Dr. MOHAMED EL-SAYED OSMAN

 

  1. El-Sheshtawy, H.S.; Aiad, I.; Osman, M.; Abo-ELnasr, A.A; and Kobisy, A.S; (2015): Production of biosurfactant from Bacillus Licheniformis for microbial enhanced oil recovery and inhibition the growth of sulfate reducing bacteria. Egyptian journal of petroleum, 24, 2015.
  2. Osman, M.E., Hassan, F.R.H, Ahmed, W.A, soad, N. and Heba, E.E. (2014): Growth and antimicrobial activity of different mushroom strains grown in submerged culture. Journal of chemical, biological and physical sciences, 5(1):545-564.
  3. Osman, M.E., Ahmed, W.A, Hassan, F.R.H, and Heba, E.E. (2014): Endopolysaccharide production and growth of Flammulina velutipes 6 under submerged conditions. Journal of chemical, biological and physical sciences, 4(4):3350-3366.
  4. Osman, M.E.; Khattab, O.H. and El-Saba, Y.M. (2014): purification and characterization of protease from Emericella nidulans.
  5. Osman, M.E.; Khattab, O.H. and El-Saba, Y.M. (2014): Aspergillus terreus proteases: characterization and application. Journal of chemical, biological and physical sciences.
  6. Hammad, A.A.; Abo El Nour, S.A.; Osman, M.E.; Abo El-Nasr, A. and Ibrahim, H.M., (2014): DNA comet assay and changes in microflora load as screening methods to detect irradiated food in Egypt. Arab Journal of Nuclear Science and Applications, 47 (1), (217-230).
  7. El-Sheshtawy, H.S.; Aiad, I.; Osman, M.E.; Abo El-Nasr, A. and Kobisy, A.S. (2013): Comparative study of biosurfactants production by Bacillus licheniformis and Candida albicans for microbial enhanced oil recovery. Journal of applied sciences research, 9(8): 4877-4883.
  8. Osman, M.E., Amany, A.A. and Nashwa, H.A. (2014). Characterization of lipase from Trichoderma viride and its role in the management of pancreatic exocrine insufficiency.life science journal 11(8).
  9. El-batal, A.I., Osman, M.E. and Ibrahim, A.M. Shaima (2013). Optimization and characterization of polygalacturonase enzyme produced by gamma irradiated Penicillium citrinum. Journal of chemical and pharmaceuticak research 5(1):336-347.
  10. Osman, M; Abo El Nour, S.A.; Hammad, A.A; Abo EL-Nasr, A.; and Ibrahim, H.M. (2013): Microbiological method (DEFT/ APC) of irradiation foods in Egypt. Isotope & RAD, RES. 45(3), 531-544.
  11. Osman, M.E., Amany, A.A. and Nashwa, H.A. (2012). Screening of some fungal isolates for lipase production and optimization of cultural conditions for the most potent isolate. Egyptian Journal of Microbiology (47):79-95.
  12. Osman, M.E., wafaa, A., Nadia, E.; Amany, A. and Doaa, E. (2012). Potential role of Withania somnifera on human breast cancer. Nature and science 10 (11).
  13. Osman, M.E., EL-HENDAWY, H.H., Hassan, A.; Abdel-All S.M. and Dina, E.M. (2012). Efficacy of combination of glutaraldehyde and Benzalkonium chloride against multidrug-resistant gram negative bacteria isolated from hospitals. Journal of applied sciences research 8(6):3019-3031.
  14. Ahmed, W.A., Osman, M.E., Hassan, F.R.H., Khattab, O.H. and El-Henawy, H.E (2011). Studies of Ethanolic Extract from Lentinus edodes On Different Cell Lines and Lymphocytes Separated from Cancer Breast Patients. Cancer biology 1(1).
  15. Osman, M.E., Khattab, O.H., Zaghlol, G.M. and Rehab. M. Abd El-hameed (2011). Screening for the production of cholesterol lowering drugs (lovastatin) by some fungi. Australian Journal of Basic and Applied Sciences.
