Tan, Cheemeng Reply to 'Complexity of molecular crowding in cell-free enzymatic reaction networks'. [electronic resource] - Nature nanotechnology Jun 2014 - 407-8 p. digital Publication Type: Letter; Comment ISSN: 1748-3395 Standard No.: 10.1038/nnano.2014.111 doi Subjects--Topical Terms: DNA-Directed RNA Polymerases--isolation & purificationGene ExpressionNanotechnology--methodsViral Proteins--isolation & purification