YT Agar

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SKU:
M1369
Recommended for growth of Escherichia coli K12 strains used in preparation of phage and plasmid DNA according to Miller.


YT Agar is recommended for growth of Escherichia coli K12 strains used in preparation of phage and plasmid DNA according to Miller.

Composition**

Ingredients

Ingredients Gms / Litre
Casein enzymic hydrolysate 8.000
Yeast extract 5.000
Sodium chloride 5.000
Agar 10.000

**Formula adjusted, standardized to suit performance parameters

Directions

Suspend 28.00 grams in 1000 ml distilled water. Heat to boiling to dissolve the medium completely. Sterilize by autoclaving at 15 lbs pressure (121°C) for 15 minutes.

Principle And Interpretation

YT Agar is used for the growth of Escherichia coli K12 strain used in preparation of phase and plasmid DNA according to Miller (1).

Casein enzymic hydrolysate and yeast extract provides sources of nitrogen and growth factors which allow the bacteria to recover from the stress of transformation and grow well. Sodium chloride provide essential ion.

Quality Control

Appearance
Cream to yellow homogeneous free flowing powder

Gelling
Firm, comparable with 1.0% Agar gel.

Colour and Clarity of prepared medium
Light amber coloured clear to slightly opalescent gel forms in Petri plates.

Cultural Response
M1369: Cultural characteristics observed after an incubation at 35-37°C for 18-24 hours.

Organism Inoculum (CFU) Growth Recovery
Cultural Response
Bacillus subtilis ATCC 6633 50-100 luxuriant >=70%
Enterobacter aerogenes ATCC 13048 50-100 luxuriant >=70%
Escherichia coli ATCC 25922 50-100 luxuriant >=70%
Enterococcus faecalis ATCC 29212 50-100 luxuriant >=70%
Lactobacillus casei ATCC 9595 50-100 luxuriant >=70%
Pseudomonas aeruginosa ATCC 27853 50-100 luxuriant >=70%
Staphylococcus aureus ATCC 25923 50-100 luxuriant >=70%

Storage and Shelf Life

Store below 30°C in tightly closed container and use freshly prepared medium. Use before expiry date on the label.

Reference

  1. H. Miller Meth Enzymol; 152,145, (1987).
More Information
Product Name YT Agar
SKU M1369
Product Type Regular
Physical Form Powder
Origin Animal
Packaging type HDPE
References 1. H. Miller Meth Enzymol; 152 ,145, (1987).
Customized Product Available No
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