Browsing by Author Ola Helmy Mohamed Zyaan


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Issue DateTitleAuthor(s)
9-Oct-2023Biochemical and insecticidal efficacy of clove and basil essential oils and two photosensitizers and their combinations on Aphis gossypii glover (Hemiptera: Aphididae)Nancy M. El-Shourbagy; shaimaa M.Farag ; Moataz A. M. Moustafa; Laila Al-Shuraym; Samy Sayed; Zyaan, Ola 
2018Biochemical and Molecular Studies Related to Phase Change in Gregarious and Solitarious Desert Locust, Schistocerca gregaria (Forskal)(Orthoptera: Acrididae)Eman K Mohamed; Ola Helmy Mohamed Zyaan ; Nadia H Ahmed; Noha A Guneidy; Amany S Khaled; Nagi S Badawy
2013Biochemical studies on the effect of Chitin synthesis inhibitor, (flufenoxuron) and SpliNPV on the cotton leaf worm Spodoptera littoralis Bosid (Lepidoptera:Noctuidae)Reda F. A. Bakr; Jehane A. Hafez; Omaima A. Khamiss ; Zyaan, Ola 
28-Mar-2021Biological and Histological Alterations in The Larvae of Culex pipiens L. (Diptera: Culicidae) Induced by Imidcaloproid and Tannic AcidNermeen M. Farahat; Amany S. Khaled; Mohamed A. Hussein; Zyaan, Ola 
2013Biological and molecular effects of pyriproxyfe insect growth regulator (IGR), on Met gene in susceptible wild type and Met mutant DrosophilaReda F. A. Bakr;Jehane A. Hafez;Thorya F. K.Alnagar; Dalia A. M. Salem ; Zyaan, Ola 
2017Changes in protein content of Argas (Persicargas) persicus (Acari: Argasidae) Ovary after Treatment with Allium sativum ExtractZyaan, Ola ; Mohamed A. Abdou ; Shimaa S. Ahmed 
Jan-2017Correction: Methyl Farnesoate Plays a Dual Role in Regulating Drosophila MetamorphosisWen, Di ; Rivera-Perez, Crisalejandra ; Abdou, Mohamed ; Jia, Qiangqiang ; He, Qianyu ; Liu, Xi ; Zyaan, Ola ; Xu, Jingjing ; Bendena, William G ; Tobe, Stephen S ; Noriega, Fernando G ; Palli, Subba R ; Wang, Jian ; Li, Sheng 
2011Drosophila Met and Gce are partially redundant in transducing juvenile hormone actionAbdou, M.A. ; He, Q. ; Wen, D. ; Zyaan, Ola ; Wang, J. ; Xu, J. ; Baumann, A.A. ; Joseph, J. ; Wilson, T.G. ; Li, S. ; Wang, J. 
18-Dec-2022Efficacy of Two Entomopathogenic Fungi in Combination with Diatomaceous Earth Against Spodoptera littoralis (Boisd.) (Lepidoptera: Noctuidae)Shimaa S. Ahmed; Zyaan, Ola ; د/ محمد علي محمود عبده 
Jul-2017Eggs viability and histological changes in ovary of Argas (persicargas) persicus (Acari: Argasidae) after treatment with Allium sativum extractZyaan, Ola ; Mohamed A. Abdou ; Shimaa S. Ahmed 
Jun-2017Eggs viability and Histological Changes in Ovary of Argas (Persicargas) persicus (Acari: Argasidae) after Treatment with Allium sativum Extract.Shimaa S. Ahmed; Ola Helmy Mohamed Zyaan ; Mohamed Ali Mahmoud Abdou 
2018Histological alterations in the salivary gland of semi engorged females of Ornithodoros savignyi (Acari: Argasidae) induced by Eucalyptus oil nanoemulsionShimaa S Ahmed; Ola Helmy Mohamed Zyaan ; Ma'moun, Shireen ; Shaimaa A Moamen
1-Jan-2021Larvicidal and repellent potential of sesamum indicum hull peels extracts against culex pipiens l. (diptera: Culicidae)Farag, Shaimaa M.; Kamel, Omnia M.; Abu El-Hassan, Gawhara M.M.; Zyaan, Ola 
1-May-2023Larvicidal Efficacy of Fe-MOF Nanoparticles Against Culex pipiens L. (Diptera: Culicidae) and its Potential Impact on Water QualityKamel, Omnia M.H.M.; Awady, Hamdy M.El; Dahaba, Ahmed A.; Abdelhameed, Reda M.; Zyaan, Ola ; Farag, Shaimaa M.
1-Jan-2021Larvicidal, biological, and histopathological alterations induced by pomegranate peel extract, punica granatum against culex pipiens l. (diptera: Culicidae)Farag, Shaimaa M.; Hussein, Mohamed A.; Hafez, Soryia E.; Khaled, Amany S.; Kamel, Omnia M.; Zyaan, Ola 
16-Mar-2015Methyl Farnesoate Plays a Dual Role in Regulating Drosophila MetamorphosisZyaan, Ola 
1-Feb-2023Phytochemical Investigation of Three Cystoseira Species and Their Larvicidal Activity Supported with In Silico StudiesAly, Shaza H.; Elissawy, Ahmed M.; Salah, Dina; Alfuhaid, Nawal Abdulaziz; Zyaan, Ola ; Mohamed, Hany I.; Farag, Shaimaa M.
2018Synthesis, molecular docking and insecticidal activity evaluation of chromones of date palm pits extract against Culex pipiens (Diptera: Culicidae)Ola Helmy Mohamed Zyaan ; H Abo-bakr; Sameh Rizk; Shaimaa M Farag; Soryia E Hafez; Amany S Khaled; M Omnia; Mohamed A Hussein
5-Dec-2022THE PROFICIENCY OF SILVER NANOPARTICLES IN CONTROLLING COTTON LEAFWORM, SPODOPTERA LITTORALIS (BOISD.), UNDER THE LABORATORY CONDITIONSZyaan, Ola ; د/ محمد علي محمود عبده 
2018Toxic and biochemical effects of imidacloprid and tannic acid on the Culex pipiens larvae (Diptera: Culicidae)Nermeen M Farahat; Ola Helmy Mohamed Zyaan ; Amany S Khaled; Mohamed A Hussein