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Usama W. Hawas
Usama W. Hawas
Professor of Chemistry of Natural Products
Verifisert e-postadresse på kau.edu.sa
Tittel
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År
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
262018
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Artikler 1–20