Direct observation of <italic>λ</italic>-DNA molecule reversal movement within microfluidic channels under electric field with single molecule imaging technique

Direct observation of λ-DNA molecule reversal movement within microfluidic channels under electric field with single molecule imaging technique

Yang Fengyun¹, Wang Kaige^{1, †,}, Sun Dan¹, Zhao Wei^{1, 2}, Wang Hai-qing¹, He Xin¹, Wang Gui-ren², Bai Jin-tao¹

The typical trajectory of reversion movement of DNA molecule in the microchannel of 10 μm diameter under applied electric field as E = 4.0×10³ V/m, the time interval between two adjacent pictures is approximately 3.141 s.