1. Khlifa, H.D., M. Klimek-Chodacka, R. Baranski, M. Combik and H.S. Taha, 2020. Agrobacterium rhizogenes-mediated transformation of Hypericum sinaicum L. for the development of hairy roots containing hypericin. Braz. J. Pharm. Sci., 10.1590/s2175-97902020000118327.
   CrossRef  |  Direct Link  |  
2. Farid, M.M., A.Y. Ragheb, M. El-Shabrawy, M.M. Marzouk and S.R. Hussein et al., 2020. GC-MS and LC-ESI-MS analysis of biologically active fractions from Verbascum letourneuxii; efficient protocol for In vitro propagation. Biocatal. Agric. Biotechnol., 10.1016/j.bcab.2020.101817.
   CrossRef  |  Direct Link  |  
3. El-Hawary, S.S.E.D., S.H. Tadros, H. Taha, M. Abdelmohsen, N.M. Nazif, I.E. Sheikh and M.S. El-Nasr, 2020. Biotechnological and chemical analysis of Egyptian Diospyros kaki L. cv. costata grown in Egypt. Bull. Nat. Res. Cent., 10.1186/s42269-020-00322-y.
   CrossRef  |  Direct Link  |  
4. El-Hawary S.S.El-din., S.H. Tadros, H. Taha, M. Abdelmohsen, N.M. Nazif, I.El-Sheikh and M.S. El-Nasr, 2020. Biotechnological and chemical analysis of egyptian diospyros kaki l. cv. costata grown in egypt. Bulletin of the National Research Centre 10.1186/s42269-020-00322-y http://dx.doi.org/10.1186/s42269-020-00322-y.
   CrossRef  |  
5. Abdalla N., M. Ragab and H. Taha, 2019. Enhancement of calli production from three cultivars of jerusalem artichoke. Arab Universities Journal of Agricultural Sciences 27: 1937-1945.
   CrossRef  |  Direct Link  |  
6. Selmar, D., A. Radwan, N. Abdalla, H. Taha and C. Wittke et al., 2018. Uptake of nicotine from discarded cigarette butts-A so far unconsidered path of contamination of plant-derived commodities. Environ. Pollut., 238: 972-976.
   CrossRef  |  Direct Link  |  
7. El-Ramady, H., T. Alshaal, A. El-Henawy, N. Abdalla and H.S. Taha et al., 2017. Environmental nanoremediation under changing climate. Environ. Biodiv. Soil Security, 1: 109-128.
8. Abd-Alla, H.A.M., A.B. Abdel-Razik, H.S. Taha, Z.A. Ali and S.A. Ibrahim, 2017. Genetic stability detected on microproagated Egyptian sugarcane cultivar (GT54-C9). IOSR J. Biotechnol. Biochem., 3: 56-63.
9. Abd El-Moneim Hegazi, G., H.S. Taha, A.M.M. Sharaf and S.R. Elaish, 2017. Micropropagation of bacopa monnieri and enhancing bacoside a production in shoot cultures. J. Applied Environ. Biol. Sci., 7: 115-126.
10. Abd El-Moneim Hegazi, G., H.S. Taha, A.M.M. Sharaf and S.R. Elaish, 2017. Enhancing in vitro production of Bacoside a from Bacopa monnieri using precursors and licitors feeding. J. Basic Applied Sci. Res., 7: 27-35.
11. Taha, H.S., H.M. Abou El-Ghit and M.A. Fatahallah, 2016. Application of elicitation process for achievement of phenols and alpha-tocopherol accumulation rates in suspension cultures of Brassica rapa L. Res. J. Pharm. Biol. Chem. Sci., 7: 870-877.
12. Khlifa, H.D., I.A. Ibrahim, M. Bekhit, S.A. Bekheet, H.M. El-Shabrawi, M. Szkop and H.S. Taha, 2016. Stimulation of hypericin induction in calli cultures of Hypericumsinaicum (L.). Int. J. Curr. Res. Biosci. Plant Biol., 3: 11-20.
13. Khlifa, H.D., I.A. Ibrahim, M. Bekhit, M. Szkop and H.S. Taha, 2016. Hypericumsinaicum L. in vitro regeneration and analysis of Hypericin content. Int. J. Curr. Microbiol. Applied Sci., 5: 182-196.
