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MRS-Aagar

NutriSelect® Basic, powder, nonselective for Lactobacillus Spp., pack of 500 g

Synonym(e):

Lactobacillus-Agar nach DeMan, Rogosa und Sharpe

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PackungsgrößeSKUVerfügbarkeitPreis
500 g
Warenkorb auf Verfügbarkeit prüfen
€ 175,00

Über diesen Artikel

NACRES:
NA.74
UNSPSC Code:
41171605
Manufacturer/tradename:
NutriSelect® Basic
Form:
powder
Suitability:
nonselective for Lactobacillus Spp., selective by low pH for Bifidobacterium spp.
Application(s):
agriculture
bioburden testing
environmental
food and beverages
microbiology

€ 175,00


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Quality Level

sterility

non-sterile

form

powder

shelf life

limited shelf life, expiry date on the label

composition

agar, 12 g/L , dipotassium hydrogen phosphate, 2 g/L , D(+)-glucose, 20 g/L , magnesium sulfate (equivalent to 0.2 g/lheptahydrate), 0.1 g/L , manganous sulfate monhydrate, 0.05 g/L , meat extract, 5 g/L , sodium acetate, 5 g/L , triammonium citrate, 2 g/L , universal peptone, 10 g/L , yeast extract, 5 g/L

packaging

pack of 500 g

manufacturer/tradename

NutriSelect® Basic

technique(s)

microbiological culture: suitable

final pH

6.5±0.2 (25 °C)

application(s)

agriculture
bioburden testing
environmental
food and beverages
microbiology

suitability

nonselective for Lactobacillus Spp., selective by low pH for Bifidobacterium spp.

General description

MRS Agar, also known as DeMan-Rogosa-Sharpe Agar, is a microbiological medium specifically designed for the enrichment, cultivation, and isolation of Lactobacillus species from various materials. It is a non-selective medium with a low pH that favors the growth of Lactobacillus spp. and Bifidobacterium spp. The medium contains essential nutrients such as glucose, meat extract, yeast extract, and peptones, which provide nitrogenous and carbonaceous compounds, amino acids, and vitamins necessary for microbial growth. Sodium acetate and ammonium citrate enhance selectivity by inhibiting the growth of unwanted organisms. The media contains polysorbate (Tween 80), acetate, magnesium, and manganese, which are known to act as specific growth factors for Lactobacilli, and provide a rich nutrient base.

Application

Zur Anreicherung, Kultivierung und Isolierung von allen Spezies von Lactobazillen aus verschiedenen Materialien gemäss DeMan, Rogosa und Sharpe.

Features and Benefits

NutriSelect® Basic is a powdered culture media offering
  • Quality control with growth promotion test according to industry standards
  • Quality assurance acc. to ISO 9001
  • Cost-efficient powdered media

Preparation Note

Suspend 61.15 g in 1000 ml distilled water containing 1 ml polysorbate 80 (TWEEN® 80; Sigma P8074). Boil to dissolve the medium completely and mix thoroughly. Sterilize by autoclaving at 15 lbs pressure (121°C) for 15 minutes. If necessary adjust the pH with glacial acetic acid after sterilization.

Other Notes

We offer two media types: the superior granulated GranuCult® and the cost-efficient powdered NutriSelect® culture media, depending on your needs.
The designations basic, plus, or prime are added to indicate the quality control level, from basic quality control to standard QC plus to prime for full regulatory compliance.

Legal Information

GRANUCULT is a registered trademark of Merck KGaA, Darmstadt, Germany
NutriSelect is a registered trademark of Merck KGaA, Darmstadt, Germany
TWEEN is a registered trademark of Croda International PLC

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Dieser Artikel
417821715445183
form

powder

form

powder

form

powder

form

powder

suitability

nonselective for Lactobacillus Spp., selective by low pH for Bifidobacterium spp.

suitability

selective and differential for Lactobacillus spp., selective by low pH for Bifidobacterium spp.

suitability

selective by low pH for Lactobacillus spp.

suitability

Enterococcus spp., selective and differential for Streptococcus spp.

manufacturer/tradename

NutriSelect® Basic

manufacturer/tradename

NutriSelect® Plus

manufacturer/tradename

NutriSelect® Plus

manufacturer/tradename

NutriSelect® Basic

application(s)

agriculture
bioburden testing
environmental
food and beverages
microbiology

application(s)

agriculture
bioburden testing
environmental
food and beverages, microbiology

application(s)

environmental
food and beverages, microbiology

application(s)

bioburden testing
clinical testing
environmental
food and beverages
water monitoring, microbiology

technique(s)

microbiological culture: suitable

technique(s)

microbiological culture: suitable

technique(s)

microbiological culture: suitable

technique(s)

microbiological culture: suitable

composition

agar, 12 g/L , D(+)-glucose, 20 g/L , manganous sulfate monhydrate, 0.05 g/L , sodium acetate, 5 g/L , universal peptone, 10 g/L , dipotassium hydrogen phosphate, 2 g/L , meat extract, 5 g/L , yeast extract, 5 g/L , magnesium sulfate (equivalent to 0.2 g/lheptahydrate), 0.1 g/L , triammonium citrate, 2 g/L

composition

agar, 15.0 g/L , ammonium citrate, 2.0 g/L , bromocresol green, 0.04 g/L , captan, 0.004 g/L , dextrose, 20.0 g/L , dipotassium phosphate, 2.0 g/L , magnesium sulfate, 0.1 g/L , manganese sulfate, 0.05 g/L , 2-phenylethyl alcohol, 3.0 g/L , proteose peptone (vegetable), 10.0 g/L , sodium acetate, 5.0 g/L , yeast extract, 5.0 g/L

composition

agar, 20 g/L , beef extract, 10 g/L , casein enzymic hydrolysate, 10 g/L , dextrose, 20 g/L , dipotassium phosphate, 2 g/L , polysorbate 80, 1 g/L , tomato juice, 2 g/L , yeast extract, 5 g/L

composition

agar, 10 g/L , disodium hydrogen phosphate monohydrate, 4 g/L , D(+)-glucose, 2 g/L , sodium azide, 0.4 g/L , 2,3,5-triphenyltetrazolium chloride, 0.1 g/L , tryptose, 20 g/L , yeast extract, 5 g/L


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Lagerklasse

11 - Combustible Solids

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)



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Artikel

Cost-effective molecular biology method for lactobacilli detection is presented as an alternative to PCR-based methods.

Traditional methods are based morphology, staining methods, enzyme reactions (metabolism) and diverse media.

Probiotics exhibit an inhibitory effect on pathogens, help prevent chronic intestinal inflammatory diseases or atopic syndromes, and support the immune system.


Hanan R Shehata et al.
Frontiers in microbiology, 11, 1095-1095 (2020-06-26)
Probiotics are defined as "live microorganisms that, when administered in adequate amounts, confer a health benefit on the host." The diverse health benefits have contributed to rapid increase in probiotic consumption and in the value of probiotic market, valued at
J.D. DeMan et al.
The Journal of Applied Bacteriology, 23, 130-130 (1960)
Rupal Mistry et al.
Genetics, 206(2), 889-904 (2017-04-18)
Resident gut bacteria are constantly influencing the immune system, yet the role of the immune system in shaping microbiota composition during an organism's life span has remained unclear. Experiments in mice have been inconclusive due to differences in husbandry schemes



Global Trade Item Number

SKUGTIN
69964-500G04061832795119

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