate, and 15.0 g/L agar in 1000.0 ml/L sea water.
- Adjust pH to 7.5.
Target organisms
No target organisms are recorded.
Provenance
| Timestamp | Curator | Action | Notes |
|---|---|---|---|
| 2026-01-27T06:35:55.804474Z | togo-import | Imported from TOGO Medium | Source: JCM, ID: M837 |
| 2026-01-28T19:48:35.863060Z | chebi-enrichment | Added CHEBI ontology terms to ingredients | Enriched using MicrobeMediaParam and MediaDive chemical mappings |
| 2026-03-13T06:20:12.429081Z | culturemech-id-assigner-v1.0 | Assigned CultureMech ID | Assigned stable identifier: CultureMech:010251 |
| 2026-03-17T06:30:41.000000Z | mediaingredientmech-enrichment-v1.0 | Added MediaIngredientMech links | Linked ingredients to MediaIngredientMech identifiers |
| 2026-03-17T19:46:31.371894+00:00 | normalize_media_names_to_snake_case.py | NAME_NORMALIZED | Normalized name from "Modified CSY-3 Agar" to "modified_csy_3_agar" for consistent matching |
| 2026-06-05T07:40:44.901597+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. |
| 2026-09-11T00:00:00-07:00 | repair_togo_m837_modified_csy3_score15.py | RESOLVED_TOGO_M837_MODIFIED_CSY3_AGAR | Restored the source-level BD-Difco Casitone, BD-BBL Phytone peptone, BD-Difco yeast extract, ferric ammonium citrate, agar, and sea-water formulation from MediaDive J802; corrected sea water from 1 g/L to 1000.0 ml/L; added pH 7.5; and linked the MediaDive J802 source duplicate. |