Documents Savoirs A novel cold-active β-D-galactosidase from the Paracoccussp. 32d - gene cloning, purification and characterization Wierzbicka-Woå› Anna, Cieå›Liå„Ski Hubert, Wanarska Marta, Kozå‚Owska-Tylingo Katarzyna, Hildebrandt Piotr, Kur, Kur Józef