Helmy Sakr - Articles - Scientific Research Publishing

Design and Synthesis of Some New Oxadiazole Derivatives as Anticancer Agents (Articles)

Mo’men Salem, Rezk Ayyad, Helmy Sakr

International Journal of Organic Chemistry Vol.12 No.2, May 10, 2022

DOI: 10.4236/ijoc.2022.122006 455 Downloads 2,195 Views Citations
Design and Synthesis of New Compounds Derived from Phenyl Hydrazine and Different Aldehydes as Anticancer Agents (Articles)

Mo’men Salem, Rezk Ayyad, Helmy Sakr, Ahmed Gaafer

International Journal of Organic Chemistry Vol.12 No.1, March 30, 2022

DOI: 10.4236/ijoc.2022.121003 615 Downloads 3,134 Views Citations
Design, Synthesis of Analgesics and Anticancer of Some New Derivatives of Benzimidazole (Articles)

Helmy M. Sakr, Rezk R. Ayyad, Kazem Mahmoud, Ahmed M. Mansour, Ahmed. G Ahmed

International Journal of Organic Chemistry Vol.11 No.3, September 30, 2021

DOI: 10.4236/ijoc.2021.113011 830 Downloads 3,991 Views Citations
Conventional Determinants of Corporate Payout Policies in the Egyptian Stock Market (Articles)

Abdel-Gawad Heba, Sakr Ahmed, Abdou Rabab

American Journal of Industrial and Business Management Vol.11 No.11, November 30, 2021

DOI: 10.4236/ajibm.2021.1111066 574 Downloads 2,343 Views Citations
The Extent of the Effect of Voluntary Disclosure on the Firm Performance (Articles)

Mohamed Gaber Ibrahim Ismail, Ahmed Sakr

Open Journal of Social Sciences Vol.10 No.6, June 23, 2022

DOI: 10.4236/jss.2022.106013 493 Downloads 2,281 Views Citations
The Impact of Corporate Governance Mechanisms on Financial Reporting Quality: Empirical Evidence from Egyptian Listed Firms (Articles)

Hana Abulazm, Ahmed Sakr, Heba Hamza

Open Access Library Journal Vol.12 No.1, January 31, 2025

DOI: 10.4236/oalib.1112862 166 Downloads 1,097 Views Citations
Factors Influencing Credit Decision for Lending SMEs: A Case Study on National Bank of Egypt (Articles)

Ekhaa Boushnak, Mohamed A. Rageb, Aiman A. Ragab, Ahmed M. Sakr

Open Access Library Journal Vol.5 No.11, November 20, 2018

DOI: 10.4236/oalib.1104996 3,440 Downloads 12,885 Views Citations
The Determinants of Capital Structure: Evidence from Egyptian Listed Firms (Articles)

Abdel Rahman Hussein, Ahmed Sakr, Alaa Abdel Barie

Open Access Library Journal Vol.6 No.8, August 28, 2019

DOI: 10.4236/oalib.1105671 1,075 Downloads 3,448 Views Citations
The Effect of Executive Compensation on Financial Performance in Egypt (Articles)

Mohamed Adel Adam, Amr Youssef, Ahmed Mohamed Sakr

Open Access Library Journal Vol.6 No.12, December 12, 2019

DOI: 10.4236/oalib.1105760 689 Downloads 2,546 Views Citations
Preparation, Characterization and in Vitro Evaluation of the Antitumor Activity of the Biologically Synthesized Silver Nanoparticles (Articles)

Omama E. Elshawy, Eman A. Helmy, Laila A. Rashed

Advances in Nanoparticles Vol.5 No.2, May 30, 2016

DOI: 10.4236/anp.2016.52017 3,820 Downloads 6,758 Views Citations
Fuzzy Logic–Based Scheme for Load Balancing in Grid Services (Articles)

Tarek Helmy, Hamdi Al-Jamimi, Bashar Ahmed, Hamzah Loqman

Journal of Software Engineering and Applications Vol.5 No.12B, January 25, 2013

DOI: 10.4236/jsea.2012.512B029 4,945 Downloads 7,724 Views Citations
Measurements of Natural Radioactivity in Some Granite Samples Using Alpha Spectrometric Analysis (Articles)