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14. El-Ramady, H., N. Abdalla, H.S. Taha, T. Alshaal and A. El-Henawy et al., 2016. Selenium and nano-selenium in plant nutrition. Environ. Chem. Lett., 14: 123-147.
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15. Bekheet, S.A., M.A. Matter, H.S. Taha and A.A. El-Ashry, 2016. In vitro conservation of jojoba (Simmondsia chinensis) shootlet cultures using osmotic stress and low temperature. Middle East J. Agric. Res., 5: 396-402.
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16. Abdallah, H.M.I., G.F.M. Asaad, S.A. Nada, H.S. Taha and M.M.S. El-Nasr, 2015. Influence of extract derived in-vitro cell suspension cultures of Echinacea purpurea against some immunosuppressive effects. Res. J. Pharm. Biol. Chem. Sci., 6: 1136-1143.
17. Taha, H.S., K.A. Shams, N.M. Nazif and M.M. Seif-El-Nasr, 2014. In vitro studies on Egyptian Catharanthus roseus (L.) G.Don. V: Impact of stirred reactor physical factors on achievement of cells proliferation and vincristine & vinblastine accumulation. Res. J. Pharm. Biol. Chem. Sci., 5: 330-340.
18. Taha, H.S., E.M. Nafie, M.K. El-Bahr and R.M. Mansur, 2014. Influence of 24-epibrassinolide on in vitro shootlets regeneration via direct organogenesis of Phaseolus vulgaris L. Afr. J. Biotechnol., 13: 2850-2857.
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19. Taha, H.S., A.M. Abd El-Kawy and M.K. El-Bahr, 2014. Optimize of some bioreactor physical conditions affecting on accumulation of active compounds in suspension cultures of Egyptian date palm (Samany cultivar). World J. Pharm. Res., 3: 30-45.
20. El-Kazzaz, A.A., M. El-Din Solliman, H.A.A. Mohasseb, E.A. Mahmoud and H.S. Taha, 2014. Isolation, characterization and cloning of glyoxalase's genes. Int. J. Acad. Res. Part A, 6: 174-183.
21. El-Kazzaz, A.A, M.E. Solliman, H.S. Taha, H.A.A. Mohasseb, A.M. Heikal and E.A. Mahmoud, 2014. Production of transgenic tomato plants tolerant to drought and salinity. Int. J. Dev., 3: 47-65.
22. Amer, A.A., A. Amin, H.S. Taha, S. Ahmed and M.R. Abu Ella, 2014. Determination of tropane alkaloids in hairy root culture of Hyoscyamusmuticus using different strains of Agrobacterium rhizogenes. Int. J. Bio-Technol. Res., 4: 11-20.
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23. Alla, N.A., E. Domokos-Szabolcsy, H. El-Ramady, S. Hodossi, M. Fari, M. Ragab and H. Taha, 2014. Jerusalem artichoke (Helianthus tuberosus L.): A review of in vivo and in vitro propagation. Int. J. Hortic. Sci., 20: 131-136.
24. Abbas, M.S., U.I. Aly, H.S. Taha and E.I. Gaber, 2014. In vitro production of microrhizomes in ginger (Zingiber officinale Rosco). J. Microbiol. Biotechnol. Food Sci., 4: 142-148.
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25. Taha, H.S., M.S. Abbas, U.I. Aly and E.I. Gaber, 2013. New aspects for callus production, regeneration and molecular characterization of ginger (Zingiber officinale Rosc.). Med. Aromatic Plants, Vol. 2. 10.4172/2167-0412.1000141.
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26. Taha, H.S., H.A. Osman, M.M. Youssef, A.M.Y. El-Gindi, H.H. Ameen and A.M. Lashein, 2013. Chromatographic analysis of thiophenes in calli and suspension cultures of Tagets spp. J. Life Sci., 7: 483-490.
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27. Solliman, M.E., A.A. Elkazzaz, H.A. Mohasseb, A.A. Al-Khateeb and H.S. Taha, 2013. Molecular Characterization of Transgenic Tomato Expressing N Gene Confers Resistance to ToMV. J. Appl. Sci. Res., 9: 451-459.
