Prof. Dr. Helana Naguib Michael

Professor, Head
National Research Centre, Egypt

Highest Degree
Ph.D. in Organic Chemistry from Ain Shams University, Egypt

My URL
https://livedna.org/20.21099

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Area of Interest:

Chemistry
Polychlorinated Biphenyls
Organic Chemistry
Chromatography
Spectroscopy

Selected Publications

  1. Shafik, N.H., R.E. Shafek, H.N. Michael and E.F. Eskander 2016. Phytochemical study and antihyperglycemic effects of Balanites aegyptiaca kernel extract on alloxan induced diabetic male rat. J. Chem. Pharm. Res., 8: 128-136.
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  2. Shafik, N.H., E.S. Reham and N.M. Helana, 2015. Antimicrobial activity of different extracts of Daucus Carota canopy. Int. J. Pharm., 5: 352-356.

  3. Shafek, R.E., H.S. Nabila, N.M. Helana, A.M. El-Hagrassi and F.O. Abeer, 2015. Phytochemical studies and biological activity of Dodonaea Viscosa flowers extract. J. Chem. Pharm. Res., 7: 109-116.
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  4. Habib, D.F., N.M. Helana, Y.S. Josline, M.A. Nadia and H.A. Mervat, 2014. Hypolipidemic efficacy of Hyphaene thebaica (Doum) in experimental nephrotic syndrome. Int. J. Pharm., 4: 28-34.
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  5. Salib, J.Y., H.S. Nabila, N.M. Helana and F.E. Emad, 2013. Antibacterial activity of Barleria cristata bark extracts. J. Appl. Sci. Res., 9: 2156-2159.
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  6. Salib, J.Y., H.N. Michael and E.F. Eskande, 2013. Anti-diabetic properties of flavonoid compounds isolated from Hyphaene thebaica epicarp on alloxan induced diabetic rats. Pharmacog. Res., 5: 22-29.
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  7. Michael, H.N., J.Y. Salib and E.F. Eskander, 2013. Bioactivity of diosmetin glycosides isolated from the epicarp of date fruits, Phoenix dactylifera, on the biochemical profile of alloxan diabetic male rats. Phytother. Res., 27: 699-704.
    CrossRef  |  PubMed  |  Direct Link  |  

  8. Shafek, R.E., H.S. Nabila and N.M. Helana, 2012. Antibacterial and antioxidant activities of two new kaempferol glycosides isolated from Solenostemma argel stem extract. Asian J. Plant Sci., 11: 143-147.

  9. Michael, H.N., E.S. Reham and E.R. George, 2011. Studies on the chemical constituents of fresh leaf of Eruca sativa extract and its biological activity as anticancer agent in vitro. J. Med. Plants Res., 5: 1184-1191.
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  10. Michael, H.N., M.A. Hanem, N.H. El-Sayed and W.P. Paul, 2010. Chemical and antioxidant investigations: Norfolk pine needles (Araucaria excelsa). Pharm. Biol., 48: 534-538.
    CrossRef  |  PubMed  |  Direct Link  |  

  11. Salib, J.Y., H.N. Michael and S.l. El-Nogoumy, 2008. New lactoyl glycoside Quercetin from Melia azedarach leaves. Chem. Nat. Compounds, 44: 13-15.
    CrossRef  |  

  12. Salib, J.Y and N.M. Helana, 2007. Three new flavonoids from aerial parts of Ambrosia maritima L. Nat. Prod. Commun., 2: 1117-1119.
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  13. New flavone glycosides from Anisacanthus virgularis. 2007. New flavone glycosides from Anisacanthus virgularis. Egypt. J. Chem., 50: 523-529.
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  14. Michael, H.N., 2007. Polyphenolic Compounds of the aerial parts of Acalypha wilkesiana. Curr. Top. Phytochem., 8: 29-32.

  15. Salib, J.Y. and H.N. Michael, 2004. Cytotoxic phenylethanol glycosides from Psidium guajava seeds. Phytochemistry, 65: 2091-2093.
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  16. Michael, H.N., J.Y. Salib and M.S. Ishak, 2002. Acylated flavonol glycoside from Psidium guajava L. seeds. Pharmazie, 57: 859-860.
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  17. Michael, H.N., J.Y. Salib and M.S. Ishak, 2001. New methoxyflavone glycosides from Verbena bipinnatifida nutt. Die Pharmazie, 56: 348-349.
    PubMed  |  
Member since November, 2017