Resazurin — MIM

Ontology mapping

Primary identifier: CHEBI:8806
kg-microbe node: CHEBI:8806

Physicochemical roles

Role
REDOX_INDICATOR
Confidence
1.0
Evidence
- Reference text
  CultureMech database (1309 occurrences as 'pH dependent redox indicator')
  Reference type
  DATABASE_ENTRY
  Url
  https://github.com/CultureBotAI/CultureMech
  Excerpt
  Role: pH dependent redox indicator; Properties: Defined component, Organic compound, Simple componen
  Curator note
  Widespread use in media formulations (1309 occurrences). High confidence based on 'Defined component' property.

Synonyms (14)

Synonym	Type	Source
Role: pH dependent redox indicator; Properties: Defined component, Organic compound, Simple componen	RAW_TEXT	CultureMech
Role: pH dependent redox indicator; Properties: Defined component, Simple component, Organic compoun	RAW_TEXT	CultureMech
Role: pH dependent redox indicator; Properties: Organic compound, Defined component, Simple componen	RAW_TEXT	CultureMech
Role: pH dependent redox indicator; Properties: Organic compound, Simple component, Defined componen	RAW_TEXT	CultureMech
Role: pH dependent redox indicator; Properties: Simple component, Defined component, Organic compoun	RAW_TEXT	CultureMech
Sodium resazurin	EXACT	manual
resazurin sodium salt	EXACT	manual
Sodium resazurin (0.1% w/v)	RAW_TEXT	culturemech:output/ingredient_occurrences.tsv
Resazurin (0,1%)	RAW_TEXT	culturemech:output/ingredient_occurrences.tsv
Resazurin (0.1%)	RAW_TEXT	culturemech:output/ingredient_occurrences.tsv
Resazurin (0.02%)	RAW_TEXT	culturemech:output/ingredient_occurrences.tsv
Resazurin (0.025%)	RAW_TEXT	culturemech:output/ingredient_occurrences.tsv
Resazurin (0.1% w/v in water)	RAW_TEXT	culturemech:output/ingredient_occurrences.tsv
Resazurin (1 mg/L)	RAW_TEXT	culturemech:output/ingredient_occurrences.tsv

Chemical properties

Cas rn: 550-82-3
Data source: PubChem API
Retrieval date: 2026-04-05T19:53:48.363578+00:00
Molecular formula: C12H7NO4
Inchi: InChI=1S/C12H7NO4/c14-7-1-3-9-11(5-7)17-12-6-8(15)2-4-10(12)13(9)16/h1-6,14H
Smiles: O=c1ccc2[n+]([O-])c3ccc(O)cc3oc-2c1

Evidence (2)

DATABASE_MATCH via CultureMech

Imported from CultureMech pipeline, quality=DIRECT_MATCH

LITERATURE SUPPORTvia PubMed search ('Resazurin') PMID:28470513

The assays selected for this chapter include MTT, WST, and resazurin.

Auto-proposed; curator should rephrase or remove.

Occurrence statistics

Total occurrences: 3,671
Distinct media: 3,671

Curation history

Timestamp	Curator	Action	New status	Changes
2026-03-09T06:54:18.022301+00:00	import_from_culturemech	IMPORTED	MAPPED	Initial import from CultureMech pipeline
2026-04-05T19:53:48.363602+00:00	fetch_cas_rn_from_pubchem	ADDED_CAS_RN	MAPPED	Added CAS-RN:550-82-3 from PubChem API via name lookup (Resazurin)
2026-04-05T23:46:51.829814+00:00	fetch_cas_rn_with_preprocessing	ADDED_CAS_RN	MAPPED	Added CAS-RN:550-82-3 from PubChem API (ontology label) via name preprocessing (resazurin)
2026-04-17T12:00:00+00:00	synonym_expansion_cbclaw LLM	ADDED_SYNONYMS	MAPPED	Added 2 synonyms for unmapped CultureMech surface forms
2026-04-18T00:00:00+00:00	cbclaw_kg_microbe_sweep LLM	ADDED_SYNONYMS	MAPPED	Added 2 synonyms from kg-microbe P4.4 enrichment: Sodium resazurin, resazurin sodium salt
2026-04-19T07:39:23.955331+00:00	audit_mim_merge	MERGED_FROM_DUPLICATES	MAPPED	Absorbed 1 duplicate MIM record(s) into this one: Resazurin_2.yaml. Synonyms, curation_history, and occurrence counts were unioned/summed; winner selected by highest occurrence count with preferred_term readability tie-break.
2026-05-01T07:35:36.045064+00:00	auto_classify_ingredient_type	AUTO_CLASSIFY_INGREDIENT_TYPE		set ingredient_type=SINGLE_INGREDIENT (CHEBI primary)
2026-05-01T08:08:32.139172+00:00	auto_classify_ingredient_type	AUTO_BACKFILL_CHEBI_CHEMISTRY		molecular_formula=C12H7NO4; inchi=InChI=1S/C12H7NO4/c14-7-1-3-9-11(5-7)17-12-6-8(15); smiles=O=c1ccc2[n+]([O-])c3ccc(O)cc3oc-2c1
2026-05-01T08:09:48.113952+00:00	auto_classify_ingredient_type	APPLY_EVIDENCE_PROPOSAL		added pmid=28470513 from propose-evidence batch
2026-05-02T03:12:18.084005+00:00	auto_classify_ingredient_type	AUTO_CLASSIFY_INGREDIENT_TYPE		set ingredient_type=SINGLE_INGREDIENT (chemical structure populated (molecular_formula))
2026-05-29T23:35:36.112728+00:00	extract_roles_from_synonyms	ANNOTATED		Added media role: REDOX_INDICATOR (confidence: 1.00)
2026-07-20T00:00:00+00:00	migrate_media_roles_to_facets	ANNOTATED		Migrated legacy media_roles to role facets (#128): REDOX_INDICATOR -> physicochemical_roles.REDOX_INDICATOR
2026-08-27T03:16:39.519799+00:00	refresh_occurrence_statistics	CORRECTED		occurrence_statistics 52/1309 -> 3671/3671 (media_count/total_occurrences), derived from distinct CultureMech recipe ids in the #337 occurrence table. The prior values came from the importer retired in #453, whose media_count counted a list truncated to 50 examples (#449). [source=ingredient_occurrences.tsv culturemech_rev=15a4da5c08 rows=194137 distinct_recipes=15257]
2026-08-30T04:48:06.233536+00:00	claude_culturemech_alias_backfill	ADDED_SYNONYMS		Added 7 CultureMech recipe surface form(s) that folded onto this record's published label but were absent from MIM's label index, so CultureMech could not resolve them: 'Sodium resazurin (0.1% w/v)' (x18 CultureMech mentions); 'Resazurin (0,1%)' (x3 CultureMech mentions); 'Resazurin (0.1%)' (x2 CultureMech mentions); 'Resazurin (0.02%)' (x1 CultureMech mentions); 'Resazurin (0.025%)' (x1 CultureMech mentions); 'Resazurin (0.1% w/v in water)' (x1 CultureMech mentions); 'Resazurin (1 mg/L)' (x1 CultureMech mentions). Source: culturemech:output/ingredient_occurrences.tsv.