columbia_agar

CultureMech:001853 bacterial COMPLEX SOLID_AGAR
Original name: COLUMBIA AGAR

Overview

External ontology
mediadive.medium:715 (source link unavailable) — COLUMBIA AGAR
Applications
  • Microbial cultivation
pH range
{'min': 7.0, 'max': 7.2}
Notes
Source: DSMZ | Link: https://www.dsmz.de/microorganisms/medium/pdf/DSMZ_Medium715.pdf

Composition

flowchart LR
    CultureMech_001853["columbia_agar"]
    ing0_Peptone_mixture["Peptone mixture"]
    CultureMech_001853 --> ing0_Peptone_mixture
    ing1_Starch["Starch"]
    CultureMech_001853 --> ing1_Starch
    CHEBI_28017["CHEBI:28017"]
    ing1_Starch -.-> CHEBI_28017
    ing2_NaCl["NaCl"]
    CultureMech_001853 --> ing2_NaCl
    CHEBI_26710["CHEBI:26710"]
    ing2_NaCl -.-> CHEBI_26710
    ing3_Agar["Agar"]
    CultureMech_001853 --> ing3_Agar
    CHEBI_2509["CHEBI:2509"]
    ing3_Agar -.-> CHEBI_2509

Ingredients (4)

# Ingredient Concentration Ontology Notes
1 Peptone mixture 23 G_PER_L
2 Starch 1 G_PER_L CHEBI:28017
starch
3 NaCl
Cl.Na 58.443 g/mol
5 G_PER_L CHEBI:26710
sodium chloride
4 Agar 10 G_PER_L CHEBI:2509
agar

Preparation

  1. Adjust pH to 7.0 - 7.2.

Target organisms

No target organisms are recorded.

Provenance

TimestampCuratorActionNotes
2026-01-26T17:53:12.011287Z mediadive-import Imported from MediaDive Source: DSMZ, ID: 715
2026-03-13T06:19:07.763428Z culturemech-id-assigner-v1.0 Assigned CultureMech ID Assigned stable identifier: CultureMech:001853
2026-03-17T06:29:52.000000Z mediaingredientmech-enrichment-v1.0 Added MediaIngredientMech links Linked ingredients to MediaIngredientMech identifiers
2026-03-17T19:45:20.113451+00:00 normalize_media_names_to_snake_case.py NAME_NORMALIZED Normalized name from "COLUMBIA AGAR" to "columbia_agar" for consistent matching
2026-05-20T06:01:12.343556+00:00 migrate_ph_range.py MIGRATED_PH_RANGE ph_range '7-7.2' -> {'min': 7.0, 'max': 7.2}
2026-06-05T07:40:54.629181+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.
2026-10-07T12:21:30.028294+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.