What is in Baird Parker Agar?
Baird Parker Agar is used for the isolation and differentiation of coagulase-positive staphylococci in food and pharmaceuticals according to the Baird Parker method. The medium contains lithium and tellurite, which inhibit most of the contaminating microflora, while glycine and pyruvate enhance Staphylococci growth.
What is the selective media for Staphylococcus aureus?
Mannitol salt agar containing 7.5% NaCl (most media contain 0.5% NaCl) has been used as a selective medium, as S. aureus is capable of fermenting mannitol.
What is Baird Parker used for?
Baird Parker Agar is used for the isolation and differentiation of coagulase-positive staphylococci in food and pharmaceuticals according to the Baird Parker method. As a nitrogen source for the organism, casein peptone and meat extract are added to the medium.
What are the MSDS for Baird Parker agar?
How does Thermo Scientific Baird Parker agar base work?
Isolate and enumerate Staphylococcus aureus with selective and sensitive Thermo Scientific™ Oxoid™ Baird-Parker Agar Base (Dehydrated). Baird Parker Agar Base contains carefully balanced selective inhibitory agents, glycine, lithium, and tellurite, to suppress the growth of most of the bacteria present in foods…
When do you add tellurite to Baird Parker agar?
After cooling to 45- 50°C, add 50 mL of egg yolk tellurite supplement and 3 ml sterile 3.5% potassium tellurite solution or 50 ml egg yolk tellurite emulsion. Mix thoroughly before dispensing. On 18-24 hrs incubation, colonies of Staphylococcus aureus appear black and shiny, with a fine white rim, surrounded by a clear zone.
Which is the best Baird agar base for isolation?
Learn more Baird-Parker Agar Base is widely recommended by national and international bodies for the isolation of Staphylococcus aureus1. Easy interpretation of test results as Staphylococcus aureus forms grey-black shiny colonies with surrounding clear zones.