Academia Sinica

Jia-Wei Yeh

Chia-Fu Chou

Yii-Lih Lin

A method for sizing a DNA molecule is disclosed, which comprises the following steps of: providing a DNA sizing device, comprising: a cover substrate; a substrate disposed on the cover substrate and comprising a first hole and a second hole; and a first slit-like channel disposed between the cover substrate and the substrate, wherein two ends of the first slit-like channel respectively connects to the first hole and the second hole; loading a sample comprising a DNA molecule to the first slit-like channel through the first hole, wherein the DNA molecule moves in a direction from the first hole to the second hole; detecting and recording an intensity and an area of a distribution of the DNA molecule; and analyzing the intensity and the area to obtain the size of a DNA molecule.

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Taipei, Taiwan

Jia-Wei Yeh