Fig. 6From: Genetic engineering of the precursor supply pathway for the overproduction of the nC14-surfactin isoform with promising MEOR applicationsEmulsification of different hydrocarbons by the two surfactin preparations at 200Â mg/L. a Photographs of the emulsion after 24Â h. b The emulsification index after 24Â h (E24) for different substrates. a. dodecane. b. tetradecane. c. hexadecane. d. octadecane. e. p-xylene. f. liquid paraffin. Error bars indicate standard deviation for triplicate experimentsBack to article page