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Usama W. Hawas
Usama W. Hawas
Professor of Chemistry of Natural Products
Verified email at kau.edu.sa
Title
Cited by
Cited by
Year
Antioxidant and Antiproliferative Activity of Diospyros lotus L. Extract and Isolated Compounds
MR Loizzo, A Said, R Tundis, UW Hawas, K Rashed, F Menichini, ...
Plant foods for human nutrition 64, 264-270, 2009
1692009
Novel bioactive metabolites from a marine derived bacterium Nocardia sp. ALAA 2000
M El-Gendy, UW Hawas, M Jaspars
The Journal of antibiotics 61 (6), 379-386, 2008
1392008
Mansouramycins A− D, cytotoxic isoquinolinequinones from a marine Streptomycete
UW Hawas, M Shaaban, KA Shaaban, M Speitling, A Maier, G Kelter, ...
Journal of natural products 72 (12), 2120-2124, 2009
1382009
Bioactive anthraquinones from endophytic fungus Aspergillus versicolor isolated from red sea algae
UW Hawas, AA El-Beih, AM El-Halawany
Archives of pharmacal research 35, 1749-1756, 2012
1302012
An efficient method for the in vitro production of azol (in) e‐based cyclic peptides
WE Houssen, AF Bent, AR McEwan, N Pieiller, J Tabudravu, J Koehnke, ...
Angewandte Chemie International Edition 53 (51), 14171-14174, 2014
712014
Isolation and characterization of marine-derived actinomycetes with cytotoxic activity from the Red Sea coast
MS Abdelfattah, MIY Elmallah, UW Hawas, LT Abou El-Kassema, ...
Asian Pacific Journal of Tropical Biomedicine 6 (8), 651-657, 2016
592016
Two new flavonoids from Origanum vulgare
UW Hawas, SK El-Desoky, SA Kawashty, M Sharaf
Natural Product Research 22 (17), 1540-1543, 2008
442008
Seagrasses as sources of mosquito nano-larvicides? Toxicity and uptake of Halodule uninervis-biofabricated silver nanoparticles in dengue and Zika virus vector Aedes aegypti
JA Mahyoub, AT Aziz, C Panneerselvam, K Murugan, M Roni, S Trivedi, ...
Journal of Cluster Science 28, 565-580, 2017
432017
NMR spectral analysis of flavonoids from Chrysanthemum coronarium
LF Ibrahim, WM El-Senousy, UW Hawas
Chemistry of Natural Compounds 43, 659-662, 2007
422007
Different Culture Metabolites of the Red Sea Fungus Fusarium equiseti Optimize the Inhibition of Hepatitis C Virus NS3/4A Protease (HCV PR)
UW Hawas, R Al-Farawati, LT Abou El-Kassem, AJ Turki
Marine drugs 14 (10), 190, 2016
362016
A new flavonoid C-glycoside from Solanum elaeagnifolium with hepatoprotective and curative activities against paracetamol-induced liver injury in mice
UW Hawas, GM Soliman, LTA El-Kassem, ARH Farrag, K Mahmoud, ...
Zeitschrift für Naturforschung C 68 (1-2), 19-28, 2013
362013
Antioxidant activity of brocchlin carboxylic acid and its methyl ester from Chrozophora brocchiana
UW Hawas
Natural Product Research 21 (7), 632-640, 2007
362007
Alternariol derivatives from Alternaria alternata, an endophytic fungus residing in red sea soft coral, inhibit HCV NS3/4A protease
UW Hawas, S El-Desouky, L Abou El-Kassem, W Elkhateeb
Applied biochemistry and microbiology 51, 579-584, 2015
352015
Teucrol, a decarboxyrosmarinic acid and its 4′-O-triglycoside, teucroside from Teucrium pilosum
AMD El-Mousallamy, UW Hawas, SAM Hussein
Phytochemistry 55 (8), 927-931, 2000
342000
In vitro antioxidant and antiproliferative activities of flavonoids from Ailanthus excelsa (Roxb.)(Simaroubaceae) leaves
A Said, R Tundis, UW Hawas, SM El-Kousy, K Rashed, F Menichini, ...
Zeitschrift für Naturforschung C 65 (3-4), 180-186, 2010
332010
Phytochemical and pharmacological studies on Leonotis leonurus
MA El-Ansari, ESA Aboutabl, ARH Farrag, M Sharaf, UW Hawas, ...
Pharmaceutical biology 47 (9), 894-902, 2009
332009
Anti-HCV protease potential of endophytic fungi and cytotoxic activity
L Abou El-Kassem, UW Hawas, S El-Souda, EF Ahmed, W El-Khateeb, ...
Biocatalysis and agricultural biotechnology 19, 101170, 2019
312019
Synthesis of some thiopyrimidine and thiazolopyrimidines starting from 2, 6-dibenzylidene-3-methylcyclohexanone and its antimicrobial activities
UW Hawas, MA Al-Omar, AGE Amr, AEFG Hammam
Arabian Journal of Chemistry 5 (4), 509-515, 2012
272012
Pharmaco-chemical studies on the aqueous methanolic extract of Diospyros lotus leaves.
A Said, UW Hawas, SM Nofal, K Rashed, A Huefner
Research Journal of Phytochemistry 3 (1), 1-10, 2009
272009
Sesquiterpenes from the Saudi Red Sea: Litophyton arboreum with their cytotoxic and antimicrobial activities
LT Abou El-Kassem, UW Hawas, SK El-Desouky, R Al-Farawati
Zeitschrift für Naturforschung C 73 (1-2), 9-14, 2018
252018
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