He is a Professor of Chemistry and Head of Chemistry Department of the Biomedical Sciences Institute Abel Salazar (ICBAS) of the University of Porto. He received his BSc from Chulalongkorn University (Thailand) in 1974, and PhD in Organic Chemistry from the University of São Paulo in 1980, and post-doctoral position at the Department of Chemistry of the Florida State University, Florida, USA.  His research interest is Natural Products from plants, marine sponges, and soil and marine fungi. He is an Associate Editor of Marine Drugs and member of the Editorial Advisory Board of various journals. He is a coauthor of more than 130 research papers and several book chapters.