28. Sakr, S.S., M.A. El-Khateeb, H.S. Taha and S.A. Esmail, 2013. Effects of gamma irradiation on in vitro g rowth, chemical composition and anatomical structure of Dracaena surculosa (L.). J. Applied Sci. Res., 9: 3795-3801.
29. Nafie, E.M., H.S. Taha and R.M. Mansur, 2013. Impact of 24-epibrassinolide on callogenesis and regeneration via somatic embryogenesis in Phaseolus vulgaris L. cv Brunca. World Applied Sci. J., 24: 188-200.
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30. Bekheet, S.A., H.S. Taha and A.M.M. Gabr, 2013. Protocol for in vitro morphogenesis and hairy root cultures of milk thistle (Silybum marianum L. Gaertn). J. Applied Sci. Res., 9: 860-866.
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31. Bekheet, S.A. and H.S. Taha, 2013. Complementary strategy for conservation of date palm germplasm. Glob J. Biodivers Sci. Manage., 3: 96-107.
32. Aly, U.I., M.S. Abbas, H.S. Taha and E.S.I. Gaber, 2013. Characterization of 6-gingerol for in vivo and in vitro ginger (Zingiber officinale) using high performance liquid chromatography. Global J. Bot. Sci., 1: 9-17.
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33. Alla, N.A.A., M.E. Ragab, S.E.M. El-Miniawy and H.S. Taha, 2013. Callus induction, regeneration and molecular characterization of cassava (Manihot esculenta Crantz). J. Applied Sci. Res., 9: 3781-3790.
34. Abd-Alla, N.A., M.E. Ragab, S.E.M. El-Miniawy and H.S. Taha, 2013. In vitro studies on cassava plant micropropagation of cassava (Manihot esculenta Crantz). J. Applied Sci. Res., 9: 811-820.
35. Taha, H.S., S.A. Bekheet and M.K. El-Bahr, 2012. A new concept for production and scaling up of bioactive compounds from Egyptian date palm (Zaghlool) cultivar using bioreactor. Emir. J. Food Agric., 24: 425-433.
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36. Taha, H.S., A.A. El-Kawy and M.A.E.K. Fathalla, 2012. A new approach for achievement of inulin accumulation in suspension cultures of Jerusalem artichoke (Helianthus tuberosus) using biotic elicitors. J. Genet. Eng. Biotechnol., 10: 33-38.
    CrossRef  |  Direct Link  |  
37. Saker, M.M., M.M. Farid, A.A. Fahmi, S.A. El-Mekkawy, H.S. Taha and A.I. Amin, 2012. Large scale production of antitumor cucurbitacins from Ecballium elaterium using bioreactor. Afr. J. Biotechnol., 11: 12974-12982.
    Direct Link  |  
38. Osman, H.A., H.S. Taha, M.M.A. Youssef, A.Y. El-Gindi, H.H. Ameen and A.M.S. Lashein, 2012. Establishment of calli cultures from different explants of Tagetes erecta and T. patula. J. Applied Sci. Res., 8: 3850-3854.
39. Osman, H.A., H.S. Taha, M.M.A. Youssef, A.Y. El-Gindi, H.H. Ameen and A.M.S. Lashein, 2012. Establishment of T. erecta and T. patula suspension cultures. Aust. J. Basic Applied Sci., 6: 436-441.
40. Taha, H.S., K. Farag, N. Shams, N.S. Abdel-Azim and M.M. Seif El-Nasr, 2011. In vivo and in vitro studies on Thevetia species growing in Egypt II. Establishment of in vitro tissue culture system and production of cardiac glycosides. J. Am. Sci., 7: 1-2.
41. Nagwa, M.A., H.S. Taha, S.H. Mohamed and A.H. Afifi, 2011. Biotechnological and phytochemical investigation of Sabal yapa Becc. Growing in Egypt. J. Am. Sci., 7: 14-20.
42. Fathalla, M., Abd-El-Kareem, A.M. Abd-El Kawy and H.S. Taha, 2011. Effect of heavy metal (HgCl2) on accumulation and production of total Indole Alkaloids, Vinblastine and/or vincristine from Egyptian Catharanthus roseus (L.) G. Don. calli cultures. J. Applied Sci. Res., 7: 542-549.
43. Abbas, M.S., H.S. Taha, U.I. Aly, H.M. El-Shabrawi and E.S.I. Gaber, 2011. In vitro propagation of ginger (Zingiber officinale Rosco). J. Genet. Eng. Biotechnol., 9: 165-172.