Hanan Mohamed Diab, Mohamed Helmy Eweis Monged, Mahmoud Khattab

Open Journal of Applied Sciences Vol.3 No.8, December 20, 2013

DOI: 10.4236/ojapps.2013.38060 3,989 Downloads 6,548 Views Citations
Evaluation of Venous Ammonia Level, Splenic Longitudinal Diameter, Portal Vein and Splenic Vein Diameters as Non-Invasive Indicators for the Presence of Portosystemic Collaterals in Egyptian Cirrhotic Patients (Articles)

Mohamed F. Montasser, Heba M. Abdella, Amir Helmy Samy

Open Journal of Gastroenterology Vol.4 No.6, June 27, 2014

DOI: 10.4236/ojgas.2014.46039 3,886 Downloads 6,511 Views Citations
High Sensitive Graphene Devices for Non-Invasive Early Diagnosis of Hyperthyroidism: A Feasibility Study (Articles)

Avinash Yadav, Inayeth Ali, Ahdy Helmy, Maher Rizkalla

Journal of Biomedical Science and Engineering Vol.12 No.12, December 16, 2019

DOI: 10.4236/jbise.2019.1212043 622 Downloads 1,613 Views Citations
Management of 634 Consecutive Patients with Chronic Pilonidal Sinus: A Nine-Year Experience of a Single Institute (Articles)

Mahmoud F. Sakr, Mohamed E. Elserafy, Hossam M. Hamed, Mohammad A. Ramadan, Hisham E. Kantoush, Hisham M. El-Torky

Surgical Science Vol.3 No.3, March 23, 2012

DOI: 10.4236/ss.2012.33029 5,516 Downloads 9,009 Views Citations
TRAIL and TRAIL Receptors as Prognostic Markers in Breast Cancer Patients (Articles)

Fawziya A. R. Ibrahim, Marwa S. Abouelenein, Ola S. A. Sakr, Sanaa S. Ahmed, Ebtisam R. Zaher, Shaymaa E. el Feky

American Journal of Molecular Biology Vol.9 No.4, September 23, 2019

DOI: 10.4236/ajmb.2019.94015 822 Downloads 2,158 Views Citations
Compact Bluetooth/UWB Antenna with Multi-Band Notched Characteristics (Articles)

Ahmed Shaker, Saber Helmy Zainud-Deen, Kurany Ragb Mahmoud, Sabry Mohamed Ibrahem

Journal of Electromagnetic Analysis and Applications Vol.3 No.12, December 29, 2011

DOI: 10.4236/jemaa.2011.312078 5,931 Downloads 11,177 Views Citations
Quantitation of Genetox Impurities Using a Surrogate Standard Approach (Articles)

Heather Wang, Regina Nardi, Yuri Bereznitski, Roy Helmy, David J. Waterhouse

Journal of Analytical Sciences, Methods and Instrumentation Vol.3 No.3, September 25, 2013

DOI: 10.4236/jasmi.2013.33021 4,611 Downloads 7,515 Views Citations
Insulin-Like Growth Factor-1 and Osteocalcin Are Correlated with Markers of Osteoporosis in Postmenopausal Women with Type-2 Diabetes (Articles)

Maher A. Kamel, Madiha H. Helmy, Anna N. Abou Rayah, Nevine Mohannad, Huda M. N. Hania

Open Journal of Endocrine and Metabolic Diseases Vol.3 No.5, August 30, 2013

DOI: 10.4236/ojemd.2013.35033 4,620 Downloads 8,216 Views Citations
Effect of Maternal Diabetes on Pre- and Post-Natal Redox Status of F1 Rat Offspring (Articles)

Maher A. Kamel, Madiha H. Helmy, Mervat Y. Hanafi, Shimaa A. Mahmoud, Hanan Abo Elfetooh

Open Journal of Endocrine and Metabolic Diseases Vol.4 No.5, May 29, 2014

DOI: 10.4236/ojemd.2014.45012 3,280 Downloads 4,800 Views Citations

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