Supramolecular polymorphism of DNA in non-cationic Lα lipid phases E.R. Teixeira da Silva, E. Andreoli de Oliveira, A. Février, F. Nallet and L. Navailles Eur. Phys. J. E, 34 8 (2011) 83 Published online: 29 August 2011 DOI: 10.1140/epje/i2011-11083-x