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44. Taha, H.S., K. Farag, N. Shams, N.S. Abdel-Azim, G.A. Hanna and M.M. Seif El-Nasr, 2010. In vivo and in vitro studies on Thevetia species growing in Egypt I: Isolation, identification and quantification of cardiac glycosides in vivo and in vitro cultures of immature seeds. J. Am. Sci., 6: 390-395.
45. Taha, H.S., I.I. Lashin, A.M. Sharaf, I.I. Farghal and M.K. El-Bahr, 2010. In vitro studies and RAPD analysis of Echinacea angustifolia. J. Am. Sci., 6: 781-790.
46. Taha, H.S., A.M. Abdel-El Kawy, M.A.E.K. Fathalla and H.M. El-Shabrawi, 2010. Implement of DMSO for enhancement and production of phenolic and peroxides compounds in suspension cultures of Egyptian date palm (Zaghlool and Samany) cultivars. J. Biotechnol. Biochem, 1: 1-10.
47. Taha, H.S., M.K. El-Bahr and M.M. Seif-El-Nasr, 2009. In vitro studies on Egyptian Catharanthus roseus (L.) G. Don. IV: manipulation of some amino acids as precursors for enhanced of indole alkaloids production in suspension cultures. Aust. J. Basic Applied Sci., 3: 3137-3144.
48. Taha, H.S., M.K. El-Bahr and M.M. Seif El-Nasr, 2009. In vitro studies on Egyptian Catharanthus roseus (L.) G.Don. II. Effect of biotic and abiotic stress on indole alkaloids production. J. Applied Sci. Res., 5: 1826-1831.
49. Taha, H.S., E.R. Abd and N.T. Maharik, 2009. In vitro production of caffic acid derivatives in calli and regenerate cultures of Echinacea angustifolia Dc and Echinacea pallida Nutt. J. Applied Sci. Res., 5: 13-20.
50. Maharik, N., S. Elgengaihi and H. Taha, 2009. Anthocyanin production in callus cultures of Crataegus sinaica Boiss. Inter. J. Acad. Res., 1: 30-34.
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51. Maharik, N., S. Elgengaihi and H. Taha, 2009. In vitro mass propagation of the endangered Sinai hawthorn Crataegus sinaica boiss. Int. J. Acad. Res., 1: 24-29.
52. Bekheet, S.A., H.S. Taha and N.T. Maharik, 2009. Response of sugar beet tissue cultures to salinity and identificaciÞn of tolerantes using RAPD analysis. J. Applied Sci. Res., 5: 2515-2519.
53. Taha, H.S., S.E.M. Abo-Aba, O.I.M. El-Hamshary, N.S. Abd-El-Azeim, N.M. Nazif, M.K. El-Bahr and M.M.S. El-Nasr, 2008. In vitro studies on Egyptian Catharanthus roseus (L.) G. Don: III. Effects of extra tryptophan decarboxylase and strictosidine synthase genes copies in indole Alkaloid production. Res. J. Cell Mol. Biol., 2: 18-23.
    Direct Link  |  
54. Taha, H.S., M.K. EI-Bahr and M.M. Seif-EI-Nasr, 2008. In vitro studies on Egyptian Catharanthus roseus L G Don 1 calli production, direct shootlets regeneration and alkaloids determination. J. Applied Sci. Res., 4: 1017-1022.
55. Taha, H.S., A.E. Rahman, R.A. Fathalla, M.A. Kareem and U.E. Aly, 2008. Successful application for enhancement and production of anthocyantn pigment from calli cultures of some ornamental plants. Aust. J. Basic Applied Sci., 2: 1148-1156.
56. Osman, H.A., A.Y. El-gindi, H.S. Taha, A.A. El-Kazzaz, M.M.A. Youssef and A. Hoda, 2008. Biological control of root-knot nematode Meloidogyne incognita: 2- Evaluation of nematicidal effects of tagetes erecta tissue culture under laboratory and greenhouse conditions. Egypt. J. Phytopathol., 36: 33-44.