  16. Osman, M.E., Khattab, O.H., Zaghlol, G.M. and Rehab. M. Abd El-hameed (2011). Optimization of some physical and chemical factors for lovastatin productivity by local strain Aspergillus terreus. Australian Journal of Basic and Applied Sciences.
  17. Hamdy, A.A.; El-Refai, A.F.; Sallam, L.A.R.; Osman, M.E., Sallam, L.A.R.; Khattab, O.H. and Mohamed, M.A. (2011). Seed stage manipulation as a tool for improving rapamycin production by Streptomyces hygroscopicus Australian Journal of Basic and Applied Sciences, 5(2):1- 7.
  18. Osman, M.E., Khattab, O.H., Hammad, I.A., El-Hussieny, N.I. Optimization of Bio-Fuel Production by Saccharomyces cerevisiae Isolated from Sugar Cane Bagasse. Journal of American Science 2011;7(5):485-492.
  19. M.M. Abo-state, M. Osman, O. Khattab, and E.A. Abd- Elfattah (2011). Enhanced production of MnP enzyme produced by Pleuroteus sajor-caju exposed to gamma irradiation. World applied science journal.
  20. A. El-dougdoug, Osman, M.E., Abdelkader, Hayam S., Dawoud Rehab, A. and Elbaz Reham M. (2010). Elimination of Hop Stunt Viroid (HSVd) from infected peach and pear plants using cold therapy and chemotherapy shoot tip culture. Australian Journal of Basic and Applied Sciences, 4(1): 54-60.
  21. A. El-dougdoug, Osman, M.E., Abdelkader, Hayam S., Dawoud Rehab, A. and Elbaz Reham M. (2010). Biological and molecular detection of HSVd- infecting peach and pear trees in Egypt. Australian Journal of Basic and Applied Sciences, 4(1): 19-26.
  22. A. El-dougdoug, Osman, M.E., Dawoud Rehab, A., Entsar, A. Nassar and Aliaa, H. Kinawy (2010). New Tobacco Mosaic Tobamovirus (TMV) isolate infecting Chrysanthemum plants in Egypt. Egyptian society of virology.
  23. Sallam, L.A.R.; El-Refai, A.F.; Osman, M.E., Hamdy, A.A.; Ahmed, E.M. and Mohamed, M.A. (2010). Some physiological factors factors affecting rapamycin production by Streptomyces hygroscopicus Journal of American Science, 6(6):188-193.
  24. Osman, M.E., Hassan, F.R.H., Khattab, O.H., Ahmed, W.A. and El-henawy, H.E. (2009). Physiological studies on growth of two different strains of Lentinus edodes. Australian Journal of Basic and Applied Sciences, 3(4): 4094-4103.
  25. Osman, M.E., Khattab, O.H., Zaghlol, G.M. and Doaa. A. Mahmoud (2009). Optimization of growth and natural pigment production by Penicillium piceum. Australian Journal of Basic and Applied Sciences.
  26. Abdel Hameed, A.A.; Khoder, M.I.; Yuosra, S.; Osman, M.E. and Ghanem, S. (2009). Diurnal distribution of airborne bacteria and fungi in the atmosphere of Helwan area, Egypt. Science of the Total Environment 407: 6217–6222.
  27. OSMAN, M.E., Khattab, O.H., AND Yasmin, M.E. (2009). Purification and characterization of proteases from Aspergillus flavus Var: columnaries. Egyptian journal of biotechnology 31.
  28. OSMAN, M.E., Khattab, O.H., AND EL-SHAPHY.A.A. (2008). production of cellulase and Pectinase from some Aquatic Hyphomycetes . Research Journal of Microbiology, 3 (4): 213-224.
  29. ABADA, E. A., OSMAN, M.E. and Jin-Ha Lee, Doman Kim. Molecular cloning of the gene encoding sucrose phosphorylase from bacterium Leucoconostic mesenteroides B-1355 a glycosyltransfereses enzyme (2008). Biotechnol. 7(3):463-468.
  30. Sallam, L.A.R., Osman, M.E., Hamdy, A.A. and Zaghlol, G.M. (2008). Microbial transformation of phytosterols mixture from rice bran oil unsaponifiable matter by selected bacteria. World J. Microbiol. Biotechnol. 24: 1643-1656.
