Optimization, Purification and Physicochemical Characterization of Curdlan Produced by Paenibacillus sp. Strain NBR-10

1Department of Biology, Faculty of Science and Arts, Northern Border University (Rafha), Kingdom of Saudi Arabia 2Department of Botany and Microbiology, Faculty of Science, Al-Azhar University, Cairo, Egypt. 3Department of Botany and Microbiology, Faculty of Science, Minia University, Minia City61519, Egypt. 4Department of Natural and Microbial Products Chemistry, Division of Pharmaceutical and Drug Industries Research, National Research Centre, Dokki, Cairo, Egypt. 5Pharmaceutical Technology Department, National Research Centre, Dokki, Cairo, Egypt.