Dr. Ragaa Abd El-fatah Ahmed Hamouda
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Dr. Ragaa Abd El-fatah Ahmed Hamouda

Professor
University of Jeddah, Saudi Arabia

Highest Degree
Ph.D. in Biology from Al-Farabi Kazakh National University, Kazakhstan

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Area of Interest:

Molecular Sciences
100%
Biology
62%
Experimental Biology
90%
Agronematolgy
75%
Marine Biology
55%

Research Publications in Numbers

Books
0
Chapters
0
Articles
0
Abstracts
0

Selected Publications

  1. Hamouda, R.A., M.H. Hussein, A.M.A. Elhadary and M.A. Abuelmagd, 2020. Extruded polysaccharide/protein matrix from Arthrospira platensis cultures mediated silver nanoparticles biosynthesis and capping. Appl. Nanosci., 10.1007/s13204-020-01490-z.
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  2. El-Ansary, M.S.M., R.A.F. Hamouda and O.A. Ahmed-Farid, 2020. Bioremediation of oxamyl compounds by algae: Description and traits of root-knot nematode control. Waste Biomass Valor, 10.1007/s12649-020-00950-5.
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  3. Hamouda, R.A., W.E. Yousuf, E. Abdeen and A. Mohamed, 2019. Biological and chemical synthesis of silver nanoparticles: Characterization, MIC and antibacterial activity against pathogenic bacteria. J. Chem. Pharm. Res., 11: 1-12.
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  4. Hamouda, R.A., M.A. El-Mongy and K.F. Eid, 2019. Comparative study between two red algae for biosynthesis silver nanoparticles capping by SDS: Insights of characterization and antibacterial activity. Microbial. Pathogenesis, 129: 224-232.
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  5. Hamouda, R.A., M.A. Al Saman and M.S. El Ansary, 2019. Effect of Saccharomyces cerevisiae and Spirulina platensis on Suppressing Root-knot Nematode, Meloidogyne incognita infecting banana plants under greenhouse conditions. Egypt. J. Agronematol., 18: 90-102.
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  6. Emara, H.A., E.M. Hamza, R.A. Hamouda and M.H. El Masry, 2019. The efficiency of algae employment in Stevia rebaudiana micropropagation. Middle East J., 8: 425-437.
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  7. Emara H.A., E.M. Hamza, R.A. Hamouda, M.H. El Masry and F.N. El Sayed, 2019. Modification of MS medium using algae filtration and its effect on Stevia rebaudiana micropropagation. Middle East J. Agric. Res., 9: 310-318.
  8. El-Naggar, N.E., R.А. Hamouda, N.H. Rabei, I.E. Mousa and M.S. Abdel-Hamid, 2019. Phycoremediation of lithium ions from aqueous solutions using free and immobilized freshwater green alga Oocystis solitaria: Mathematical modeling for bioprocess optimization. Environ. Sci. Poll. Res., 26: 19335-19351.
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  9. El-Bialy, B.E., N.G. El-Boraey, R.A. Hamouda and M.M. Abdel-Daim, 2019. Comparative protective effects of spirulina and spirulina supplemented with thiamine against subacute carbon tetrachloride toxicity in rats. Biomed. Pharmacol. J., 12: 511-525.
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  10. Hamouda, R.A., S.A. Sherif and M.M. Ghareeb, 2018. Bioethanol production by various hydrolysis and fermentation processes with micro and macro green algae. Waste Biomass Valor., 9: 1495-1501.
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  11. Hamouda, R.A., N.E.A. El-Naggar and G.W. Abou-El-Seoud, 2018. Enhancement of pharmaceutical and bioactive components of Scenedesmus obliquus grown using different concentrations of KNO 3. Pharmacology, 14: 758-765.
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  12. Hamouda, R.A., M.A. El-Mongy and K.F. Eid, 2018. Antibacterial activity of silver nanoparticles using ulva fasciata extracts as reducing agent and sodium dodecyl sulfate as stabilizer. Int. J. Pharmacol., 14: 359-368.
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  13. Hamouda, R.A. E. and G.W. Abou-El-Souod, 2018. Influence of various concentrations of phosphorus on the antibacterial, antioxidant and bioactive components of green microalgae Scenedesmus obliquus. Int. J. Pharmacol., 14: 99-107.