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57. Osman, H.A., A.Y. El-gindi, A.A. El-Kazzaz, H.S. Taha, M.M.A. Youssef and A. Hoda, 2008. Biological control of root-knot nematode Meloidogyne incognita 1- In vitro studies on callus induction from margold plants tagetes erecta L. Egypt. J. Phytopathol., 36: 19-32.
58. Heikal, A.M., M.E. Solliman, A.A. Aboul-Enein, F.A. Ahmed, A. Abass, H.S. Taha and A.K. Handa, 2008. Tfg-Mi, a root-knot nematode resistance gene from fenugreek (Trigonella foenum-graecum) confers nematode resistance in tomato. Arab J. Biotechnol., 11: 139-158.
59. Bekheet, S.A., H.S. Taha, M.S. Hanafy and M.E. Solliman, 2008. Morphogenesis of sexual embryos of date palm cultured in vitro and early identification of sex type. J. Applied Sci. Res., 4: 345-352.
60. Bekheet, S., H. Taha, U. Aly and M. Matter, 2008. In vitro regeneration and molecular characterization of Sugar beet. Afr. J. Plant Sci. Biotechnol., 2: 52-56.
61. Abdel Rahman, R.A.I., H.S. Taha and M.K. El-Bahr, 2008. Harmine in Peganum harmala L. in vitro cultures. Med. Aromatic Plant Sci. Biotechnol., 2: 110-113.
62. Taha, H.S., M.M. Hassan and M.K. El-Bahr, 2007. Micropropagation of some Egyptian date palm dry cultivars: Maturation of somatic embryos. Arab J. Biotech., 10: 333-340.
63. Taha, H.S., A.M. El-Sawy and S.A. Bekheet, 2007. In vitro studies on Jerusalem artichoke (Helianthus tuberosus) and enhancement of inulin production. J. Applied Sci. Res., 3: 853-858.
64. Bekheet, S.A., H.S. Taha, M.M. Saker and M.E. Solliman, 2007. Application of cryopreservation technique for in vitro grown date palm (Phoenix dactylifera L.) cultures. J. Applied Sci. Res., 3: 859-866.
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65. Bekheet, S.A., H.S. Taha and M.A. Matter, 2007. In vitro regeneration of sugarbeet propagules and molecular analysis of the regenerants. Arab J. Biotechnol., 10: 321-332.
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66. Abou Dahab, M.A., M.K. El-Bahr, H.S. Taha, A.M. Habib, S.A. Bekheet, A.M. Gabr and A. Refaat, 2007. Cytotoxic activity of Taxodium calli extracts on rat liver cells. J. Applied Sci. Res., 3: 1987-1996.
67. Bekheet, S.A., H.S. Taha and M.E. Solliman, 2006. Salt tolerance in tissue culture of onion (Allium cepa L.). Arab J. Biotech., 9: 467-476.
68. Abdel Rahman, R.A. and H.S. Taha, 2006. Enhancement of tropane alkaloids production in Egyptian henbane (Hyoscyamus muticus L.) via Agrobacterium rhizogenes transformation. Arab J. Biotech., 9: 243-254.
69. Bekheet, S.A., H.S. Taha and M.K. El-Bahr, 2005. Preservation of date palm cultures using encapsulated somatic embryos. Arab. J. Biotechnol., 8: 319-328.
70. Taha, H.S., S.A. Bekheet and M.K. El-Bahr, 2003. Alternative approach for micropropagation of the date palm c.v. Zaghlool. Arab J. Biotech., 6: 103-112.
71. El-Bahr, M.K., Z.A. Ali and H.S. Taha, 2003. In vitro propagation of Egyptian date palm c.v. Zaghlool. II. Comparative anatomical studies between the direct acclimatized and in vitro adapted (pre-acclimatized) plantlets. Arab Univ. J. Agric. Sci. Ain Shams Univ. Cairo, 11: 701-714.
72. El-Bahr, M.K., H.S. Taha and S.A. Bekheet, 2003. In vitro propagation of Egyptian date palm c.v. Zaghlool. I. In vitro rooting and ex-vitro acclimatization. Arab Univ. J. Agric. Sci. Ain Shams Univ. Cairo, 11: 689-699.
73. Taha, H.S., S.A. Bekheet, M.K. El-Bahr and E. El-Habba, 2002. Production of tropane alkaloids in cell cultures of Egyptian henbane (Hyoscyamus muticus L.). Ann. Agric. Sci. Ain Shams Univ. Cairo, 47: 55-69.
