Personal Information

  • Position : Professor Emeritus
  • Department : Botany
  • Specification :
  • Work Phone : 2403866/057
  • Email : mahnordin@du.edu.eg

E-Courses

Researches

  • 1 - Research Title:
  • Book Of Abstract
  • - Download the file 
  • ---------------
  • 2 - Research Title:
  • Purification and General Properties of Uricase from Streptomyces aureomonopodiales
  • - Download the file 
  • ---------------
  • 3 - Research Title:
  • Some Factors Affecting Uricase Production by Bacillus megaterium and Streptomyces aureomonopodiales
  • - Download the file 
  • ---------------
  • 4 - Research Title:
  • Distribution and Abundance of Uricase-Producing Bacteria in Damietta Soils
  • - Download the file 
  • ---------------
  • 5 - Research Title:
  • Purification and Characterization of Xylanase from a Thermophilic Streptomyces sp. K37
  • - Download the file 
  • ---------------
  • 6 - Research Title:
  • Effect of some culture conditions on phytase biosynthesis by Aspergillus flavipes and Macrophomina phaseolina
  • - Download the file 
  • ---------------
  • 7 - Research Title:
  • Enhancement of phytase production by the use of sea water and metal ions media
  • - Download the file 
  • ---------------
  • 8 - Research Title:
  • Purification and general properties of extracellular phytase from Aspergillus flavipes
  • - Download the file 
  • ---------------
  • 9 - Research Title:
  • Purification and some characteristics of ?-glucosidase from Aspergillus sydowii
  • - Download the file 
  • ---------------
  • 10 - Research Title:
  • Occurrence and diversity of mycobiota in heavy metal contaminated sediments of Mediterranean coastal lagoon
  • - Download the file 
  • ---------------
  • 11 - Research Title:
  • Optimization of xylanase and peroxidase production from Streptomyces sp. K37
  • - Download the file 
  • ---------------
  • 12 - Research Title:
  • Mucor racemosus as a biosorbent of metal ions from polluted water in Northern Delta of Egypt
  • - Download the file 
  • ---------------
  • 13 - Research Title:
  • Exopolysaccharides production by Pleurotus pulmonarius Factors affecting formation and their structures
  • - Download the file 
  • ---------------
  • 14 - Research Title:
  • Increase productivity of two oyster mushrooms by using wheat and rice straw mixed with some agriwastes
  • - Download the file 
  • ---------------
  • 15 - Research Title:
  • Purification and characterization of chitinase from Cunninghamella echinulata
  • - Download the file 
  • ---------------
  • 16 - Research Title:
  • Possible involvement of superoxide dismutase in the antitumor effects of polysaccharides extracted from Pleurotus pulmonarius
  • - Download the file 
  • ---------------
  • 17 - Research Title:
  • Studies on some requirement for vegetative growth of two Pleurotus Spp.
  • - Download the file 
  • ---------------
  • 18 - Research Title:
  • Improvement of chitinase production from Cunninghamella echinulata by some nutritive additives
  • - Download the file 
  • ---------------
  • 19 - Research Title:
  • Cellulolytic enzyme activity of two Pleurotus Species on different wastes
  • - Download the file 
  • ---------------
  • 20 - Research Title:
  • Production of extracellular inulinase in submerged culture of Alternaria alternata (Fr.) Keissler
  • - Download the file 
  • ---------------
  • 21 - Research Title:
  • Optimization of culture conditions for the production of intracellular uricase by Aspergillus sydowii (Bainier& Sartory) Thom& Church
  • - Download the file 
  • ---------------
  • 22 - Research Title:
  • Production of exopolysaccharides by ethanol-utilizing strain of Fusarium accuminatum, ELL& EVE.
  • - Download the file 
  • ---------------
  • 23 - Research Title:
  • Regulation of chitinase production in Cunninghamella echinulata
  • - Download the file 
  • ---------------
  • 24 - Research Title:
  • Role of lipids in ethanol tolerance of Candida lambica
  • - Download the file 
  • ---------------
  • 25 - Research Title:
  • Screening of some fungi for uricolytic activity
  • - Download the file 
  • ---------------
  • 26 - Research Title:
  • Lytic activity of enzyme preparation from Aspergillus carbonarius
  • - Download the file 
  • ---------------
  • 27 - Research Title:
  • Purification and general properties of xylanase from Aspergillus terreus
  • - Download the file 
  • ---------------
  • 28 - Research Title:
  • Isolation and enzymatic properties of pectic enzyme from Fusarium accuminatum
  • - Download the file 
  • ---------------
  • 29 - Research Title:
  • Bioconversion of acid hydrolysate of rice straw to lipids by Aspergillus terreus
  • - Download the file 
  • ---------------
  • 30 - Research Title:
  • Production of protein by Fusarium accuminatum grown on acid hydrolysate of bean pods
  • - Download the file 
  • ---------------
  • 31 - Research Title:
  • Effect of alkali pretreatment on degradation of some cellulosic wastes by Aspergillussydowii
  • - Download the file 
  • ---------------
  • 32 - Research Title:
  • Improvement of the biodegradation of some cellulosic wastes by acid pretreatment
  • - Download the file 
  • ---------------
  • 33 - Research Title:
