이기라¹, Todd Thorsen², Vinothan N. Manoharan³, David J. Pine⁴, Stephan R. Quake⁵, 양승만⁶ (¹한국과학기술원 생명화학공학과, ²Div. of Chemistry and Chem. eng., ³CALTECH, ⁴Dept. of Chem. Eng., ⁵UC, ⁶Santa Barbara)