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  14. El-Naggar, N.E.A., R.A. Hamouda, I.E. Mousa, M.S. Abdel-Hamid and N.H. Rabei, 2018. Biosorption optimization, characterization, immobilization and application of Gelidium amansii biomass for complete Pb 2+ removal from aqueous solutions. Scient. Rep., Vol. 8. 10.1038/s41598-018-31660-7.
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  15. El-Naggar, N.E.A., R.A. Hamouda, I.E. Mousa, M.S. Abdel-Hamid and N.H. Rabei, 2018. Biosorption optimization, characterization, immobilization and application of Gelidium amansii biomass for complete Pb2+ removal from aqueous solutions. Scient. Rep., Vol. 8. 10.1038/s41598-018-31660-7.
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  16. El-Naggar, N.E.A., R.A. Hamouda, I.E. Mousa, M.S. Abdel-Hamid and N.H. Rabei, 2018. Statistical optimization for cadmium removal using Ulva fasciata biomass: Characterization, immobilization and application for almost-complete cadmium removal from aqueous solutions. Scient. Rep., 10.1038/s41598-018-30855-2.
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  17. El-Abd, N.M., R.А. Hamouda and G.T.M. Dawoud, 2018. Impacts of Chlorella vulgaris supplementation to chicken drinking water on amino acids, fatty acids, minerals content of broiler chicken meats. Egypt. J. Nutr. Feeds, 21: 595-604.
  18. Al-Saman, M.A., R.А. Hamouda, A. Abdella, S.M. El- Sabbagh and G.W.A El-Seoud, 2018. TLC bioautographic detection and characterization of antibacterial compound from the cyanobacterium Anabaena oryza. Asian J. Biotechnol. Bioresour. Technol., 3: 1-13.
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  19. Mostafa, S., M. El-Ansary, R.A. Hamouda and M.M. Samah, 2017. Eco-friendl approaches for controlling root- knot nematode meloidogyne javanica by alginate and its effect on eggplant dna pattern. Egyp. J. Biol. Pest Control, 27: 155-163.
  20. Hamouda, R.A., S.A. Sherif and M.M. Ghareeb, 2017. Bioethanol production by various hydrolysis and fermentation processes with micro and macro green algae. Waste Biomass Valor. 10.1007/s12649-017-9936-7.
    CrossRef  |  
  21. Hamouda, R.A., M. A. Al-Saman, S.M. El-Sabbagh, G.W. Abo El-Seoud and A.N. Hendawy, 2017. Approach to improve the productivity of bioactive compounds of the cyanobacterium Anabaena oryzae using factorial design. Egyp. J. Basic Appl. Sci., 4: 190-195.
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  22. Hamouda, R.A. and M.S.M. El-Ansary, 2017. Potential for plant-parasitic nematode control in banana plants by microalgae as a new approach towards resistance. Egyp. J. Biol. Pest Control, 27: 165-172.
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  23. El-Ansary, M.S.M. and R.A. Hamouda, 2017. Influence of seeds mill extracts as biopesticides on meloidogyne incognita and banana growth. Egypt. J. Phytopathol., 45: 1-10.
  24. El-Abd, M.N. and A.R. Hamouda, 2017. Improved productivity and health of broiler chicken by micro green alga Chlorella vulgaris. Asian J. Poult. Sci., 11: 57-63.
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  25. El farakh, A.M., R.A. Hamouda, M.O. Abdel Fatah and S.I. Amar, 2017. Detecting the anti-Streptococcus pyogens activity of cyanobacterium (Aphanocapsa sp) by using placket burman experimental design. Res. J. appl. Biotechnol., 8: 1-12.
  26. El Ghany, K.A., R.A. Hamouda, H.A. Mahrous, S.M. Sharaf and H.A. Hamza, 2017. Molecular characterization using gtf gene detection and medium optimization of beta-D-glucan production from Pediococcus parvulus F1030 isolated from local Egyptian Boza. J. Pharm. Res. Int., 20: 1-8.
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  27. El Bialy, B.E., R.A. Hamouda, K.S. Khalifa and H.A. Hamza, 2017. Cytotoxic effect of biosynthesized silver nanoparticles on ehrlich ascites tumor cells in mice. Int. J. Pharmacol., 13: 134-144.
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  28. Abd El Sadek, D.A., R.A. Hamouda, K. Bassiouny and H. El Haroun, 2017. In vitro antioxidant and anticancer activity of cyanobacteria. Asian J. Health Med., 6: 1-9.
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  29. Khalifa, K.S., R.A. Hamouda and H.A. Hamza, 2016. Antitumor activity of silver nanoparticles biosynthesized by micro algae. J. Chem. Pharm. Res., 8: 1-6.
