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Merck

12282

Millipore

Hoyle′s tellurite agar, base

NutriSelect® Plus, suitable for microbiology

Sinónimos:

Hoyle′s Medium, Base

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About This Item

UNSPSC Code:
41171606
NACRES:
NA.85

sterility

non-sterile

Quality Level

form

powder

composition

agar, 15.0 g/L
beef extract, 10.0 g/L
peptic digest of animal tissue, 10.0 g/L
sodium chloride, 5.0 g/L

manufacturer/tradename

NutriSelect® Plus

final pH

7.8±0.2 (25 °C)

application(s)

clinical testing
food and beverages

microbiology

suitability

Corynebacterium spp.

Application

Hoyle Medium Base is a highly selective medium used for the isolation and differentiation of Corynebacterium diphtheriae types.

Preparation Note

Suspend 40 grams in 915 ml distilled water. Heat to boiling to dissolve the medium completely. Sterilize by autoclaving at 15 lbs pressure (121°C) for 15 minutes. Cool to 55°C and aseptically add 50 ml of laked blood and 35 ml of 1.0% Potassium Tellurite Solution. (Cat. No. 17774) Mix well and pour into sterile Petri plates.

Footnote

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

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable


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Dmitry V Chistyakov et al.
Cells, 8(12) (2019-12-07)
A phenomenon of endotoxin tolerance where prior exposure of cells to minute amounts of lipopolysaccharide (LPS) causes them to become refractory to a subsequent high-amount endotoxin challenge is well described for innate immune cells such as monocytes/macrophages, but it is

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