DNA digestion by DNase

Dynamic Imaging of the DNA digestion process by DNase
(DNA : λDNA , DNAse: endonuclease)

Scan speed: 1frame/sec. (30 x)
DNase I is endonuclease which cuts DNA strand.The arrows in the movie show the parts that DNase I cuts DNA.
Please refer a movie of exonuclease Bal31 which digests end of DNA.