emersons_yeast_starch_agar

CultureMech:010051 bacterial COMPLEX SOLID_AGAR
Original name: Emerson's Yeast-Starch Agar

Overview

External ontology
TOGO:M64 — Emerson's Yeast-Starch Agar
Applications
  • Microbial cultivation
Notes
Source: https://togomedium.org/medium/M64 Original source: JCM - JCM_M73 Original URL: https://www.jcm.riken.jp/cgi-bin/jcm/jcm_grmd?GRMD=73

Composition

flowchart LR
    CultureMech_010051["emersons_yeast_starch_agar"]
    ing0_Distilled_water["Distilled water"]
    CultureMech_010051 --> ing0_Distilled_water
    CHEBI_15377["CHEBI:15377"]
    ing0_Distilled_water -.-> CHEBI_15377
    ing1_MgSO4_7H2O["MgSO4・7H2O"]
    CultureMech_010051 --> ing1_MgSO4_7H2O
    CHEBI_31795["CHEBI:31795"]
    ing1_MgSO4_7H2O -.-> CHEBI_31795
    ing2_K2HPO4["K2HPO4"]
    CultureMech_010051 --> ing2_K2HPO4
    CHEBI_131527["CHEBI:131527"]
    ing2_K2HPO4 -.-> CHEBI_131527
    ing3_Soluble_starch["Soluble starch"]
    CultureMech_010051 --> ing3_Soluble_starch
    CHEBI_28017["CHEBI:28017"]
    ing3_Soluble_starch -.-> CHEBI_28017
    ing4_Agar["Agar"]
    CultureMech_010051 --> ing4_Agar
    CHEBI_2509["CHEBI:2509"]
    ing4_Agar -.-> CHEBI_2509
    ing5_Yeast_extract__BD_Difco_["Yeast extract (BD-Difco)"]
    CultureMech_010051 --> ing5_Yeast_extract__BD_Difco_

Ingredients (6)

# Ingredient Concentration Ontology Notes
1 Distilled water
H2O 18.015 g/mol
1 G_PER_L CHEBI:15377
water
 Role: Solvating media; Properties: Defined component, Inorganic compound, Simple component
2 MgSO4・7H2O
7H2O.Mg.O4S 246.473 g/mol
0.5 G_PER_L CHEBI:31795
magnesium sulfate heptahydrate
 Role: Mineral source; Properties: Defined component, Inorganic compound, Simple component
3 K2HPO4
HO4P.2K 174.174 g/mol
1 G_PER_L CHEBI:131527
dipotassium hydrogen phosphate
 Role: Buffer; Properties: Defined component, Inorganic compound, Simple component
4 Soluble starch 15 G_PER_L CHEBI:28017
starch
 Role: Carbon source; Properties: Undefined component
5 Agar 15 G_PER_L CHEBI:2509
agar
 Role: Solidifying component
6 Yeast extract (BD-Difco) 4 G_PER_L Properties: Undefined component

Solutions

Na2CO3 solution

Dose: variable VARIABLE

Role: Buffer; Properties: Defined component, Inorganic compound, Solution

Target organisms

No target organisms are recorded.

Provenance

TimestampCuratorActionNotes
2026-01-27T06:35:55.446686Z togo-import Imported from TOGO Medium Source: JCM, ID: M64
2026-01-28T19:48:25.020067Z chebi-enrichment Added CHEBI ontology terms to ingredients Enriched using MicrobeMediaParam and MediaDive chemical mappings
2026-02-03T00:00:00+00:00 schema-defaulter-v1.0 Applied schema defaults and normalizations Added default concentration for ingredient: Na2CO3 solution
2026-03-09T08:04:41.377332+00:00 solution-migrator-v1.0 Migrated solutions from ingredients to solutions array Moved 1 solution(s) from ingredients
2026-03-13T06:20:10.961816Z culturemech-id-assigner-v1.0 Assigned CultureMech ID Assigned stable identifier: CultureMech:010051
2026-03-14T00:00:00+00:00 schema-defaulter-v1.0 Applied schema defaults and normalizations Added default solution name
2026-03-17T06:30:18.000000Z mediaingredientmech-enrichment-v1.0 Added MediaIngredientMech links Linked ingredients to MediaIngredientMech identifiers
2026-03-17T19:46:29.890863+00:00 normalize_media_names_to_snake_case.py NAME_NORMALIZED Normalized name from "Emerson's Yeast-Starch Agar" to "emersons_yeast_starch_agar" for consistent matching
2026-05-16T09:03:31.428296+00:00 migrate_legacy_fields.py MIGRATED_LEGACY_FIELDS curation_history.date->timestamp=2
2026-06-05T07:40:59.508295+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.
2026-06-10T06:57:43.032056+00:00 mgso4-heptahydrate-term-fix-v1.0 Corrected MgSO4·7H2O primary term grounding to heptahydrate Re-grounded 1 heptahydrate-labelled ingredient(s) from CHEBI:32599 (generic magnesium sulfate) to CHEBI:31795 (magnesium sulfate heptahydrate). Generic/hexahydrate labels untouched.
2026-06-10T07:46:56.688808+00:00 primary-term-label-canonicalization-v1.0 Canonicalized primary term label to OBO canonical (OAK) 1 primary term(s); ingredient name resolved by OAK sqlite:obo:chebi.