Production and Characterization of a Novel Exopolysaccharide from <i>Ramlibacter tataouinensis</i> oleh Desislava Jivkova, Ganesan Sathiyanarayanan, Mourad Harir, Norbert Hertkorn, Philippe Schmitt-Kopplin, Ghislain Sanhaji, Sylvain Fochesato, Catherine Berthomieu, Alain Heyraud, Wafa Achouak, Catherine Santaella, Thierry Heulin