  31. ABADA, E. A., OSMAN, M.E. and Jaya Bandyopadhyay (2007). Use of Caenorhabditis elegans as a Genetic Model for Bacterial Pathogenesis Studies. Korean J Genetics 29 (3): 275-284.
  32. OSMAN, M.E., KHATTAB, O.K.H; Ibrahim, A.I. and ABDEL-HAMEED, R.M. (2007). Bioleaching of Iron ore using some fungal isolates. N. Egypt. J. Microbiol.
  33. OSMAN, M.E., SALLAM, M.E.; WAFAA, A.A.; KHATTAB, O.K.H. and ABOEL-NASSER, A.A. (2007). Aspergillus fumigatus and Cylindrocarpon candidum fungi induced apoptosis in HepG2 cell line through activation of caspases enzymes. The Egyptian Journal of Hospital Medicine, 26: 163-175.
  34. OSMAN, M.E.; KHATTAB, O.K.H; IBTISAM, A.H. and ASHOUR, A.T. (2007). Genetical and Physiological effects of ultraviolet radiation on Cylindrocarpon heternemum. Egyptian J. of Genetics and Cytology.
  35. Sallam, L.A.R.; Osman, M.E., Wafaa, A.A.; Khattab, O.K.H. and Abo El-Nasser, A.A. (2007). Anti-tumor activity of some local fungi. 1. Physiological studies on factors affecting the activity. N. Egypt. J. Microbial. 16, 131-147.
  36. EL-HENDAWY, H.H., OSMAN, M.E. and KORANY, S.M. (2006). Pectic enzymes produced in vitro and in vivo by Pectobacterium carotovorum caratovorum isolated from cabbage in Egypt. Proceedings of the 11The international Conference on Plant Pathogenic Bacteria, Scotland, UK.
  37. OSMAN, M.E., AHMED, F.H. and MABROK, M.I. (2006). Microbial studies on B-Lactamase activity in Staphylococcus aureus. N. Egypt. J. Microbiol, 15: 107-118.
  38. OSMAN, M.E., AHMED, F.H. and MABROK, M.I. (2006). Production of B-Lactamase inhibitory proteins by some Streptomyces isolates. N. Egypt. J. Microbiol.
  39. OSMAN E., SIDKEY, N.M., EL-HINDAWY, H.H. and ATTWA, M.M. (2005). Production, purification and characterization of protease produced by Bacillus mycoides on Artichoke waste. N. Egypt. J. Microbiol., 11: 63-77.
  40.  OSMAN, M.E., ABD-ESALAM, E.T, ABDELKADER, H.S., NASSAR, E.A.(2005). Molecular cloning and expression of the coat protein gene of an Egyptian isolate of banana bract mosaic virus (BBrMV) in coli. Egyptian Society of Virology. 2 (1).
  41. OSMAN, M.E., DOUGDOUG,KH.A. and ABD-ESALAM , E.T, ABDELKADER, H.S., NASSAR, E.A.(2005). Detection and identification of banana bract mosaic virus infecting banana plants in Egypt. Egyptian Society of Virology. 2 (1): 1685-1687 .
  42. OSMAN E., ABDEL-FATTAH, M.K, AHEMD, F.H. and ABDEL-ALL, W.S.M. (2005). Chitinase production by isolates of Stretomyces spp. Afr. J. Mycol & Biotech. 13(2) 53 – 71.
  43. EL-HENDAWY, H.H; OSMAN, M.E. (2005). Effect of Sodium Chloride and Glycine Betaine on growth and pectate lysae production by Erwinia Carotovora Carotovora. Pak.J.Biol.Sci., 8(2) 330 – 334.
  44. EL-HENDAWY, H.H; OSMAN, M.E.; SOROUR, N.M.(2005). Biological control of Bacterial spot of Tomato caused by Xanthomonas Campestris. Pv Vesicatoria by Rahnella Microbiological Research 160: 343 – 352.
