Overview
- Applications
-
- Algae cultivation
- Phytoplankton culture
- Microalgae research
- Notes
- Full recipe available at https://www.ccap.ac.uk/wp-content/uploads/MR_PPY.pdf
Composition
flowchart LR
CultureMech_000117["ppy"]
ing0_Proteose_peptone["Proteose peptone"]
CultureMech_000117 --> ing0_Proteose_peptone
ing1_Yeast_extract["Yeast extract"]
CultureMech_000117 --> ing1_Yeast_extract
Ingredients (2)
| # | Ingredient | Concentration | Ontology | Notes |
|---|---|---|---|---|
| 1 | Proteose peptone | 20.0 G_PER_L |
MICRO:0000180 (source link unavailable)
Proteose peptone
|
From CCAP Medium MR_PPY.pdf; Curated from CCAP Medium MR_PPY.pdf specification |
| 2 | Yeast extract | 2.5 G_PER_L |
FOODON:03315426
yeast extract
|
From CCAP Medium MR_PPY.pdf; Curated from CCAP Medium MR_PPY.pdf specification |
Target organisms
No target organisms are recorded.
Provenance
| Timestamp | Curator | Action | Notes |
|---|---|---|---|
| 2026-01-28T00:00:00+00:00 | ccap-import | Imported from CCAP Culture Collection | Source ID: PPY, PDF URL: https://www.ccap.ac.uk/wp-content/uploads/MR_PPY.pdf |
| 2026-02-03T00:00:00+00:00 | schema-defaulter-v1.0 | Applied schema defaults and normalizations | Added placeholder ingredients for missing composition |
| 2026-02-03T11:26:43.592488 | quality-tagger-v1.0 | Added data quality flag | Marked as incomplete_composition due to placeholder ingredients |
| 2026-03-13T06:18:53.207077Z | culturemech-id-assigner-v1.0 | Assigned CultureMech ID | Assigned stable identifier: CultureMech:000117 |
| 2026-03-17T19:45:04.158306+00:00 | normalize_media_names_to_snake_case.py | NAME_NORMALIZED | Normalized name from "PPY" to "ppy" for consistent matching |
| 2026-04-04T12:54:54.938649 | batch_process_collection_media | EXPANDED_INGREDIENTS | |
| 2026-05-16T08:57:02.677886+00:00 | migrate_data_quality_flags.py | MIGRATED_DATA_QUALITY_FLAGS | dict(4 keys) -> list(3 entries) |
| 2026-05-16T09:02:56.890620+00:00 | migrate_legacy_fields.py | MIGRATED_LEGACY_FIELDS | curation_history.date->timestamp=2; references.reference_id->reference=2; category->lowercase=1 |
| 2026-09-13T00:00:00-07:00 | repair_ccap_sources_score10.py | NORMALIZED_CCAP_SOURCE_SCORE10 | Copied the CCAP source identity from references and the original ccap-import event into the structured sources slot recognized by review scoring. |