Zobrazeno 1 - 10
of 72
pro vyhledávání: '"Ashraf S. Hassan"'
Autor:
Nagwa M. Abdelazeem, Wael M. Aboulthana, Ashraf S. Hassan, Abdulrahman A. Almehizia, Ahmed M. Naglah, Hamad M. Alkahtani
Publikováno v:
Saudi Pharmaceutical Journal, Vol 32, Iss 5, Pp 102025- (2024)
Based on previous developments of our research programs in trying to find new compounds with multiple biological targets such as antioxidant, anti-diabetic, anti-Alzheimer's, and anti-arthritic agents. In the context, a novel series of sulfonamide de
Externí odkaz:
https://doaj.org/article/dda5e90a0f9a4fcd80635c198f8b160e
Autor:
Ahmed M. Naglah, Abdulrahman A. Almehizia, Asma S. Al-Wasidi, Amirah Senaitan Alharbi, Mohammed H. Alqarni, Ashraf S. Hassan, Wael M. Aboulthana
Publikováno v:
Pharmaceuticals, Vol 17, Iss 5, p 655 (2024)
In this innovative research, we aim to reveal pyrazole-based Schiff bases as new multi-target agents. In this context, we re-synthesized three sets of pyrazole-based Schiff bases, 5a–f, 6a–f, and 7a–f, to evaluate their biological applications.
Externí odkaz:
https://doaj.org/article/f570efa922de4fd7a95077e021525219
Autor:
Hamad M. Alkahtani, Abdulrahman A. Almehizia, Mohamed A. Al-Omar, Ahmad J. Obaidullah, Amer A. Zen, Ashraf S. Hassan, Wael M. Aboulthana
Publikováno v:
Molecules, Vol 28, Iss 20, p 7125 (2023)
In continuation of our research programs for the discovery, production, and development of the pharmacological activities of molecules for various disease treatments, Schiff bases and pyrazole scaffold have a broad spectrum of activities in biologica
Externí odkaz:
https://doaj.org/article/347c00ed7c0c45ee9fc0def41f168c13
Publikováno v:
ACS Omega, Vol 6, Iss 18, Pp 12361-12374 (2021)
Externí odkaz:
https://doaj.org/article/d353541e8a304de3b2c7e80c14e5f4f0
Publikováno v:
Al-Mustansiriyah Journal of Science, Vol 29, Iss 3, Pp 118-123 (2019)
The optical properties of polyvinyl alcohol (PVA) doped TiO2 and ZnO nanoparticles respectively, were studied. PVA/TiO2 and PVA/ZnO nanoparticles were prepared by the pulsed laser ablation technique (PLA).The optical properties of PVA/ TiO2 and PVA/
Externí odkaz:
https://doaj.org/article/ab258740a079463382897e775b575c45
Autor:
Ashraf S. Hassan
Publikováno v:
Al-Mustansiriyah Journal of Science, Vol 28, Iss 1, Pp 70-75 (2017)
The antibacterial effect of citrus peel lemon against the bacterial strains obtained from the filters of air conditioners have been selected based on the presence most in these filters such as Streptococcus, Bacillus spp, Pseudomonas, E coli. agar we
Externí odkaz:
https://doaj.org/article/212ca11c642e4152971ca122d9cd0853
Publikováno v:
Molecules, Vol 25, Iss 11, p 2593 (2020)
A series of Bis-pyrazole Schiff bases (6a–d and 7a–d) and mono-pyrazole Schiff bases (8a–d and 9a–d) were designed and synthesized through the reaction of 5-aminopyrazoles 1a–d with aldehydes 2–5 using mild reaction condition with a good
Externí odkaz:
https://doaj.org/article/d64f7dd614514ddda184f5308b02bf00
Autor:
Ahmed M. Naglah, Ahmed A. Askar, Ashraf S. Hassan, Tamer K. Khatab, Mohamed A. Al-Omar, Mashooq A. Bhat
Publikováno v:
Molecules, Vol 25, Iss 6, p 1431 (2020)
Pyrazolo[1,5-a]pyrimidines 5a−c, 9a−c and 13a−i were synthesized for evaluation of their in vitro antimicrobial properties against some microorganisms and their immunomodulatory activity. The biological activities of pyrazolo[1,5-a]pyrimidines
Externí odkaz:
https://doaj.org/article/a2f9ffeac0dc4afaa2cb27b89b9acebf
Autor:
Ashraf S. Hassan, Ahmed A. Askar, Eman S. Nossier, Ahmed M. Naglah, Gaber O. Moustafa, Mohamed A. Al-Omar
Publikováno v:
Molecules, Vol 24, Iss 17, p 3130 (2019)
A series of Schiff bases 14–25 were designed and synthesized for evaluation of their antibacterial properties against multi-drug resistant bacteria (MDRB). The antibacterial activities of Schiff bases 14–25 showed that most of the synthesized com
Externí odkaz:
https://doaj.org/article/e6b76ff2ce0545738c79d02ded3560b6
Publikováno v:
Molecules, Vol 23, Iss 6, p 1249 (2018)
A series of N-aryl-7-aryl-pyrazolo[1,5-a]pyrimidines 18a–u and N-aryl-pyrazolo[1,5-a]quinazolines 25a–c were designed and synthesized via the reaction of 5-aminopyrazoles 11a–c with enaminones 12a–g or 19, respectively. The new compounds were
Externí odkaz:
https://doaj.org/article/75a689da572044fcbc0bd7a8aa406ce3