74. Taha, H.S., 2002. Effect of biotic stress (Aspergillus niger) on production and accumulation of total alkaloids in suspension cultures of Atropa belladonna L. Ann. Agric. Sci. Ain. Sham. Univ., 47: 43-45.
75. EL-Kazzaz, A.A. and H.S. Taha, 2002. Tissue culture of broccoli and molecular characterization. Bull. NRC. Egypt, 27: 481-490.
76. Bekheet, S.A., H.S.Taha and M.M. Saker, 2002. In vitro long term storage of date palm (Phoenix dactylifera L). Arab Univ. Biol. Plant., 45: 121-124.
77. Bekheet, S.A., H.S. Taha, M.M. Saker and H.A. Moursy, 2002. A synthetic seed system of date palm through somatic embryos encapsulation. Ann. Agric. Sci. Ain-Shams Univ., 47: 325-337.
78. Taha, H.S., S.A. Bekheet and M.M. Saker, 2001. Factors affecting in vitro multiplication of date palm. Biol. Plant., 44: 431-433.
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79. Dessouky, M.M., H.S. Taha and M.K. El-Bahr, 2001. Enhancement of alkaloids production in suspension cultures of Datura stramonium L. and Datura metel L. Arab J. Biotechnol., 4: 271-284.
80. Bekheet, S.A., M.M. Saker, H.S. Taha and H.A. Moursy, 2001. Plant regeneration via somatic embryogenesis in date palm (Phoenix dactylifera L.). Arab. J. Biotechnol., 4: 111-118.
81. Sakr, S.S. and H.S. Taha, 2000. Comparative studies on Hypericum perforatum L in vivo and in vitro. J. Agric. Sci. Mansoura Univ., 25: 6397-6408.
82. Saker, M.M., S.A. Bekheet, H.S. Taha, A.S. Fahmy and H.A. Moursy, 2000. Detection of somaclonal variations in tissue culture-derived date palm plants using isoenzyme analysis and RAPD fingerprints. Biologia Planta., 43: 347-351.
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83. El-Sawy, A., H.S. Taha and A. El-Banna, 2000. Some factors affecting anthocyanin production in immature strawberry fruit callus cultures. Bull. Nat. Res. Centre (Cairo), 25: 449-462.
84. El-Sawy, A. and H.S. Taha, 2000. Stimulation of anthocyanin production in strawberry callus cultures. J. Agric. Sci. Mansoura Univ., 25: 2247-2256.
85. Bekheet, S.A., H.S. Taha, E.S. Sawires and M.K. El-Bahr, 2000. Salt stress in tissue cultures of Asparagus officinalis. Egypt. J. Hortic., 27: 275-287.
86. Bekheet, S.A., H.S. Taha and A.A. Reda, 2000. Callus induction, organogenesis and regeneration of Asparagusofficinalis. Egypt. J. Appl. Sci., 15: 59-68.
87. Saker, S.S., K.H. Neuman, E.M. Badawy, M.K. El-Bahr and H.S. Taha, 1999. Isolation and culturing of protoplasts from Hypericum perforatum L. Arab J. Biotechnol., 2: 227-234.
    Direct Link  |  
88. Saker, M.M., S.A. Bekheet, H.S. Taha and A.A. Reda, 1999. In vitro propagation of papaya (Carica papaya L.). Arab J. Biotech., 2: 235-244.
89. Saker, S.S., E.M. Badawy, H.A. Morsi, M.K. El-Bahr and H.S. Taha, 1991. Regeneration of chamomile plant Chamomilla recutita L. from callus culture. Bull. Fac. Agric. Univ. Cairo, 42: 1461-1484.
90. Badawy, E.M., H.A. Morsi, S.S. Saker, M.K. El-Bahr and H.S. Taha, 1991. Production of essential oil obtained from callus of different organs of chamomile plant Chamomilla recutita L. in vitro. Bull. Fac. Agric. Univ. Cairo, 42: 1485-1500.
91. Badawy, E.M., H.A. Morsi, S.S. Saker, M.K. El-Bahr and H.S. Taha, 1991. Production of callus from different organs of chamomile plant. Bull. Fac. Agric. Univ. Cairo, 42: 1437-1460.