Overview
- External ontology
- mediadive.medium:J48 (source link unavailable) — PEPTONE CORN AGAR
- Applications
-
- Microbial cultivation
- pH
- 7.2
- Notes
- Source: JCM | Link: https://www.jcm.riken.jp/cgi-bin/jcm/jcm_grmd?GRMD=48
Composition
flowchart LR
CultureMech_002840["peptone_corn_agar"]
ing0_Corn_steep_liquor["Corn steep liquor"]
CultureMech_002840 --> ing0_Corn_steep_liquor
ing1_Peptone["Peptone"]
CultureMech_002840 --> ing1_Peptone
ing2_Starch["Starch"]
CultureMech_002840 --> ing2_Starch
CHEBI_28017["CHEBI:28017"]
ing2_Starch -.-> CHEBI_28017
ing3_NaCl["NaCl"]
CultureMech_002840 --> ing3_NaCl
CHEBI_26710["CHEBI:26710"]
ing3_NaCl -.-> CHEBI_26710
ing4_CaCl2_x_2_H2O["CaCl2 x 2 H2O"]
CultureMech_002840 --> ing4_CaCl2_x_2_H2O
CHEBI_86158["CHEBI:86158"]
ing4_CaCl2_x_2_H2O -.-> CHEBI_86158
ing5_Agar["Agar"]
CultureMech_002840 --> ing5_Agar
CHEBI_2509["CHEBI:2509"]
ing5_Agar -.-> CHEBI_2509
Ingredients (6)
| # | Ingredient | Concentration | Ontology | Notes |
|---|---|---|---|---|
| 1 | Corn steep liquor | 5 G_PER_L | ||
| 2 | Peptone | 5 G_PER_L | ||
| 3 | Starch | 10 G_PER_L |
CHEBI:28017
starch
|
|
| 4 |
NaCl
Cl.Na 58.443 g/mol
|
5 G_PER_L |
CHEBI:26710
sodium chloride
|
|
| 5 |
CaCl2 x 2 H2O
Ca.2Cl.2H2O 147.014 g/mol
|
0.5 G_PER_L |
CHEBI:86158
calcium chloride dihydrate
|
|
| 6 | Agar | 16 G_PER_L |
CHEBI:2509
agar
|
Preparation
- Adjust pH to 7.2.
- Corn steep liquor, powder (Wako Pure Chemicals) may be substituted for corn steep liquor.
Target organisms
No target organisms are recorded.
Provenance
| Timestamp | Curator | Action | Notes |
|---|---|---|---|
| 2026-01-26T17:53:15.642134Z | mediadive-import | Imported from MediaDive | Source: JCM, ID: J48 |
| 2026-03-13T06:19:16.011578Z | culturemech-id-assigner-v1.0 | Assigned CultureMech ID | Assigned stable identifier: CultureMech:002840 |
| 2026-03-17T06:29:47.000000Z | mediaingredientmech-enrichment-v1.0 | Added MediaIngredientMech links | Linked ingredients to MediaIngredientMech identifiers |
| 2026-03-17T19:45:29.488163+00:00 | normalize_media_names_to_snake_case.py | NAME_NORMALIZED | Normalized name from "PEPTONE CORN AGAR" to "peptone_corn_agar" for consistent matching |
| 2026-06-05T07:41:41.303606+00:00 | mim-legacy-to-chebi-migration-v1.0 | Refreshed legacy MediaIngredientMech links to CHEBI keying | Replaced 4 legacy mediaingredientmech_term link(s) with mediaingredientmech_chebi_term (id-safe: ingredient's own CHEBI + label). MIM deprecated the MediaIngredientMech:NNNNNN id scheme. |
| 2026-10-07T14:33:27.670564+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. |