Francisco Javier Santiago Arcos, PhD student under the supervision of Fernando López Gallego, Principal Investigator of the Heterogeneous Biocatalysis group, and Aitziber L. Cortajarena, Scientific Director, is defending his PhD thesis today, 12th April, at 11.00am, at the Lecture Hall of the Faculty of Sciences in the University of Zaragoza.  The thesis is entitled "Assembly and Characterization of Heterogeneous Biocatalyst for the Manufacturing of Omega Hydroxy Acids”.