Structural and physico-chemical characterization of a dirhamnolipid biosurfactant purified from Pseudomonas aeruginosa: application of crude biosurfactant in enhanced oil recovery

Abstract

The present study describes the structural characterization and biotechnological application of a dirhamnolipid biosurfactant produced by<italic>Pseudomonas aeruginosa</italic>strain NBTU-01 isolated from a petroleum oil-contaminated soil sample.