steroidobacter_medium

CultureMech:003208 bacterial DEFINED LIQUID
Original name: STEROIDOBACTER MEDIUM

Overview

External ontology
mediadive.medium:J862 (source link unavailable) — STEROIDOBACTER MEDIUM
Applications
  • Microbial cultivation
pH
7.2
Notes
Source: JCM | Link: https://www.jcm.riken.jp/cgi-bin/jcm/jcm_grmd?GRMD=862

Composition

flowchart LR
    CultureMech_003208["steroidobacter_medium"]
    ing0_NaCl["NaCl"]
    CultureMech_003208 --> ing0_NaCl
    CHEBI_26710["CHEBI:26710"]
    ing0_NaCl -.-> CHEBI_26710
    ing1_MgCl2_x_6_H2O["MgCl2 x 6 H2O"]
    CultureMech_003208 --> ing1_MgCl2_x_6_H2O
    CHEBI_86345["CHEBI:86345"]
    ing1_MgCl2_x_6_H2O -.-> CHEBI_86345
    ing2_KH2PO4["KH2PO4"]
    CultureMech_003208 --> ing2_KH2PO4
    CHEBI_63036["CHEBI:63036"]
    ing2_KH2PO4 -.-> CHEBI_63036
    ing3_KCl["KCl"]
    CultureMech_003208 --> ing3_KCl
    CHEBI_32588["CHEBI:32588"]
    ing3_KCl -.-> CHEBI_32588
    ing4_NH4Cl["NH4Cl"]
    CultureMech_003208 --> ing4_NH4Cl
    CHEBI_31206["CHEBI:31206"]
    ing4_NH4Cl -.-> CHEBI_31206
    ing5_CaCl2_x_2_H2O["CaCl2 x 2 H2O"]
    CultureMech_003208 --> ing5_CaCl2_x_2_H2O
    CHEBI_86158["CHEBI:86158"]
    ing5_CaCl2_x_2_H2O -.-> CHEBI_86158
    ing6_Na2SO4["Na2SO4"]
    CultureMech_003208 --> ing6_Na2SO4
    CHEBI_32149["CHEBI:32149"]
    ing6_Na2SO4 -.-> CHEBI_32149
    ing7_NaNO3["NaNO3"]
    CultureMech_003208 --> ing7_NaNO3
    CHEBI_63005["CHEBI:63005"]
    ing7_NaNO3 -.-> CHEBI_63005
    ing8_NaOH["NaOH"]
    CultureMech_003208 --> ing8_NaOH
    CHEBI_32145["CHEBI:32145"]
    ing8_NaOH -.-> CHEBI_32145
    ing9_Na2SeO3_x_5_H2O["Na2SeO3 x 5 H2O"]
    CultureMech_003208 --> ing9_Na2SeO3_x_5_H2O
    CHEBI_131361["CHEBI:131361"]
    ing9_Na2SeO3_x_5_H2O -.-> CHEBI_131361
    ing10_Na2WO4_x_2_H2O["Na2WO4 x 2 H2O"]
    CultureMech_003208 --> ing10_Na2WO4_x_2_H2O
    CHEBI_63939["CHEBI:63939"]
    ing10_Na2WO4_x_2_H2O -.-> CHEBI_63939
    ing11_Vitamin_B12["Vitamin B12"]
    CultureMech_003208 --> ing11_Vitamin_B12
    CHEBI_176843["CHEBI:176843"]
    ing11_Vitamin_B12 -.-> CHEBI_176843
    ing12_Pantothenic_acid["Pantothenic acid"]
    CultureMech_003208 --> ing12_Pantothenic_acid
    CHEBI_7916["CHEBI:7916"]
    ing12_Pantothenic_acid -.-> CHEBI_7916
    ing13_Riboflavin["Riboflavin"]
    CultureMech_003208 --> ing13_Riboflavin
    CHEBI_17015["CHEBI:17015"]
    ing13_Riboflavin -.-> CHEBI_17015
    ing14_Pyridoxamine_hydrochloride["Pyridoxamine hydrochloride"]
    CultureMech_003208 --> ing14_Pyridoxamine_hydrochloride
    CHEBI_131531["CHEBI:131531"]
    ing14_Pyridoxamine_hydrochloride -.-> CHEBI_131531
    ing15_Biotin["Biotin"]
    CultureMech_003208 --> ing15_Biotin
    CHEBI_15956["CHEBI:15956"]
    ing15_Biotin -.-> CHEBI_15956
    ing16_Folic_acid["Folic acid"]
    CultureMech_003208 --> ing16_Folic_acid
    CHEBI_27470["CHEBI:27470"]
    ing16_Folic_acid -.-> CHEBI_27470
    ing17_Nicotinic_acid["Nicotinic acid"]
    CultureMech_003208 --> ing17_Nicotinic_acid
    CHEBI_15940["CHEBI:15940"]
    ing17_Nicotinic_acid -.-> CHEBI_15940
    ing18_Nicotinamide["Nicotinamide"]
    CultureMech_003208 --> ing18_Nicotinamide
    CHEBI_17154["CHEBI:17154"]
    ing18_Nicotinamide -.-> CHEBI_17154
    ing19_alpha_lipoic_acid["alpha-lipoic acid"]
    CultureMech_003208 --> ing19_alpha_lipoic_acid
    CHEBI_16494["CHEBI:16494"]
    ing19_alpha_lipoic_acid -.-> CHEBI_16494
    ing20_p_Aminobenzoic_acid["p-Aminobenzoic acid"]
    CultureMech_003208 --> ing20_p_Aminobenzoic_acid
    CHEBI_30753["CHEBI:30753"]
    ing20_p_Aminobenzoic_acid -.-> CHEBI_30753
    ing21_Thiamine_HCl_x_2_H2O["Thiamine-HCl x 2 H2O"]
    CultureMech_003208 --> ing21_Thiamine_HCl_x_2_H2O
    CHEBI_132751["CHEBI:132751"]
    ing21_Thiamine_HCl_x_2_H2O -.-> CHEBI_132751

