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Merck
CN

L7275

LB Broth (Lennox)

Tablet microbial growth medium

Synonym(s):

Lennox broth , Luria Bertani Broth

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About This Item

NACRES:
NA.85
UNSPSC Code:
12352200
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grade

Molecular Biology

Quality Level

sterility

non-sterile

form

tablet

technique(s)

microbiological culture: suitable

application(s)

food and beverages
microbiology

storage temp.

room temp

suitability

nonselective for Escherichia coli, nonselective for coliforms

General description

Dehydrated Luria-Bertani (LB) broth is called the Lennox LB, which has amino acids as carbon source.
Lennox LB is a highly-referenced microbial growth medium used for the cultivation of E. coli. This nutrient-rich microbial broth contains peptides, amino acids and carbohydrates in a low-salt formulation.

Application

LB Broth (Lennox) has been used for culturing Escherichia coli and bacterial artificial chromosomes (BACs).
Suitable for non-selective cultivation of E. coli strains for cloning, DNA plasmid production and production of recombinant proteins. Also suitable for selective cultivation when appropriate antibiotics are added, including those that require low-salt conditions, such as Zeocin®.

Features and Benefits

Lennox LB tablets provide:
  • Convenient small package to eliminate weighing
  • Fast preparation – no stirring required

Preparation Note

Add each 1.1g tablet in 48.3mL water (no stirring required). Autoclave for 20 minutes at 121C to sterilize. Allow to cool before making additions, such as antibiotics (if desired).

Other Notes

10 g/L Tryptone
5 g/L Yeast Extract
5 g/L NaCl
2.2 g/L inert binding agents

Legal Information

Zeocin is a registered trademark of Cayla Sarl


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Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

Regulatory Information

监管及禁止进口产品

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Protocols

General protocols for growth of competent cells in microbial medium.

在从小型培养到发酵级的不同规模下培养大肠杆菌。包括了用于启动起始培养物、悬浮细胞、单一培养物和平板噬菌体M13的实验方案。


Simultaneous quantification of active carbon-and nitrogen-fixing communities and estimation of fixation rates using fluorescence in situ hybridization and flow cytometry
McInnes AS, et al.
Applied and Environmental Microbiology, 80(21), 6750-6759 (2014)
Fluorescence in situ hybridization of ductal lavage samples identifies malignant phenotypes from cytologically normal cells in women with breast cancer
Adduci KM, et al.
Cancer Cytopathology, 111(3), 185-191 (2007)
Escherichia coli Physiology in Luria-Bertani Broth
Sezonov G, et al.
Journal of Bacteriology, 189(23), 8746-8746 (2007)



Global Trade Item Number

SKUGTIN
L7275-100TAB04061833965450
L7275-500TAB04061833965467