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  30. Khalifa, K.S., R.A. Hamouda and H.A. Hamza, 2016. In vitro antitumor activity of silver nanoparticles biosynthesized by marine algae. Digest J. Nanomaterials Biostructures, 11: 213-221.
  31. Hamouda, R.A.E.F., N.M. Sorour and D.S. Yeheia, 2016. Biodegradation of crude oil by Anabaena oryzae, Chlorella kessleri and its consortium under mixotrophic conditions. Int. Biodeterior. Biodegr., 112: 128-134.
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  32. Hamouda, R.A., S.A. Sherif, G.T. Dawoud and M.M. Ghareeb, 2016. Enhancement of bioethanol production from Ulva fasciata by biological and chemical saccharification. Rendiconti Lincei, 27: 665-672.
    CrossRef  |  Direct Link  |  
  33. Hamouda, R.A., D.S. Yeheia, M.H. Hussein and H.A. Hamza, 2016. Removal of heavy metals and production of bioethanol by green alga Scenedesmus obliquus grown in different concentrations of wastewater. Sains Malay., 45: 467-476.
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  34. El-Sheekh, M.M. and R.A. Hamouda, 2016. Lipids extraction from the green alga Ankistrodesmus falcatus using different methods. Rendiconti Lincei, 27: 589-595.
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  35. El-Naggar, N.E.A.A. and R.A. Hamouda, 2016. Antimicrobial potentialities of Streptomyces lienomycini NEAE-31 against human pathogen multidrug-resistant Pseudomonas aeruginosa. Int. J. Pharmacol., 12: 769-788.
  36. Abdellatif, K.F., R.A. Hamouda and M.S.M. El-Ansary, 2016. Green nanoparticles engineering on root-knot nematode infecting eggplant plants and their effect on plant DNA modification. Iran. J. Biotechnol., 14: 250-259.
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  37. Abd El Ghany, K., R.A. Hamouda, H. Mahrous, E. Abd Elhafez, F.A.H. Ahmed and H.A. Hamza, 2016. Description of isolated LAB producing β-glucan from Egyptian sources and evaluation of its therapeutic effect. Int. J. Pharmacol., 12: 801-811.
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  38. Kamal, S., R.A. Hamouda, H.A. Mahrous, M.L. Salem, H.A. Hamza and E. Abd Elhafe, 2015. In vitro treatment with intact cells or cell lysates of Lactobacillus and Spirulina induced lowering effects on induced hypercholesteremia. Int. J. Pharmacol., 11: 638-643.
  39. Hussein, M.H., R.A. Hamouda, N. El-Naggar and M.A. Karim-Eldeen, 2015. Characterization, antioxidant potentiality and biological activities of the polysaccharide ulvan extracted from the marine macroalga Ulva SPP. J. Agric. Chem. Biotechnol. Mansoura Univ., 6: 373-392.
  40. Hamouda, R.A., M.H. Hussein and N. El-Naggar, 2015. Potential value of red and brown seaweed for sustainable bioethanol production. Bangladesh J. Bot., 44: 565-570.
  41. Farfour, S.A., M.A. Al-Saman and R.A. Hamouda, 2015. Potential activity of some biofertilizer agents on antioxidant and phytochemical constituents of Faba bean plant. Global Adv. Res. J. Agric. Sci., 4: 26-32.
  42. Al-Saman, M.A., S.A. Farfour and R.A. Hamouda, 2015. Effects of some red Algae on antioxidant and phytochemical contents of Maize (Zea mays L.) plants. Int. J. Agric. Sci., 5: 393-398.
  43. Abd El Ghany, K., R. Hamouda, E. Abd Elhafez, H. Mahrous, M. Salem-Bekhit and H.A. Hamza, 2015. A potential role of Lactobacillus acidophilus LA1 and its exopolysaccharides on cancer cells in male albino mice. Biotechnol. Biotechnol. Equipment, 29: 977-983.
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  44. Salh, A., O. Badr, R.A. Hamouda, M.H. Hussein and O. Khamies, 2014. Antitumor activity of some brown algae against ehrlich ascites carcinoma in swiss albino mice. J. Environ. Sci. Mansoura Univ., 43: 295-309.
  45. El-Sheekh, M.M. and R.A. Hamouda, 2014. Biodegradation of crude oil by some cyanobacteria under heterotrophic conditions. Desalination Water Treat., 52: 1448-1454.
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  46. El-Ansary, M.S.M. and R.A. Hamouda, 2014. Biocontrol of root-knot nematode infected banana plants by some marine algae. Russian J. Mar. Biol., 40: 140-146.
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  47. El Ghany, K.A., E.A. Elhafez, R.A. Hamouda, H. Mahrous, F.A.H. Ahmed and H.A. Hamza, 2014. Evaluation of antioxidant and antitumor activities of Lactobacillus acidophilus bacteria isolated from Egyptian infants. Int. J. Pharmacol., 10: 282-288.