  45. OSMAN, M.E., KHATTAB, O.K.H and EL-SHAPHY.A.A. (2004 ) . AQUATIC HYPHOMYCETES OF THE RIVER NILE ( EGYPT ) . The African Journal of Mycology and Biotechnology, 12 (3): 1-25.
  46.  EL-HENDAWY, H.H., OSMAN, M.E. and SOROUR, N.M. (2003). Characterization of two antagonistic strains of Rahnella aquatilis isolated from soil in Egypt. Folia Microbiol., 48(6): 799-804.
  47. EL-HINDAWY, H.H., OSMAN, E., H.A. RAMADAN (2003). The role of environmental and nutritional conditions in Pectate Lyase production by Erwinia spp. Egypt. J. Biotechnol., 14: 187-201.
  48. Ali, M.A., Hamza I.A., Abdel-Dayem, T.M.K., Taha .R.M, and OSMAN E. (2002) Detection Coxsackie viruses Type B in Adult Cardiac patients and Environment. Egypt, j.Microbiol.37, No.pp.437- 439.
  49. EL-HENDAWY, H.H., OSMAN, E. and RAMADAN, H.A. (2002). Pectic enzymes produced in vitro and in vivo by Erwinia spp. isolated from carrot and pepper in Egypt. J. Phytopathology, 150: 431-438.
  51. OSMAN E, AGWA H.E., EL-SHANSHOURY A.R. and EL- HALMOUCH, Y.H (2001). Biocontrol of sugar beet leaf spot disease by Streptomyces anulatus, S. chromofuscus, S. albaduncus and Trichoderma viride and their influence on the plant sugar content. Az. J. Microbiol., 51: 109-128.
  52. ABD EL-RAHEEM R. EL-SHANSHOURY, AGWA, H.E., OSMAN E., and EL-HALMOUCH, Y.H. (2000). Antifungal activities of Streptomyces anulatus, S. chromofuscus, S. albaduncus and Trichoderma viride against Cercospora beticola and Alternaria alternata causing sugar beet leaf spot. Bull. Fac. Sci., Assiut Univ., 29 (2-D): 325-343.
  53. METWALLY, M., ELSAYED, M., OSMAN E, STOUTHAMER, A.H. (1992). Growth parameters and glucoamylase production by Aspergillus niger grown at different pHs and temperatures in continuous cultures. The second Regional Mycological conference, Cairo, Egypt.
  54. METWALLY, M., OSMAN E, ELSAYED, M., PUNT, P.J. and STOUTHAMER, A.H. (1992). Improvement of glucoamylase production in Aspergillus niger by genetic engineering. The Second Regional Mycological conference, Cairo, Egypt.
  55. METWALLY, M., OSMAN E, ELSAYED, M., VAN VERSEVELED, H.W. and STOUTHAMER, A.H. (1992). Growth and product formation in carbon-limited fed batch cultures of Aspergillus niger ATCC 1015 (wild type) and glucoamylase overproducing strain. First Egyptian-Italian Symposium on Biotechnology, Assiut, Egypt.
  56. OSMAN E, EL-SAYED, M.A., MOHAMED, Y.A.H. and METWALLY, M. (1992). Effect of various culture conditions on growth, biomass and total lipids in Alternaria alternata and Fusarium oxysporum. I. Effect of culture media, temperature, age and carbon source. Microbios, 71: 15-26.
  57. VAN VERSEVELED, H.W., METWALLY, M., OSMAN, M.E., SCHRICKX, J.M. and STOUTHAMER, A.H. (1991). Determination of the maximum product yield from glucoamylase producing Aspergillus niger grown in the recycling fermentor. J. General and Mol. Microbiol (Antonie van Leeuwenhoek), 60: 313-323.
  58. OSMAN E and METWALLY, M. (1991). Influence of UV-A irradiation on growth and lipid composition in Alternaria alternata and Fusarium oxysporum. Microbios, 68: 147-155.
  59. METWALLY, M., ELSAYED, M., OSMAN E, STOUTHAMER, A.H. and VAN VERSEVELED, H.W. (1991). Bioenergetic consequences of glucoamylase production in carbon-limited chemostate cultures of Aspergillus niger. J. General and Mol. Microbiol (Antonie van Leeuwenhoek), 59:35-43.
