Dr. Ana Maria Queijeiro López became an Assistant Professor of Biochemistry at the Institute of Chemistry and Biotechnology (IQB) of the Federal University of Alagoas (UFAL) after completing her master's degree in Biological Sciences (Applied Microbiology) and starting a doctorate in Phytopathology (Parasitism Biochemistry) at the Escola Superior de Agricultura of the University of São Paulo, receiving training at universities in Germany, Spain and England, the latter country where she completed her doctorate in Molecular Biochemistry and Phytopathology (University of Bristol, Long Ashton Research Station campus), under the supervision of Prof. Dr. John Alexander Lucas. She returned to IQB/UFAL in 1999, as Associate Professor, where she still works in teaching, extension and research activities, in areas of interface between microbial biochemistry and different areas of biotechnology, such as in the interaction with plants, animals, different ecosystems, food and pharmaceutical products.