Overview
- External ontology
- mediadive.medium:1 (source link unavailable) — NUTRIENT AGAR
- Applications
-
- Microbial cultivation
- pH
- 7.0
- Notes
- Source: DSMZ | Link: https://www.dsmz.de/microorganisms/medium/pdf/DSMZ_Medium1.pdf Cross-reference: ATCC:1 (NUTRIENT AGAR)
Composition
flowchart LR
CultureMech_001297["nutrient_agar"]
ing0_Peptone["Peptone"]
CultureMech_001297 --> ing0_Peptone
ing1_Meat_extract["Meat extract"]
CultureMech_001297 --> ing1_Meat_extract
ing2_Agar["Agar"]
CultureMech_001297 --> ing2_Agar
CHEBI_2509["CHEBI:2509"]
ing2_Agar -.-> CHEBI_2509
Ingredients (3)
| # | Ingredient | Concentration | Ontology | Notes |
|---|---|---|---|---|
| 1 | Peptone | 5 G_PER_L |
MICRO:0000178 (source link unavailable)
Peptone
|
|
| 2 | Meat extract | 3 G_PER_L | ||
| 3 | Agar | 15 G_PER_L |
CHEBI:2509
agar
|
(for solid medium) |
Preparation
- Adjust pH to 7.0.
- For Bacillus strains the addition of 10.0 mg MnSO4 x H2O is recommended for sporulation.
Target organisms
No target organisms are recorded.
Provenance
| Timestamp | Curator | Action | Notes |
|---|---|---|---|
| 2026-01-26T17:53:09.954458Z | mediadive-import | Imported from MediaDive | Source: DSMZ, ID: 1 |
| 2026-02-20T07:33:34.000000Z | atcc-crossref-backfill | Added ATCC cross-reference | ATCC:1 verified equivalent (verified 2026-02-19) |
| 2026-03-13T06:19:02.984675Z | culturemech-id-assigner-v1.0 | Assigned CultureMech ID | Assigned stable identifier: CultureMech:001297 |
| 2026-03-17T06:30:03.000000Z | mediaingredientmech-enrichment-v1.0 | Added MediaIngredientMech links | Linked ingredients to MediaIngredientMech identifiers |
| 2026-03-17T19:45:14.856665+00:00 | normalize_media_names_to_snake_case.py | NAME_NORMALIZED | Normalized name from "NUTRIENT AGAR" to "nutrient_agar" for consistent matching |
| 2026-06-05T07:41:40.108258+00:00 | mim-legacy-to-chebi-migration-v1.0 | Refreshed legacy MediaIngredientMech links to CHEBI keying | Replaced 1 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_m2339_m2340_score15.py | LINKED_TOGO_M2339_M2340_DSMZ_MEDIUM_1 | Linked TOGO M2339 as a source duplicate and TOGO M2340 as a 10 mg/L MnSO4 x H2O supplemented variant of DSMZ Medium 1. |
| 2026-09-11T00:00:00-07:00 | repair_togo_m3116_score15.py | LINKED_TOGO_M3116_SOURCE_DUPLICATE | Linked TOGO M3116 as a source duplicate of DSMZ Medium 1. |
| 2026-09-12T00:00:00-07:00 | repair_togo_m2200_horse_serum_score15.py | LINKED_TOGO_M2200_HORSE_SERUM_VARIANT | Linked TOGO M2200 as a 20% horse-serum variant of DSMZ Medium 1. |
| 2026-09-13T00:00:00-07:00 | repair_bacterial_score10_exact_terms_batch6.py | GROUNDED_BACTERIAL_SCORE10_EXACT_TERMS_BATCH6 | Applied local mappings for Peptone. |
| 2026-10-07T10:55:41.454416+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. |