PeerJ Author 135 Points Contributions by role Author 135 Contributions by subject area Biotechnology Microbiology Rokaia B. Elamary PeerJ Author Summary Microbiology Natural Resource Management Soil Science Past or current institution affiliations South Valley University Work details Lecturer South Valley University Botany and Microbiology PeerJ Contributions Articles 1 November 2, 2020 Optimizing and purifying extracellular amylase from soil bacteria to inhibit clinical biofilm-forming bacteria Rokaia Elamary, Wesam M. Salem https://doi.org/10.7717/peerj.10288 PubMed 33194439