  • Biodegradation of some cellulosic wastes by acid pretreatment
  • - Download the file 
  • ---------------
  • 34 - Research Title:
  • Growth and enzyme activities of Aspergillus sydowii grown on alkali pretreated sawdust as influenced by some culture conditions.
  • - Download the file 
  • ---------------
  • 35 - Research Title:
  • Isolation and characterization of intracellular phytase from Macrophomina phaseolina
  • - Download the file 
  • ---------------
  1. Exopolysaccharides production by Pleurotus pulmonarius: Factors affecting formation and their structures
  2. Extracellular biosynthesis, optimization, characterization and antimicrobial potential of Escherichia coli D8 silver nanoparticles
  3. Purification and characterization of xylanase from a thermophilic Streptomyces sp. K37
  4. Occurrence and diversity of mycobiota in heavy metal contaminated sediments of Mediterranean coastal lagoon El-Manzala, Egypt.
  5. Optimization of xylanase and peroxidase production from Streptomyces sp. K37.
  6. Mucor racemosus as a biosorbent of metal ions from polluted water in Northern Delta of Egypt
  7. Purification and general properties of xylanase from Aspergillus terreus
  8. Studies on the requirements for vegetative growth of two Pleurotus spp
  9. Screening of some fungi for uricolytic activity
  10. Purification and general properties of extracellular phytase from Aspergillus flavipes
  11. Isolation and characterization of intracellular phytase from Macrophomina phaseolina
  12. Improvement of the biodegradation of some cellulosic wastes by acid pretreatment.
  13. Substrate–fungus interaction on the enzymatic and non-enzymatic antioxidant activities of solid state fermentation system
  14. Purification and general properties of uricase from Streptomyces aureomonopodials
  15. Effect of biologically treated wheat straw with white-rot fungi on performance, digestibility and oxidative status of rabbits.
  16. Isolation and survey of L-asparaginase producing bacteria from soil
  17. Effect of the taxonomic group of fungi and type of substrate on the antioxidant activity of a solid-state fermentation system
  18. Optimizing the Antioxidant Activity of Solid State Fermentation Systems with Pleurotus floridanus and Paecilomyces variotii on Rice Straw
  19. Role of lipids in ethanol tolerance of Candida lambica.
  20. Production and Optimization of Gelatinase Producing Lentzea sp. Strain Isolated from the Soil Rhizosphere
  21. Effect of alkali pretreatment on degradation of some cellulosic wastes by Aspergillus sydowii
  22. Biodegradation of some cellulosic wastes by acid pretreatment.
  23. Growth and enzyme activities of Aspergillus sydowii grown on alkali pretreated sawdust as influenced by some culture conditions.
  24. ENHANCEMENT OF PHYTASE PRODUCTION BY THE USE OF SEA-WATER AND METAL-IONS MEDIA
  25. Effect of some culture conditions on phytase biosynthesis by Aspergillus flavipes and Macrophonia phaseolina
  26. Antimicrobial Activities of Ganoderma mbrekobenum Strain EGDA (Agaricomycetes) from Egypt
  27. Biosynthesis and characterization of silver nanoparticles using Agrocybe cylindracea, and their antibacterial activity.
  28. In vitro, evaluation of plant extracts of some medicinal plants against Fusarium oxysporum f. sp. lycopersici
  29. Lytic activity of enzyme preparation from Aspergillus carbonarius.
  30. Screening and Identification of some APPL (Acid Precipitable Polymeric Lignin) Producing Streptomycetes
  31. Escherichia coli D8 silver nanoparticles and their antibacterial activity against methicillin-resistant Staphylococcus aureus cus aureus.
  32. Biosynthesis of silver nanoparticles by Enterobacter sp. and their antifungal activity against the phytopathogenic fungus Fusarium oxysporum f. sp. Lycopersici
  33. Mycoremediation of Plastic Wastes is our Challenge for the Next Decade
  34. Increase productivity of two oyster mushrooms by using wheat and rice straw
  35. Purification and characterization of chitinase from Cunninghamella echinulata.
  36. Possible Involvement of Superoxide Dismutase in the Antitumor Effects of Polysaccharide Extracted From Pleurotus pulmonarius
  37. Cellulolytic enzyme activity of two Pleurotus species grown on different agricultural wastes.
  38. Improvement of chitinase production from Cunninghamella echinulata by some nutritive additives.
  39. Production of extracellular inulinase in submerged culture of Alternaria alternata (FR.) Keissler. AZ. J. Microbiol
  40. Distribution and abundance of uricase-producing bacteria in Damietta soils [Egypt]
  41. Optimization of culture conditions for the production of intracellular uricase by Aspergillus sydowii (Bainier&Sartory) Thom&Church
  42. Production of exopolysaccharide by ethanol-utilizing strain of Fusarium accuminatum, Ell. & Eve.
  43. Some factors affecting uricase production by Streptomyces
  44. Regulation of chitinase production by Cunninghamella echinulata
  45. Production of protein by Fusarium accuminatum grown on acid hydrolysate of bean pods
  46. Purification and some characteristics of β-glucosidase from Aspergillus sydowii
  47. Isolation and enzymatic properties of pectic enzyme from Fusarium accuminatum
  48. Bioconversion of acid hydrolysate of rice straw to lipids by Aspergillus terreus