Ingredients (22)

# Ingredient Concentration Ontology Notes
1 NaCl
Cl.Na 58.443 g/mol
1 G_PER_L CHEBI:26710
sodium chloride
2 MgCl2 x 6 H2O
2Cl.6H2O.Mg 203.301 g/mol
0.4 G_PER_L CHEBI:86345
magnesium dichloride hexahydrate
3 KH2PO4
H2O4P.K 136.084 g/mol
0.2 G_PER_L CHEBI:63036
potassium dihydrogen phosphate
4 KCl
Cl.K 74.551 g/mol
0.5 G_PER_L CHEBI:32588
potassium chloride
5 NH4Cl
Cl.H4N 53.492 g/mol
0.25 G_PER_L CHEBI:31206
ammonium chloride
6 CaCl2 x 2 H2O
Ca.2Cl.2H2O 147.014 g/mol
0.15 G_PER_L CHEBI:86158
calcium chloride dihydrate
7 Na2SO4
2Na.O4S 142.043 g/mol
0.07 G_PER_L CHEBI:32149
sodium sulfate
8 NaNO3
NO3.Na 84.994 g/mol
0.42 G_PER_L CHEBI:63005
sodium nitrate
9 NaOH
HO.Na 39.997 g/mol
0.5 G_PER_L CHEBI:32145
sodium hydroxide
10 Na2SeO3 x 5 H2O
5H2O.2Na.O3Se 263.012 g/mol
0.003 G_PER_L CHEBI:131361
disodium selenite pentahydrate
11 Na2WO4 x 2 H2O
2H2O.2Na.O4W 329.846 g/mol
0.004 G_PER_L CHEBI:63939
sodium tungstate dihydrate
12 Vitamin B12 0.05 G_PER_L CHEBI:176843
vitamin B12
13 Pantothenic acid
C9H17NO5 219.237 g/mol
0.05 G_PER_L CHEBI:7916
pantothenic acid
14 Riboflavin
C17H20N4O6 376.369 g/mol
0.05 G_PER_L CHEBI:17015
riboflavin
15 Pyridoxamine hydrochloride
C8H12N2O2.HCl 204.657 g/mol
0.01 G_PER_L CHEBI:131531
pyridoxamine hydrochloride
16 Biotin
C10H16N2O3S 244.316 g/mol
0.02 G_PER_L CHEBI:15956
biotin
17 Folic acid
C19H19N7O6 441.404 g/mol
0.02 G_PER_L CHEBI:27470
folic acid
18 Nicotinic acid
C6H5NO2 123.111 g/mol
0.025 G_PER_L CHEBI:15940
nicotinic acid
19 Nicotinamide
C6H6N2O 122.127 g/mol
0.025 G_PER_L CHEBI:17154
nicotinamide
20 alpha-lipoic acid
C8H14O2S2 206.332 g/mol
0.05 G_PER_L CHEBI:16494
lipoic acid
21 p-Aminobenzoic acid
C7H7NO2 137.138 g/mol
0.05 G_PER_L CHEBI:30753
4-aminobenzoic acid
22 Thiamine-HCl x 2 H2O
C12H18N4OS.2Cl.2H2O 373.306 g/mol
0.05 G_PER_L CHEBI:132751
thiamine hydrochloride dihydrate

