JCM 461 . CHOPPED MEAT MEDIUM

Inofficial medium: This medium was provided by external sources and is possibly not curated by experts.

Culture medium recipe

Vol.
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Medium for Bacteroides xylanisolvens DSM 18836

This strain uses the standard medium without modifications.

Equipment needed: Filter Autoclave
Compound Amount Unit Conc. [g/L] Conc. [mM]
Ground beef
(fat free)
500 g 487.805 -
Distilled water 1000 ml - -
NaOH
(1 N)
25 ml - -
1 Use lean beef or horse meat. Remove fat and connective tissue before grinding. Mix meat, water and NaOH, then boil for 15 min with stirring. Cool to room temperature, skim fat off surface and filter, retaining both meat particles and filtrate. Add water to the filtrate to a final volume of 1.0 L and then add the following:
Casitone
(BD-Difco)
30 g 29.268 -
Yeast extract
(BD-Difco)
5 g 4.878 -
K2HPO4 5 g 4.878 28.006
Resazurin 1 mg 9.8e-4 0.004
2 Boil, cool, add 0.5 g L-cysteine x HCl x H2O and adjust pH to 7.0. Dispense 7 ml into tubes containing meat particles (use 1 part meat particles to 4 or 5 parts fluid) under a N2 atmosphere and seal with butyl rubber stoppers. Autoclave at 121C for 30 min. For agar slants, use 15 g agar per 1.0 L medium. Alternatively, commercially available Cooked Meat Medium may be used (Oxoid CM81; Merck 10928; Difco 0267-01-7). The medium should be supplemented with 5 g/L yeast extract, 5 g/L K2HPO4, 1 mg/L resazurin, and 0.5 g/L L-cysteine x HCl x H2O.

Metadata

Last modified: 22.02.22
Source: JCM
Taxonomic range:  Bacteria
Medium type: Complex medium
Final pH: 7.0
Equipment needed: Autoclave, Filter
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Associated strains

All strains for this medium: 3
Bacteroides xylanisolvens DSM 18836

No modifications necessary for this strain.

Molecular composition

Compound Conc. [g/L] Conc. [mM]
Ground beef 487.805 -
Casitone 29.268 -
K2HPO4 4.878 28.006
Yeast extract 4.878 -
Resazurin 9.8e-4 0.004
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Cultivation metadata from 3 strains BacDive

pH 6 - 8 2 strains
phyla 2 3 strains
oxygen anaerobe 3 strains
oxygen obligate anaerobe 2 strains
temperature mesophilic 3 strains