Walid A. Lotfy

Citric acid production by a novel Aspergillus niger isolate: II. Optimization of process parameters through statistical experimental designs

Walid A. Lotfy, Khaled M. Ghanem, Ehab R. El‐Helow · Bioresource Technology · 2007 · 155 citations

Biosynthesis, Engineering, Process Parameters +8

Biosynthesis of Silver Nanoparticles by Aspergillus terreus: Characterization, Optimization, and Biological Activities

Walid A. Lotfy, Basma M. Alkersh, Soraya A. Sabry et al. · Frontiers in Bioengineering and Biotechnology · 2021 · 96 citations · Full text

Citric acid production by a novel Aspergillus niger isolate: I. Mutagenesis and cost reduction studies

Walid A. Lotfy, Khaled M. Ghanem, Ehab R. El‐Helow · Bioresource Technology · 2007 · 89 citations

Industrial Mycology, Biosynthesis, Engineering +8

Production of a thermostable uricase by a novel Bacillus thermocatenulatus strain

Walid A. Lotfy · Bioresource Technology · 2007 · 50 citations

Biosynthesis, Engineering, Bioenergetics +9

Application of Factorial Designs for Optimization of Avicelase Production by a Thermophilic Geobacillus Isolate

Yasser R. Abdel-Fattah, Ehab R. El‐Helow, Khaled M. Ghanem et al. · Research Journal of Microbiology · 2007 · 38 citations

Biomanufacturing, Engineering, Factorial Designs +10