Personal Information

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

E-Courses

Researches

  1. The nucleolar-related protein Dyskerin pseudouridine synthase 1 (DKC1) predicts poor prognosis in breast cancer
  2. Comparative histological, histochemical and ultrastructural studies on the liver of flathead grey mullet (Mugil cephalus) and sea bream (Sparus aurata).
  3. Structural and ultrastructural evidence of neurotoxic effects of fried potato chips on rat postnatal development
  4. Biological and histopathological effects of some insecticidal agents against red palm weevil Rhynchophorus ferrugineus.
  5. Chitosan coating does not prevent the effect of the transfer of green silver nanoparticles biosynthesized by Streptomyces malachitus into fetuses via the placenta
  6. Effects of difubenzuron and chlorafluazuron on the histological and histochemical structures of the ovary of albino rats
  7. Vision adaptation in the laughing dove (Streptopelia senegalensis, Linnaeus, 1766) inferred from structural, ultrastructural, and genetic characterization
  8. Impairment of cerebellar cortex and gastrocnemius muscle development of postnatal young of albino rats maternally treated with acrylamide or supplemented food containing fried�…
  9. Gonadal ultrastructure effects of some insecticidal agents against red palm weevil Rhynchophorus ferrugineus
  10. Protective Role of Some Natural Products on Phthalate-Induced Testicular Toxicity in Offspring Mice
  11. Ferulic acid protects rat offspring from maternal high-fat, high-fructose diet-induced toxicity and developmental retardation through a direct effect on pancreatic islets
  12. The ultrastructure of spermatozoa and spermiogenesis in Sarotherodon galilaeus and Liza ramada (Teleostei, perciformes, cichlidae and mugilidae)
  13. Effects of ethylene glycol monomethyl ether on Pernatal development of albino rats
  14. Utilization of birds of different mating system behavior and feeding habits as a bioindicator for urbanization lead pollution
  15. Effects of Magnetic-Activated Sperm Cell Sorting Technique in Blastocyst Formation After Intracytoplasmic Sperm Injection
  16. Effect of β-oxidation stimulant against metabolic syndrome of saccharin in rat: A behavioral, biochemical, and histological study
  17. Impairment of cerebellar cortex development of postnatal youngs of albino rats maternally treated with acrylamide or supplemented food containing fried potatoes chips
  18. The protective role of vitamin C against DI-(N-Butyl) phthalate-induced toxicity in the reproductive system of adult rats
  19. Effect of hypoxia on insulin secretion and glucose metabolism in rat pancreatic islets
  20. Dietary curcumin inhibits the toxic effects of trichloroethylene on the liver and reproductive system of male mice
  21. Modulation of DI-N-Butyl phthalate-induced teratogenicity by dietary curcumin in rats
  22. Response of male reproductive organs to testosterone and vitamin A during exposure of the rat to ethylene glycol monomethyl ether
  23. Experimental galactosemia: III. Postnatal effects on rat Female Genital system
  24. Effects of hyperthermia on genital organs of rat
  25. Epidermal changes of newly born offspring from Arthritic mothers treated with dexamethasone
  26. A simple method for cryopreservation of pancreatic islets
  27. Egypt. Acad. J. biolog. Sci., 1 (1): 7-22 (2010) D. Histology & Histochemistry Email: egyptianacademic@ yahoo. com ISSN: 2090–0775 Received: 21/6/2010 www. eajbs. eg. net