Sudhir Pratap Singh is Professor in the Department of Industrial Biotechnology at the Gujarat Biotechnology University in Gandhinagar, Gujarat, India. He works in gene mining and biocatalyst engineering for enzymatic production of industrial biomolecules. Santosh Kumar Upadhyay is Assistant Professor in the Department of Botany at Panjab University in Chandigarh, India. He works in plant molecular biology for the isolation and characterization and recombinant production of various defense related and industrial proteins.