  60. METWALLY, M., ELSAYED, M., OSMAN E, STOUTHAMER, A.H. and VAN VERSEVELED, H.W. (1990). Bioenergetic consequences of glucoamylase production in carbon-limited continuous and recycling cultures of Aspergillus niger. Proceedings 3rd Netherlands Biotechnology Congress vol. 1 (eds). 11. Breteler, R.F. Beudeker and K.A.M. Luyben, Amsterdam, The Netherlands.
  61. OSMAN E., and AWADALLA, O.A. (1989). Herbicides and cotton wilt caused by Verticillium dahliae and Fusarium oxysporum f. sp. vasinfectum. I. Effect on disease incidence. Delta J. Sci.
  62. OSMAN E, MOHAMED, Y.A.H., EL-SAYED, M.A. and METWALLY, M. (1989). Effect of various nitrogen sources on growth, biomass and total lipids in Alternaria alternata and Fusarium oxysporum. Egyptian Journal of Microbiology, 24 (1): 127-141.
  63. OSMAN E, and ELWY, E.E.A.(1989). Effect of aluminum, cobalt and lead nitrate on growth, total protein and nucleic acids in Verticillium agaricinum (Link) corda. Bull. Fac. Sci., Cairo Univ., 57: 241-251.
  64. OSMAN E, ELSAYED, M., and AWADALLA, O.A. (1989). Herbicides and cotton wilt caused by Verticillium dahliae and Fusarium oxysporum f. sp. vasinfectum. II. Herbicides and fungal spores as elicitors of phytoalexins. Delta J. Sci.
  65. OSMAN E, EL-SAYED, M.A., MOHAMED, Y.A.H. and ABO-ZEID, A.M. (1989). Effect of ultraviolet irradiation on germination and growth in Aspergillus flavus and Penicillium notatum. Mycol. Res., 92 (3): 293-296.
  66. ELSAYED, M., OSMAN E, VALADON, L.R.G. and EL-SHANSHOURY, A. EL-SHANSHOURY (1989). Effect of various cultures conditions on IAA production by Streptomyces mutabilis and Streptomyces atroolivaceus. Delta J. Sci.
  67. ELWY, E.E.A., OSMAN E., ABDEL-RAHMAN, T.M.A. and ISMAIL, I.M.K. (1989). Effect of the triazene herbicides Goltix and Igran on germination and growth of Aspergillus fumigatus, Fusarium oxysporum, Helminthosporium oryza, and Verticillium agaricinum. Can. J. Bot., 67: 737-741.
  68. ISMAIL, I.M.K., ABDEL-RAHMAN, T.M.A., ELWY, E.E.A. and OSMAN E. (1989). Effect of triazine herbicides Goltix and Igran on cell wall degradation by some fungi. Can. J. Bot., 67: 843-838.
  69. OSMAN, E., M.A., MOHAMED, Y.A.H. and AGWA, H. (1988). Biocidal activities of some Streptomyces spp. on rice leaf spot disease. Delta J. Sci., 12 (3): 1079-1095.
  70. OSMAN E., ADAM, Y.M., ELWY, E.E.A. and ATTABY, H.S.H. (1988). The role of carotenoids in protection of Verticillium agaricinum against lethal effects of gamma radiation. Arab Journal of Nuclear Sciences and Application (Egypt).
  71. OSMAN E, ELWY, E.E.A., ISMAIL M.K.I. and ABDEL-RAHMAN, T.(1988). Influence of two triazines on protein and nucleic acids of certain fungi. Bull. Fac. Sci., Cairo Univ., 57:256-277.
  72. OSMAN E, MOHAMED, Y.A.H. and METWALLY, M. (1988). Lipolytic activity of Alternaria alternata and Fusarium oxysporum and certain properties of their lipids. Microbios Letters, 39: 131-135.
  73. OSMAN E, MOHAMED, Y.A.H., EL-SAYED, M.A. and ABO-ZEID, A. (1988). Effect of UV-irradiation on some aspects of metabolic activities in Aspergillus flavus and Penicillium notatum. Microbios, 56: 79-87.