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  48. Al-Shakankery, F.M., R.A. Hamouda and M.M. Ammar, 2014. The promotive effect of different concentrations of marine algae as biofertilizers on growth and yield of maize (Zea mays L.) plants. J. Chem. Biol. Phys. Sci., 4: 43201-43211.
  49. Ahmed, H. and R.A. Hamouda, 2014. Effect of effluent on bacteria comparing with tap water. Egypt. J. Genet. Cytol., 43: 59-71.
  50. Safinaz, A.F. and A.H. Ragaa, 2013. Effect of some red marine algae as biofertilizers on growth of maize (Zea mayz L.) plants. Int. Food Res. J., 20: 1629-1632.
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  51. Safinaz, A.F. and A.H. Ragaa, 2013. Effect of some red marine algae as biofertilizers on growth of Maize ( Zea mayz L.) plants. Int. food Res., J., 20: 1629-1632.
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  52. Hassan, H.A., M. Mostafa, R.A. Hamouda and M.R. Nashwa, 2013. Monitoring the microbiological and chemical quality of bottled water during shelf life. Egypt J. Exp. Biol. (Bot.), 9: 27-34.
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  53. Hamza, H.A., R.A. Hamouda, M.H. Husein and S.S. Abd-Elwahid, 2013. The characteristics of biomass production and lipid accumulation of Chlorella kessleri growth under mixotrophic and heterotrophic conditions. Egypt. J. Exp. Biol. Bot., 9: 19-26.
  54. Hamza, E.M. and R.A. Hamouda, 2013. A novel alternative method for In vitro potato cultivation and microtuberization using filtrates of various algae types instead of plant tissue culture nutrient media. Am.-Eurasian J. Agric. Environ., 13: 848-856.
  55. Hamouda, R.A. and S.A. Farfour, 2013. Enhancement the growth and phenolic content of faba bean (Vicia faba L.) by applying some biofertilizer agents. J. Food Stud., 2: 20-30.
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  56. Hamouda, R.A. and M.S.M. El-Ansary, 2013. Biocontrol of root knot nematode, Meloidogyne incognita infected banana plants by Cyanophyta, Egypt. J. Agronemat., 12: 113-129.
  57. El-Sheekh, M.M., R.A. Hamouda and A.A. Nizam, 2013. Biodegradation of crude oil by Scenedesmus obliquus and Chlorella vulgaris growing under heterotrophic conditions. Int. Biodeterior. Biodegrad., 82: 67-72.
    CrossRef  |  Direct Link  |  
  58. Hussein, M.H., R.A. Hamouda, M. Ramadan and M.A. Karim-Eldeen, 2012. Bioactivity of Ulva spp. soluble polysaccharides on germination and growth of some crop plants. J. Agric. Chem. Biotechnol. Mansoura Univ., 3: 1203-1209.
  59. Hamouda, R.A., A.M. Ibrahim, T.A. Salem and H.A. Hamaza, 2011. Anticancer activity of some Egyptian marine algae extracts. Egypt. J. Exp. Biol. (Bot.), 7: 9-13.
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  60. El Alfy, Z.S., A. Basal, M. Khalil, A. Embabi, R.A. Hamouda and A.S. Shweel, 2011. Environmental impact of gold extraction and monitoring levels of cyanide in Hammash area, southeastern desert, Egypt. Egypt. J. Geol., 55: 153-165.
  61. Kanaev, A.O., R.A. Hamouda, M.R. Kamalov and Z.E. Kanaeva, 2009. Chemical compound and compact bacterial leaching gold content deposits Aeno. Mod. Sci. Bull., 60: 29-33.
  62. Hamouda, R.A., A.O. Kanaev, M.R. Kamalov and Z.E. Kanaeva, 2009. Influence of ionic structure sulphuric acid solutions on oxidising activity culture bacteria Acidithiobacillus ferrooxidans. Mod. Sci. Bull., 60: 65-73.
  63. Kanaev, A.O., R.A. Hamouda and M.R. Kamalov, 2008. Influence of concentration of copper, molybdenum, zinc and aluminium on oxidising activity. Biotechnology, 3: 86-90.
  64. Kanaev, A.O., M.R. Kamalov, R.A. Hamouda and Z.E. Kanaeva, 2008. Bacterial opening of gold from persistent gold content concentrates of a deposit the Bolshevik. Mod. Sci. Bull., 53: 55-61.
  65. Kamalov, M.R., A.O. Kanaev and R.A. Hamouda, 2008. Biotechnology extraction gold from tails cyanidation. Biotechnology, 2: 94-99.
  66. Hamouda, R.A., A. Kanaev, Z. Kanaeva and M.R. Kamalov, 2008. Microbial leaching of iron, sulphur and pyrite using Acidithiobacillus ferrooxidans. J. Biol. Environ. Sci. Ain. Shams Univ., 3: 207-216.
  67. Hamouda, R.A., A. Kanaev, Z. Kanaeva and M. Kamalov, 2008. Bioleaching gold by Acidithiobacillus ferrooxidans from gold-Arsenic concentrates ore. Mod. Sci. Bull., 53: 98-104.