Overview
- External ontology
- TOGO:M227 — Pyse Medium
- Applications
-
- Microbial cultivation
- Notes
- Source: https://togomedium.org/medium/M227 Original source: JCM - JCM_M235 Original URL: https://www.jcm.riken.jp/cgi-bin/jcm/jcm_grmd?GRMD=235
Composition
flowchart LR
CultureMech_008865["pyse_medium"]
ing0_Distilled_water["Distilled water"]
CultureMech_008865 --> ing0_Distilled_water
CHEBI_15377["CHEBI:15377"]
ing0_Distilled_water -.-> CHEBI_15377
ing1_MgSO4_7H2O["MgSO4・7H2O"]
CultureMech_008865 --> ing1_MgSO4_7H2O
CHEBI_31795["CHEBI:31795"]
ing1_MgSO4_7H2O -.-> CHEBI_31795
ing2_Yeast_extract["Yeast extract"]
CultureMech_008865 --> ing2_Yeast_extract
ing3_NaCl["NaCl"]
CultureMech_008865 --> ing3_NaCl
CHEBI_26710["CHEBI:26710"]
ing3_NaCl -.-> CHEBI_26710
ing4_MgCl2_6H2O["MgCl2・6H2O"]
CultureMech_008865 --> ing4_MgCl2_6H2O
CHEBI_86345["CHEBI:86345"]
ing4_MgCl2_6H2O -.-> CHEBI_86345
ing5_KCl["KCl"]
CultureMech_008865 --> ing5_KCl
CHEBI_32588["CHEBI:32588"]
ing5_KCl -.-> CHEBI_32588
ing6_CaSO4_2H2O["CaSO4・2H2O"]
CultureMech_008865 --> ing6_CaSO4_2H2O
CHEBI_32583["CHEBI:32583"]
ing6_CaSO4_2H2O -.-> CHEBI_32583
ing7_Peptone["Peptone"]
CultureMech_008865 --> ing7_Peptone
Ingredients (8)
| # | 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 |
MgSO4・7H2O
7H2O.Mg.O4S 246.473 g/mol
|
2.65 G_PER_L |
CHEBI:31795
magnesium sulfate heptahydrate
|
Role: Mineral source; Properties: Simple component, Defined component, Inorganic compound |
| 3 | Yeast extract | 3 G_PER_L | Role: Nutrient source; Properties: Undefined component | |
| 4 |
NaCl
Cl.Na 58.443 g/mol
|
15 G_PER_L |
CHEBI:26710
sodium chloride
|
Role: Mineral source; Properties: Inorganic compound, Simple component, Defined component |
| 5 |
MgCl2・6H2O
2Cl.6H2O.Mg 203.301 g/mol
|
5.4 G_PER_L |
CHEBI:86345
magnesium dichloride hexahydrate
|
Role: Mineral source; Properties: Defined component, Simple component, Inorganic compound |
| 6 |
KCl
Cl.K 74.551 g/mol
|
0.35 G_PER_L |
CHEBI:32588
potassium chloride
|
Role: Mineral source; Properties: Simple component, Inorganic compound, Defined component |
| 7 |
CaSO4・2H2O
Ca.2H2O.O4S 172.171 g/mol
|
0.65 G_PER_L |
CHEBI:32583
calcium sulfate dihydrate
|
Role: Mineral source; Properties: Simple component, Inorganic compound, Defined component |
| 8 | Peptone | 8 G_PER_L |
Target organisms
No target organisms are recorded.
Provenance
Merged from 1 source record.
- TOGO_M227_Pyse_Medium (CultureMech:008865)
| Timestamp | Curator | Action | Notes |
|---|---|---|---|
| 2026-01-27T06:35:54.659575Z | togo-import | Imported from TOGO Medium | Source: JCM, ID: M227 |
| 2026-01-28T19:48:21.979237Z | chebi-enrichment | Added CHEBI ontology terms to ingredients | Enriched using MicrobeMediaParam and MediaDive chemical mappings |
| 2026-03-13T06:20:00.840228Z | culturemech-id-assigner-v1.0 | Assigned CultureMech ID | Assigned stable identifier: CultureMech:008865 |
| 2026-03-17T06:30:12.000000Z | mediaingredientmech-enrichment-v1.0 | Added MediaIngredientMech links | Linked ingredients to MediaIngredientMech identifiers |
| 2026-03-17T19:46:19.527569+00:00 | normalize_media_names_to_snake_case.py | NAME_NORMALIZED | Normalized name from "Pyse Medium" to "pyse_medium" for consistent matching |
| 2026-06-05T07:40:35.930578+00:00 | mim-legacy-to-chebi-migration-v1.0 | Refreshed legacy MediaIngredientMech links to CHEBI keying | Replaced 3 legacy mediaingredientmech_term link(s) with mediaingredientmech_chebi_term (id-safe: ingredient's own CHEBI + label). MIM deprecated the MediaIngredientMech:NNNNNN id scheme. |
| 2026-06-10T06:57:25.853859+00:00 | mgso4-heptahydrate-term-fix-v1.0 | Corrected MgSO4·7H2O primary term grounding to heptahydrate | Re-grounded 1 heptahydrate-labelled ingredient(s) from CHEBI:32599 (generic magnesium sulfate) to CHEBI:31795 (magnesium sulfate heptahydrate). Generic/hexahydrate labels untouched. |
| 2026-08-06T03:05:10.865818+00:00 | merge_recipes.py | MERGED_RECIPES | merged 1 source recipe(s) on fingerprint 9381428a95c196b90e872459388228556b842cab91b25b1e7ccc97c76664fc91 |