Overview
- External ontology
- mediadive.medium:513 (source link unavailable) — PP-MEDIUM
- Applications
-
- Microbial cultivation
- pH
- 7.0
- Notes
- Source: DSMZ | Link: https://www.dsmz.de/microorganisms/medium/pdf/DSMZ_Medium513.pdf
Composition
flowchart LR
CultureMech_001645["pp_medium"]
ing0_Polypeptone["Polypeptone"]
CultureMech_001645 --> ing0_Polypeptone
ing1_Yeast_extract["Yeast extract"]
CultureMech_001645 --> ing1_Yeast_extract
ing2_MgSO4_x_7_H2O["MgSO4 x 7 H2O"]
CultureMech_001645 --> ing2_MgSO4_x_7_H2O
CHEBI_31795["CHEBI:31795"]
ing2_MgSO4_x_7_H2O -.-> CHEBI_31795
ing3_Agar["Agar"]
CultureMech_001645 --> ing3_Agar
CHEBI_2509["CHEBI:2509"]
ing3_Agar -.-> CHEBI_2509
Ingredients (4)
| # | Ingredient | Concentration | Ontology | Notes |
|---|---|---|---|---|
| 1 | Polypeptone | 10 G_PER_L | ||
| 2 | Yeast extract | 2 G_PER_L | ||
| 3 |
MgSO4 x 7 H2O
7H2O.Mg.O4S 246.473 g/mol
|
1 G_PER_L |
CHEBI:31795
magnesium sulfate heptahydrate
|
|
| 4 | Agar | 15 G_PER_L |
CHEBI:2509
agar
|
Preparation
- pH of medium should be 7.0.
Target organisms
No target organisms are recorded.
Provenance
| Timestamp | Curator | Action | Notes |
|---|---|---|---|
| 2026-01-26T17:53:11.475587Z | mediadive-import | Imported from MediaDive | Source: DSMZ, ID: 513 |
| 2026-03-13T06:19:06.137542Z | culturemech-id-assigner-v1.0 | Assigned CultureMech ID | Assigned stable identifier: CultureMech:001645 |
| 2026-03-17T06:30:48.000000Z | mediaingredientmech-enrichment-v1.0 | Added MediaIngredientMech links | Linked ingredients to MediaIngredientMech identifiers |
| 2026-03-17T19:45:18.304415+00:00 | normalize_media_names_to_snake_case.py | NAME_NORMALIZED | Normalized name from "PP-MEDIUM" to "pp_medium" for consistent matching |
| 2026-06-05T07:41:42.405944+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. |
| 2026-10-07T12:21:30.028294+00:00 | codex | CURATED_MEDIUM_CONCENTRATION_SOURCE_EVIDENCE | Exact medium/source membership, ingredient inventory/forms, physical-state conditions, literal snippets, and arithmetic checked. Stock boundaries, source-only rows, preparation context, and variants remain explicit follow-up tasks; secondary chemical mappings unchanged. |