Preparation

  1. For growth with testosterone, dissolve testosterone in acetone (20 mg/ml) and dispense portions of the solution, e.g., 0.1 ml portions for 10 ml medium, to anaerobic culture tubes. Let the solvent evaporate to dryness. Dispense 10 ml portions of medium in the culture tubes and stream with N2-CO2 (80:20, v/v). Close the vessels and autoclave. Treat the vessels in an ultrasonic bath to detach and suspend the testosterone.
  2. For growth with heptanoate, omit testosterone. Sterilize the gassed medium in anaerobic vessels by autoclaving. Add 2.5 mM heptanoate from a 20-fold filter-sterilized anaerobic stock solution after cooling.
  3. After autoclaving, add (per 10 ml) 0.3 ml NaHCO3 solution (84 g/L, autoclaved under a CO2 atmosphere), 1 �l Trace element solution SL-10 (see Medium No. 433), 1 �l Selenite-tungstate solution (see below) and 1 �l Vitamin solution (see below). Adjust pH to 7.2. Incubate the cultures in the dark for up to 4 weeks. Briefly shake the cultures once per day.

Target organisms

No target organisms are recorded.

Provenance

Merged from 1 source record.

TimestampCuratorActionNotes
2026-01-26T17:53:17.825702Z mediadive-import Imported from MediaDive Source: JCM, ID: J862
2026-03-13T06:19:18.585236Z culturemech-id-assigner-v1.0 Assigned CultureMech ID Assigned stable identifier: CultureMech:003208
2026-03-17T06:30:22.000000Z mediaingredientmech-enrichment-v1.0 Added MediaIngredientMech links Linked ingredients to MediaIngredientMech identifiers
2026-03-17T19:45:32.469578+00:00 normalize_media_names_to_snake_case.py NAME_NORMALIZED Normalized name from "STEROIDOBACTER MEDIUM" to "steroidobacter_medium" for consistent matching
2026-06-05T07:40:17.785914+00:00 mim-legacy-to-chebi-migration-v1.0 Refreshed legacy MediaIngredientMech links to CHEBI keying Replaced 21 legacy mediaingredientmech_term link(s) with mediaingredientmech_chebi_term (id-safe: ingredient's own CHEBI + label). MIM deprecated the MediaIngredientMech:NNNNNN id scheme.
2026-06-10T07:46:43.134147+00:00 primary-term-label-canonicalization-v1.0 Canonicalized primary term label to OBO canonical (OAK) 3 primary term(s); ingredient name resolved by OAK sqlite:obo:chebi.
2026-08-06T03:04:37.381924+00:00 merge_recipes.py MERGED_RECIPES merged 1 source recipe(s) on fingerprint c1e56348070851ad226a505375ee13395a0ebafe9212ce72315b34988d497b3a