Bacto peptone

Ontology mapping

Primary identifier: MICRO:0000178
Ontology label: peptone

Nutritional roles

Role
PROTEIN_SOURCE
Confidence
0.8
Evidence
- Reference type
  COMPUTATIONAL_PREDICTION
  Reference text
  Inferred from curated media-role name pattern
  Curator note
  Provisional role from a curated name-pattern rule; review recommended.

Synonyms (28)

Synonym	Type	Source
Bacto peptone	EXACT_SYNONYM	manual
Bacto peptone (BD-Difco)	CATALOG_VARIANT	manual
Bacto Peptone (Difco)	CATALOG_VARIANT	manual
Bacto Peptone	EXACT_SYNONYM	manual
Bacto-Peptone (BD)	CATALOG_VARIANT	manual
Peptone, Bacto (BD 211677)	CATALOG_VARIANT	manual
Peptone (Oxoid)	CATALOG_VARIANT	manual
Peptone (BD--Difco)	CATALOG_VARIANT	manual
Peptone (BD Bacto)	CATALOG_VARIANT	manual
Peptone (BD-Difco)	CATALOG_VARIANT	manual
Peptone (BD BACTO)	CATALOG_VARIANT	manual
Peptone (BBL 11910)	CATALOG_VARIANT	manual
Oxoid peptone	CATALOG_VARIANT	manual
Bacto peptone (BD--Difco)	CATALOG_VARIANT	manual
Peptone from meat	EXACT_SYNONYM	manual
Peptone (meat)	EXACT_SYNONYM	manual
Peptone from meat (pepsin-digested)	EXACT_SYNONYM	manual
Bacteriological peptone	EXACT_SYNONYM	manual
Neopeptone	EXACT_SYNONYM	manual
Neopeptone (BD-Difco)	CATALOG_VARIANT	manual
Neopeptone (Difco Laboratories, Detroit, Ml)	CATALOG_VARIANT	manual
Gelatin peptone	RELATED_SYNONYM	manual
Universal peptone	RELATED_SYNONYM	manual
Universal peptone (Merck)	CATALOG_VARIANT	manual
Peptone mixture	RELATED_SYNONYM	manual
Fish peptone (Fluka)	CATALOG_VARIANT	manual
peptone	EXACT_SYNONYM	manual
Peptone	EXACT_SYNONYM	manual

Rejected enrichment labels (2)

Provenance-only candidates: these are not synonyms and do not resolve to this record.

Rejected label	Disposition	Source	Occurrences
Meat peptone	REJECTED_LABEL	manual
Fish peptone	REJECTED_LABEL	manual

Evidence (2)

CURATOR_JUDGMENT via cbclaw_foodon_promotion

Commercial food mixture - FOODON is correct parent ontology. Bacto Peptone (BD/Difco) is an enzymatic digest of animal protein (per Difco manual, primarily meat tissue); mapped to FOODON parent 'animal protein (hydrolyzed)'. No exact FOODON term for bacto peptone. CLOSE_MATCH.

CURATOR_JUDGMENT via manual review of MICRO ontology coverage

Bacto Peptone is the brand name for generic peptone. MICRO:0000178 is the precise term; FOODON:03315718 was a less-specific parent.

Occurrence statistics

Total occurrences: 2,255
Distinct media: 2,251

Curation history

Timestamp	Curator	Action	New status	Changes
2026-04-18T04:19:36+00:00	foodon_promotion_cbclaw LLM	CREATED	MAPPED	Created new mapped entry for bacto peptone / generic peptone / meat peptone family with FOODON:03315718 (animal protein, hydrolyzed). Covers Bacto, Neopeptone, Oxoid Peptone, meat peptones, fish peptone, and bare 'peptone' variants.
2026-05-01T07:35:32.333463+00:00	auto_classify_ingredient_type	AUTO_CLASSIFY_INGREDIENT_TYPE		set ingredient_type=UNDEFINED_MIXTURE (name matches complex pattern 'peptone')
2026-05-02T01:19:04.369178+00:00	manual_micro_specificity_pass	UPGRADE_FOODON_PARENT_TO_MICRO_SPECIFIC		FOODON:03315718 → MICRO:0000178 (more specific MICRO term)
2026-05-02T03:12:12.694884+00:00	auto_classify_ingredient_type	AUTO_CLASSIFY_INGREDIENT_TYPE		set ingredient_type=UNDEFINED_MIXTURE (name matches complex pattern 'peptone')
2026-06-03T02:06:01.735397+00:00	infer_roles_from_name_lists	ANNOTATED		Added media role: PROTEIN_SOURCE (confidence: 0.80)
2026-07-20T00:00:00+00:00	migrate_media_roles_to_facets	ANNOTATED		Migrated legacy media_roles to role facets (#128): PROTEIN_SOURCE -> nutritional_roles.PROTEIN_SOURCE
2026-08-27T03:16:39.518393+00:00	refresh_occurrence_statistics	CORRECTED		occurrence_statistics 0/0 -> 2251/2255 (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]
2026-09-24T07:48:22.445824+00:00	claude LLM	REJECTED_WRONG_SUBSTANCE_SYNONYMS	MAPPED	Retyped REJECTED_LABEL: 'Meat peptone' (EXACT_SYNONYM), 'Fish peptone' (RELATED_SYNONYM): names of other peptone products, each with its own record (Fish_peptone, Meat_peptone) (#669). Kept as provenance only; it must not resolve, be exported, or enter the SSSOM other column.