Overview
- External ontology
- mediadive.medium:669 (source link unavailable) — CYTOPHAGA MEDIUM
- Applications
-
- Microbial cultivation
- pH
- 7.5
- Notes
- Source: DSMZ | Link: https://www.dsmz.de/microorganisms/medium/pdf/DSMZ_Medium669.pdf
Composition
flowchart LR
CultureMech_001810["cytophaga_medium"]
ing0_Yeast_extract["Yeast extract"]
CultureMech_001810 --> ing0_Yeast_extract
ing1_NH4Cl["NH4Cl"]
CultureMech_001810 --> ing1_NH4Cl
CHEBI_31206["CHEBI:31206"]
ing1_NH4Cl -.-> CHEBI_31206
ing2_MgSO4_x_7_H2O["MgSO4 x 7 H2O"]
CultureMech_001810 --> ing2_MgSO4_x_7_H2O
CHEBI_31795["CHEBI:31795"]
ing2_MgSO4_x_7_H2O -.-> CHEBI_31795
ing3_K2HPO4["K2HPO4"]
CultureMech_001810 --> ing3_K2HPO4
CHEBI_131527["CHEBI:131527"]
ing3_K2HPO4 -.-> CHEBI_131527
ing4_FeCl3["FeCl3"]
CultureMech_001810 --> ing4_FeCl3
CHEBI_30808["CHEBI:30808"]
ing4_FeCl3 -.-> CHEBI_30808
ing5_NaCl["NaCl"]
CultureMech_001810 --> ing5_NaCl
CHEBI_26710["CHEBI:26710"]
ing5_NaCl -.-> CHEBI_26710
ing6_Agar["Agar"]
CultureMech_001810 --> ing6_Agar
CHEBI_2509["CHEBI:2509"]
ing6_Agar -.-> CHEBI_2509
ing7_Tap_water["Tap water"]
CultureMech_001810 --> ing7_Tap_water
CHEBI_15377["CHEBI:15377"]
ing7_Tap_water -.-> CHEBI_15377
Ingredients (8)
| # | Ingredient | Concentration | Ontology | Notes |
|---|---|---|---|---|
| 1 | Yeast extract | 10 G_PER_L | ||
| 2 |
NH4Cl
Cl.H4N 53.492 g/mol
|
1 G_PER_L |
CHEBI:31206
ammonium chloride
|
|
| 3 |
MgSO4 x 7 H2O
7H2O.Mg.O4S 246.473 g/mol
|
1 G_PER_L |
CHEBI:31795
magnesium sulfate heptahydrate
|
|
| 4 |
K2HPO4
HO4P.2K 174.174 g/mol
|
0.2 G_PER_L |
CHEBI:131527
dipotassium hydrogen phosphate
|
|
| 5 |
FeCl3
Cl3Fe 162.204 g/mol
|
0.001 G_PER_L |
CHEBI:30808
iron trichloride
|
|
| 6 |
NaCl
Cl.Na 58.443 g/mol
|
20 G_PER_L |
CHEBI:26710
sodium chloride
|
|
| 7 | Agar | 3 G_PER_L |
CHEBI:2509
agar
|
|
| 8 |
Tap water
H2O 18.015 g/mol
|
1000 G_PER_L |
CHEBI:15377
water
|
Preparation
- Adjust pH to 7.5.
Target organisms
No target organisms are recorded.
Provenance
| Timestamp | Curator | Action | Notes |
|---|---|---|---|
| 2026-01-26T17:53:11.891729Z | mediadive-import | Imported from MediaDive | Source: DSMZ, ID: 669 |
| 2026-03-13T06:19:07.384924Z | culturemech-id-assigner-v1.0 | Assigned CultureMech ID | Assigned stable identifier: CultureMech:001810 |
| 2026-03-17T06:30:28.000000Z | mediaingredientmech-enrichment-v1.0 | Added MediaIngredientMech links | Linked ingredients to MediaIngredientMech identifiers |
| 2026-03-17T19:45:19.688520+00:00 | normalize_media_names_to_snake_case.py | NAME_NORMALIZED | Normalized name from "CYTOPHAGA MEDIUM" to "cytophaga_medium" for consistent matching |
| 2026-06-05T07:40:55.235358+00:00 | mim-legacy-to-chebi-migration-v1.0 | Refreshed legacy MediaIngredientMech links to CHEBI keying | Replaced 7 legacy mediaingredientmech_term link(s) with mediaingredientmech_chebi_term (id-safe: ingredient's own CHEBI + label). MIM deprecated the MediaIngredientMech:NNNNNN id scheme. |
| 2026-06-10T07:46:55.094677+00:00 | primary-term-label-canonicalization-v1.0 | Canonicalized primary term label to OBO canonical (OAK) | 2 primary term(s); ingredient name resolved by OAK sqlite:obo:chebi. |
| 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. |