Separation of 100-kilobase DNA molecules in 10 seconds

O. Bakajin, T. A J Duke, J. Tegenfeldt, C. F. Chou, S. S. Chan, R. H. Austin, E. C. Cox

Forskningsoutput: TidskriftsbidragArtikel i vetenskaplig tidskriftPeer review

Sammanfattning

Long double-stranded DNA molecules were separated in microfabricated hexagonal arrays in less than 1 min, several orders of magnitude faster than by using conventional technology. DNA samples were first concentrated at the entrance to the array in a thin band by entropic focusing. They were then separated by pulsed field electrophoresis. T4 (168.9 kbp) and λ (48.5 kbp) DNAs could be resolved into two clearly separated bands in ∼10 s in these experiments. This corresponds to a mass resolution of 6% in 11 min in a 1-cm-long array.

Originalspråkengelska
Sidor (från-till)6053-6056
Antal sidor4
TidskriftAnalytical Chemistry
Volym73
Nummer24
DOI
StatusPublished - 2001 dec. 15

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