Streak Plate Method of Isolation

Why do we perform isolation streaking?

To produce individual colonies - then transfer to sterile medium to start a pure culture.
Describe technique used for isolation streaking.
- # of streaks: Quad streak - 4
- where on argar plate: 90 degrees 3 times and then up the middle
- tool used: inoculating loop
What is CFU & why do we use this term in lab?

CFU: term used to define cells that produce a colony when transferred to plated media.

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What would be a situation we wouldn't need to use isolation streaking?

If it was already a pure culture.

Author

calcagnogi2

17147

Card Set

Streak Plate Method of Isolation

Description

microbiology

Updated

2010-05-02T02:30:48Z