Cinco M, Banfi E, Panfili E
J Gen Microbiol. 1986 Apr;132(4):1135-8. doi: 10.1099/00221287-132-4-1135.
Strains of Leptospira interrogans and Leptospira biflexa, examined by electrophoresis after whole cell lysis and protein digestion, revealed the presence of 2-keto-3-deoxyoctonate and an heterogeneous lipopolysaccharide electrophoretic banding pattern, which was characteristic of the species.