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RFLP Restriction Fragment Length Polymorphism Marie Černá, Markéta Čimburová, Marianna Romžová.

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Presentation on theme: "RFLP Restriction Fragment Length Polymorphism Marie Černá, Markéta Čimburová, Marianna Romžová."— Presentation transcript:

1 RFLP Restriction Fragment Length Polymorphism Marie Černá, Markéta Čimburová, Marianna Romžová

2 RFLP –Restriction Fragment Length Polymorphism restriction analysis of DNA by its digestion with restriction endonucleases (RE) in specific restriction sites

3 RFLP –Restriction Fragment Length Polymorphism in the case the sequence difference (polymorphism) creates or disturbs a specific site for RE, after restriction, fragments with different sizes are formed

4

5 Principle starting DNA (genomic DNA, PCR product) digestion with a restriction enzyme into fragments with different sizes fragments electrophoresis separation

6 Restriction endonucleases (RE) known about 2100 bacterial RE RE recognize variously short nucleotides sequences (4,6,8), in which then they digest covalent phosphodiester bonds

7 ??? Do RE often digest, which recognize shorter or longer sequences? What is a role of RE in natural systems?


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