lb_luria_bertani_broth_with_1_mm_dtt

CultureMech:010263 bacterial COMPLEX LIQUID
Original name: LB (Luria-Bertani) Broth With 1 mM DTT

Overview

External ontology
TOGO:M848 — LB (Luria-Bertani) Broth With 1 mM DTT
Applications
  • Microbial cultivation
pH range
{'min': 7.0, 'max': 7.0}
Notes
MediaDive J813 describes JCM Medium 813 LB (Luria-Bertani) Broth with 1 mM DTT as 10.0 g/L BD-Difco tryptone, 5.0 g/L BD-Difco yeast extract, 10.0 g/L NaCl, and 1.0 mM final 1,4-dithiothreitol in 1000.0 ml/L distilled water, adjusted to pH 7.0.

Composition

flowchart LR
    CultureMech_010263["lb_luria_bertani_broth_with_1_mm_dtt"]
    ing0_Tryptone__BD_Difco_["Tryptone (BD-Difco)"]
    CultureMech_010263 --> ing0_Tryptone__BD_Difco_
    ing1_Yeast_extract__BD_Difco_["Yeast extract (BD-Difco)"]
    CultureMech_010263 --> ing1_Yeast_extract__BD_Difco_
    ing2_NaCl["NaCl"]
    CultureMech_010263 --> ing2_NaCl
    CHEBI_26710["CHEBI:26710"]
    ing2_NaCl -.-> CHEBI_26710
    ing3_Distilled_water["Distilled water"]
    CultureMech_010263 --> ing3_Distilled_water
    CHEBI_15377["CHEBI:15377"]
    ing3_Distilled_water -.-> CHEBI_15377
    ing4_1_4_dithiothreitol__DTT_["1,4-dithiothreitol (DTT)"]
    CultureMech_010263 --> ing4_1_4_dithiothreitol__DTT_
    CHEBI_18320["CHEBI:18320"]
    ing4_1_4_dithiothreitol__DTT_ -.-> CHEBI_18320

Ingredients (5)

# Ingredient Concentration Ontology Notes
1 Tryptone (BD-Difco) 10.0 G_PER_L MICRO:0000182 (source link unavailable)
Tryptone
TOGO M848 / JCM Medium 813 lists 10.0 g/L Tryptone (BD-Difco).
2 Yeast extract (BD-Difco) 5.0 G_PER_L FOODON:03315426
Yeast extract
TOGO M848 / JCM Medium 813 lists 5.0 g/L Yeast extract (BD-Difco).
3 NaCl
Cl.Na 58.443 g/mol
10.0 G_PER_L CHEBI:26710
sodium chloride
TOGO M848 / JCM Medium 813 lists 10.0 g/L NaCl.
4 Distilled water
H2O 18.015 g/mol
1000.0 ML_PER_L CHEBI:15377
water
TOGO M848 / JCM Medium 813 lists 1000.0 ml/L Distilled water.
5 1,4-dithiothreitol (DTT)
C4H10O2S2 154.256 g/mol
1.0 MILLIMOLAR CHEBI:18320
1,4-dithiothreitol
TOGO M848 / JCM Medium 813 lists 1.0 mM 1,4-dithiothreitol (DTT).

Preparation

  1. Dissolve 10.0 g/L BD-Difco tryptone, 5.0 g/L BD-Difco yeast extract, and 10.0 g/L NaCl in 1000.0 ml/L distilled water.
  2. Adjust pH to 7.0.
  3. Autoclave the pH-adjusted basal LB broth.
  4. After autoclaving, aseptically add 1.0 mM final 1,4-dithiothreitol (DTT).

Target organisms

No target organisms are recorded.

Provenance

TimestampCuratorActionNotes
2026-01-27T06:35:55.824022Z togo-import Imported from TOGO Medium Source: JCM, ID: M848
2026-01-28T19:48:09.215446Z 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: 1,4--dithiothreitol (DTT)
2026-03-13T06:20:12.508875Z culturemech-id-assigner-v1.0 Assigned CultureMech ID Assigned stable identifier: CultureMech:010263
2026-03-17T06:29:44.000000Z mediaingredientmech-enrichment-v1.0 Added MediaIngredientMech links Linked ingredients to MediaIngredientMech identifiers
2026-03-17T19:46:31.453028+00:00 normalize_media_names_to_snake_case.py NAME_NORMALIZED Normalized name from "LB (Luria-Bertani) Broth With 1 mM DTT" to "lb_luria_bertani_broth_with_1_mm_dtt" for consistent matching
2026-05-16T09:03:21.358060+00:00 migrate_legacy_fields.py MIGRATED_LEGACY_FIELDS curation_history.date->timestamp=1
2026-06-05T07:40:44.986345+00:00 mim-legacy-to-chebi-migration-v1.0 Refreshed legacy MediaIngredientMech links to CHEBI keying Replaced 2 legacy mediaingredientmech_term link(s) with mediaingredientmech_chebi_term (id-safe: ingredient's own CHEBI + label). MIM deprecated the MediaIngredientMech:NNNNNN id scheme.
2026-09-11T00:00:00-07:00 repair_togo_m848_lb_dtt_score15.py RESOLVED_TOGO_M848_LB_DTT Restored the source-level BD-Difco tryptone, BD-Difco yeast extract, NaCl, distilled water, and 1 mM final dithiothreitol formulation from MediaDive J813 and TOGO M848; corrected distilled water from 1 g/L to 1000.0 ml/L; corrected dithiothreitol from a variable placeholder to 1.0 mM; added pH 7.0; and linked the MediaDive J813 source duplicate.