Overview
- External ontology
- TOGO:M537 — PY Medium (B)
- Applications
-
- Microbial cultivation
- Notes
- Source: https://togomedium.org/medium/M537 Original source: JCM - JCM_M535 Original URL: https://www.jcm.riken.jp/cgi-bin/jcm/jcm_grmd?GRMD=535
Composition
flowchart LR
CultureMech_009929["py_medium_b"]
ing0_Distilled_water["Distilled water"]
CultureMech_009929 --> ing0_Distilled_water
CHEBI_15377["CHEBI:15377"]
ing0_Distilled_water -.-> CHEBI_15377
ing1_NaCl["NaCl"]
CultureMech_009929 --> ing1_NaCl
CHEBI_26710["CHEBI:26710"]
ing1_NaCl -.-> CHEBI_26710
ing2_CaCl2_2H2O["CaCl2・2H2O"]
CultureMech_009929 --> ing2_CaCl2_2H2O
CHEBI_86158["CHEBI:86158"]
ing2_CaCl2_2H2O -.-> CHEBI_86158
ing3_Na2MoO4_2H2O["Na2MoO4・2H2O"]
CultureMech_009929 --> ing3_Na2MoO4_2H2O
CHEBI_75213["CHEBI:75213"]
ing3_Na2MoO4_2H2O -.-> CHEBI_75213
ing4_MgCl2_6H2O["MgCl2・6H2O"]
CultureMech_009929 --> ing4_MgCl2_6H2O
CHEBI_86345["CHEBI:86345"]
ing4_MgCl2_6H2O -.-> CHEBI_86345
ing5_CuCl2_2H2O["CuCl2・2H2O"]
CultureMech_009929 --> ing5_CuCl2_2H2O
CHEBI_86318["CHEBI:86318"]
ing5_CuCl2_2H2O -.-> CHEBI_86318
ing6_FeCl3_6H2O["FeCl3・6H2O"]
CultureMech_009929 --> ing6_FeCl3_6H2O
CHEBI_86254["CHEBI:86254"]
ing6_FeCl3_6H2O -.-> CHEBI_86254
ing7_Yeast_extract__BD_Difco_["Yeast extract (BD-Difco)"]
CultureMech_009929 --> ing7_Yeast_extract__BD_Difco_
ing8_Polypepton__Nihon_Pharm__Co__["Polypepton (Nihon Pharm. Co.)"]
CultureMech_009929 --> ing8_Polypepton__Nihon_Pharm__Co__
Ingredients (9)
| # | Ingredient | Concentration | Ontology | Notes |
|---|---|---|---|---|
| 1 |
Distilled water
H2O 18.015 g/mol
|
1 G_PER_L |
CHEBI:15377
water
|
Role: Solvating media; Properties: Defined component, Inorganic compound, Simple component |
| 2 |
NaCl
Cl.Na 58.443 g/mol
|
30 G_PER_L |
CHEBI:26710
sodium chloride
|
Role: Mineral source; Properties: Inorganic compound, Simple component, Defined component |
| 3 |
CaCl2・2H2O
Ca.2Cl.2H2O 147.014 g/mol
|
0.005 G_PER_L |
CHEBI:86158
calcium chloride dihydrate
|
Role: Mineral source; Properties: Inorganic compound, Simple component, Defined component |
| 4 |
Na2MoO4・2H2O
2H2O.MoO4.2Na 241.946 g/mol
|
0.005 G_PER_L |
CHEBI:75213
sodium molybdate dihydrate
|
Role: Mineral source; Properties: Defined component, Simple component, Inorganic compound |
| 5 |
MgCl2・6H2O
2Cl.6H2O.Mg 203.301 g/mol
|
5 G_PER_L |
CHEBI:86345
magnesium dichloride hexahydrate
|
Role: Mineral source; Properties: Inorganic compound, Simple component, Defined component |
| 6 |
CuCl2・2H2O
Cl2Cu.2H2O 170.482 g/mol
|
0.004 G_PER_L |
CHEBI:86318
copper(II) chloride dihydrate
|
Role: Mineral source; Properties: Defined component, Simple component, Inorganic compound |
| 7 |
FeCl3・6H2O
Cl3Fe.6H2O 270.294 g/mol
|
0.006 G_PER_L |
CHEBI:86254
iron trichloride hexahydrate
|
Role: Mineral source; Properties: Defined component, Simple component, Inorganic compound |
| 8 | Yeast extract (BD-Difco) | 0.5 G_PER_L | Properties: Undefined component | |
| 9 | Polypepton (Nihon Pharm. Co.) | 2 G_PER_L | Properties: Undefined component |
Target organisms
No target organisms are recorded.
Provenance
| Timestamp | Curator | Action | Notes |
|---|---|---|---|
| 2026-01-27T06:35:55.248986Z | togo-import | Imported from TOGO Medium | Source: JCM, ID: M537 |
| 2026-01-28T19:48:08.319347Z | chebi-enrichment | Added CHEBI ontology terms to ingredients | Enriched using MicrobeMediaParam and MediaDive chemical mappings |
| 2026-03-13T06:20:10.022827Z | culturemech-id-assigner-v1.0 | Assigned CultureMech ID | Assigned stable identifier: CultureMech:009929 |
| 2026-03-17T06:29:42.000000Z | mediaingredientmech-enrichment-v1.0 | Added MediaIngredientMech links | Linked ingredients to MediaIngredientMech identifiers |
| 2026-03-17T19:46:28.963512+00:00 | normalize_media_names_to_snake_case.py | NAME_NORMALIZED | Normalized name from "PY Medium (B)" to "py_medium_b" for consistent matching |
| 2026-06-05T07:40:42.281858+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. |