Zobrazeno 1 - 10
of 703
pro vyhledávání: '"F, el Sayed"'
Autor:
Zaynab El-Gammal, Usama Bakry, Ahmed F. El-Sayed, Toka A. Ahmed, Gehad Atef Oura, Shimaa E. Elshenawy, Nagwa El-Badri, Amin F. Romany, Khaled Amer, Tarek Elnagdy, Osama Mahmoud Azmy, Tarek Taha Ahmed Ali
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-13 (2024)
Abstract Triple-negative breast cancer (TNBC) lacks estrogen, progesterone, and human epidermal growth factor receptors and has a poor prognosis as it is resistant to chemotherapy. A new treatment option for this type of cancer may be by putting thes
Externí odkaz:
https://doaj.org/article/8edd203cc95449d4a7c06fa22faed7be
Autor:
Mahmoud K. F. El-Sayed, Manal M. Elshahawi, Fatma S. M. Abu El-Azm, Eslam M. Hosni, Mahmoud Kamal, Yasmeen M. Ali
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-19 (2024)
Abstract A new series of substituted benzo[h]chromene, benzochromenopyrimidine, and benzochromenotriazolopyrimidine derivatives were synthesized via chemical transformations of iminonitrile, ethoxymethylene amino, and cyanomethylene functionalities.
Externí odkaz:
https://doaj.org/article/0810e3acefb243c0aafb5eb39f0f8bfe
Autor:
Mina Michael Melk, Ahmed F. El-Sayed
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-26 (2024)
Abstract The antiviral properties of the flowering aerial extracts of Ruellia tuberosa and Ruellia patula were investigated through phytochemical profiling via LC–MS/MS and HPLC techniques. Qualitative LC–MS/MS analyses identified seventy-seven m
Externí odkaz:
https://doaj.org/article/94663d5ff8674ae29ed77f5f8decf8e9
Autor:
Farid M. Sroor, Ahmed A. F. Soliman, Elham Mohamed Youssef, Mohamed Abdelraof, Ahmed F. El-Sayed
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-30 (2024)
Abstract A very practical method for the synthesis of unsymmetrical carbamide derivatives in good to excellent yield was presented, without the need for any catalyst and at room temperature. Using a facile and robust protocol, fifteen unsymmetrical c
Externí odkaz:
https://doaj.org/article/a080d891ffce42eca62714c9cd9d6b01
Autor:
Ahmed F. El-Sayed, Wael M. Aboulthana, Marwa A. Sherief, Gehan T. El-Bassyouni, Sahar M. Mousa
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-20 (2024)
Abstract Copper-doped ZnO nanoparticles with the formula Zn1−x(Cu)O, where x = 0.0, 0.03, 0.05, and 0.07 were produced using the co-precipitation process. Physical, chemical, and structural properties were properly examined. Powdered X-ray diffract
Externí odkaz:
https://doaj.org/article/f359fc7dad1e4b74b49e10da7bb6494d
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-11 (2024)
Abstract This study assessed the radioactivity levels and associated risks in the black sand-separated products obtained from the black sand separation plant in Delta, Egypt. A total of sixteen samples were taken from hot spots during and after the s
Externí odkaz:
https://doaj.org/article/d78cd44c3fb3411db39fb309e5238524
Autor:
Basma Ekram, Emad Tolba, Ahmed F. El-Sayed, Werner E. G. Müller, Heinz C. Schröder, Xiaohong Wang, Bothaina M. Abdel-Hady
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-10 (2024)
Abstract To combat infections, silver was used extensively in biomedical field but there was a need for a capping agent to eliminate its cytotoxic effects. In this study, polymeric calcium polyphosphate was doped by silver with three concentrations 1
Externí odkaz:
https://doaj.org/article/807839aa4e6d4523bc63969f1894b8a5
Autor:
Sherein F. El-Sayed, Amira Mohamed Abdelhamid, Shimaa Gamal ZeinElabdeen, Dalia Ibrahim El-wafaey, Suzan M. M. Moursi
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-14 (2024)
Abstract Mitochondrial dysfunction is a recent emerging research scope that proved to be involved in many cardiovascular diseases culminating in chronic heart failure (CHF), which remains one of the primary causes of morbidity and mortality. This stu
Externí odkaz:
https://doaj.org/article/9fd145c7b8724eb1af468cb9729038e6
Publikováno v:
Scientific Reports, Vol 13, Iss 1, Pp 1-16 (2023)
Abstract The current study assessed two concrete mixes prepared using dolomite and barite/limonite aggregates to shield against both energetic photons and neutrons. After that, a designed mix which comprised barite/goethite aggregates plus fine-powde
Externí odkaz:
https://doaj.org/article/a025cb03c4a44f269f124760cb892226
Publikováno v:
Journal of Genetic Engineering and Biotechnology, Vol 21, Iss 1, Pp 1-18 (2023)
Abstract Background Multidrug-resistant (MDR) bacteria are acknowledged as one of the main factors contributing to chronic illnesses and fatalities globally. Numerous diseases, including bloodstream infections, pneumonia, urinary tract infections, an
Externí odkaz:
https://doaj.org/article/0d947ab4606b42fd8dd3da5a545b51bd