Friday, January 16, 2009

The Nutrient Agar


The medium conains nutrient broth and Agar.


Its a simple type of medium.


Its used to culture micro organisms which have no special nutritional requirement.





The Sabourauds Dextrose Agar









Its a selective and special medium.


Its used for isolation of fungus.


The pH is 5.8
It contains nutrient agar,dextrose and antibiotics.
Its sterilization is by autoclaving.


The Sabourauds Dextrose Agar showing Candida albicance coloies.






Te Zig-Zag appearance os seen.
The colonies are cream coloured.
Also they are mucoid smooth colonies which grow with yeasty odour.







Saburauds Dextrose Agar with Aspergillus species colonies





Black powdery Dry colonies are seen.
The aspergilus species is responcible for aspergilosi

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