  74. ISMAIL, I.M.K., ABDEL-RAHMAN, T.M.A., OSMAN E. and ELWY, E.E.A. (1988). Effect of dupont benlate on growth parameters, protein and nucleic acids of some fungi. Delta J. Sci., 12 (3): 1056-1078.
  75. OSMAN E and ABO-ZEID, A. (1987). Effect of UV-irradiation on total protein and nucleic acids in Alternaria alternata and Fusarium solani. Annals of Botany, 60: 677-680.
  76. OSMAN E and ABO-ZEID, A. (1985). Effect of UV-irradiation on spore germination and growth of Alternaria alternata (Fr.) Keissler and Fusarium solani (Mart.) Sacc. Delta J. Sci.
  77. OSMAN E and MOHAMED, Y.A.H. (1985). Effect of near-UV (366) on the activity of certain nucleic acid enzymes in Verticillium agaricinum. Microbios, 43: 185-191.
  78. OSMAN E, MUMMERY, R.S. and VALADON, L.R.G. (1984). Effect of CPTA and of nicotine on chlorophyll and carotenoid contents of an ornamental gourd. Annals of Botany, 53: 21-27.
  79. OSMAN E, MUMMERY, R.S. and VALADON, L.R.G. (1984). Effect of light on the free-and protein-amino acids of the fungus Verticillium agaricinum. Microbios Letters, 25: 149-156.
  80. OSMAN E and VALADON, L.R.G. (1984). Fungistatic naphthoquinones of Verticillium agaricinum. Trans. Br. Mycol. Soc., 82 (4): 713-714.
  81. OSMAN E and MOHAMED, Y.A.H. (1984). Effect of certain inhibitors on the growth, nucleic acids and soluble protein contents of Fusarium solani. Delta J. Sci.
  82. MOHAMED, Y.A.H. and OSMAN, M.E., (1983). Effect of goltix and tribunil herbicides on volume activity of certain nucleic acid enzymes of Aspergillus niger. 5th Arab Pesticide Conf. Tanta University.
  83. VALADON, L.R.G., OSMAN, M.E.,, MUMMERY, R.S., S. JEREBZOFF-QUINTIN and S. JEREBSOFF (1982). The effect of monochromatic radiation in the range 350-750 nm on the carotenogenesis in Verticillium agaricinum. Plant., 56: 199-203.
  84. FARHANGI, M., VALADON, L.R.G. and OSMAN E (1982). The effect of light on the lipid composition of etiolated mung bean (Phaseolus aureus) seedlings. Egypt. J. Bot., 25 (1-3): 187-196.
  85. OSMAN E and VALADON, L.R.G. (1981). Effect of light (especially near-UV) on spore germination and ultra-structure of Verticillium agaricinum. Trans. Br. Mycol. Soc., 77(1): 187-189.
  86. OSMAN E and VALADON, L.R.G. (1980). Effect of light quality on the lipid composition of Verticillium agaricinum. Microbios Letters, 13: 59-73.
  87. OSMAN E and VALADON, L.R.G. (1979). Effect of light quality on growth and sporulation in Verticillium agaricinum. Tran. Br. Mycol. Soc., 72(1): 145-146.
  88. VALADON L.R.G., OSMAN, M.E., and MUMMERY, R.S. (1979). Phytochrome mediated carotenoid synthesis in the fungus Verticillium agaricinum. Photobiol., 29: 605-607.
  89. OSMAN E and VALADON, L.R.G. (1978). Studies on the near-UV effect on carotenogenesis in Verticillium agaricinum. Microbios, 23: 53-64.
  90. OSMAN E and VALADON, L.R.G. (1977). Effect of light quality on the photoinduction of carotenoid synthesis in Verticillium agaricinum. Microbios, 18: 229-234.
  91. Abdel Hameed A.A., Khoder M.I., Ibraheem, Y.H., saeed Y., Osman M.E. and Ghanem S. (2012). Study on some factors affecting survivability of airborne fungi. Science of the total environment (414):696-700.