A. Hamed

发表

Electrospray ionization mass spectrometry characterization of ubiquitous minor lipids and oligosaccharides in milk of the camel (Camelus dromedarius) and their inhibition of oxidative stress in human plasma

M. Kowalczyk, W. Oleszek, A. Stochmal, 2019 .

Electrospray ionization mass spectrometry characterization of ubiquitous minor lipids and oligosaccharides in camel milk (Camelus dromedarius) and their inhibition of oxidative stress in human plasma.

M. Kowalczyk, W. Oleszek, A. Stochmal, 2019, Journal of dairy science.

Fingerprinting of strong spermatogenesis steroidal saponins in male flowers of Phoenix dactylifera (Date Palm) by LC-ESI-MS

Hassan A. Elgebaly, Usama A. Mahalel, A. Stochmal, 2017, Natural product research.

LC-ESI-MS/MS profile of phenolic and glucosinolate compounds in samh flour (Mesembryanthemum forsskalei Hochst. ex Boiss) and the inhibition of oxidative stress by these compounds in human plasma.

M. Kowalczyk, A. Stochmal, R. B. Said, 2016, Food research international.

Protective action of proanthocyanidin fraction from Medemia argun nuts against oxidative/nitrative damages of blood platelet and plasma components

R. Głowacki, W. Oleszek, A. Stochmal, 2014, Platelets.

Evaluation of polyphenolic fraction isolated from aerial parts of Tribulus pterocarpus on biological properties of blood platelets in vitro

W. Oleszek, A. Stochmal, B. Olas, 2013, Platelets.

Strong antioxidant phenolics from Acacia nilotica: profiling by ESI-MS and qualitative-quantitative determination by LC-ESI-MS.

Usama A. Mahalel, M. Maldini, S. Piacente, 2011, Journal of pharmaceutical and biomedical analysis.

Protective Role of Trigonella hamosa Saponins Against Diabetic Perturbations and Complications in Rats

Usama A. Mahalel, A. Salah-eldin, A. Hamed, 2007 .

Profiles analysis of proanthocyanidins in the argun nut (Medemia argun--an ancient Egyptian palm) by LC-ESI-MS/MS.

S. Piacente, W. Oleszek, A. Stochmal, 2014, Journal of mass spectrometry : JMS.

Removal of some plant toxic heavy metals from soil using Mimosa pigra L. plant and effect of methanolic extract of Acacia nilotica L. on removing efficacy

Usama A. Mahalel, A. Hamed, Zeinab A. Abdel-Wahed, 2021 .

Unusual cycloartane glycosides from Astragalus eremophilus

M. Masullo, S. Piacente, C. Pizza, 2008 .

Extracts from Tribulus species may modulate platelet adhesion by interfering with arachidonic acid metabolism

W. Oleszek, A. Stochmal, B. Olas, 2015, Platelets.

New neohopane triterpenoidal saponin glycosides from Glimus lotoids var. Dectamnoids

A. Hamed, N. El-Emary, 1999 .

Comparison of biological activity of phenolic fraction from roots of Alhagi maurorum with properties of commercial phenolic extracts and resveratrol

W. Oleszek, A. Stochmal, B. Olas, 2015, Platelets.

Phenolic Compounds from the Fruits of Medemia argun, a Food and Medicinal Plant of Ancient Egypt

Usama A. Mahalel, M. Masullo, S. Piacente, 2016, Natural product communications.

Effect of the proanthocyanidin fraction from Medemia argun on the in vitro growth and activity of selected soil microorganisms

S. Martyniuk, A. Stochmal, A. Hamed, 2012 .

GC-MS Analysis of Aroma of Medemia argun (Mama-n-Khanen or Mama-n-Xanin), an Ancient Egyptian Fruit Palm

M. Leonardi, W. Oleszek, A. Stochmal, 2012, Natural product communications.

Presence of major and trace elements in seven medicinal plants growing in the South-Eastern Desert, Egypt

I. Pulford, M. Sheded, A. Hamed, 2006 .

Nutrient value of plants in an extremely arid environment (Wadi Allaqi Biosphere Reserve, Egypt)

M. Badri, A. Hamed, 2000 .

Stemmosides C and D, two novel unusual pregnane glycosides from Solenostemma argel: structural elucidation and configurational study by a combined NMR-quantum mechanical strategy

G. Bifulco, S. Piacente, A. Plaza, 2004 .

Steroidal saponins from the aerial parts of Tribulus pentandrus Forssk.

S. Piacente, W. Oleszek, A. Stochmal, 2004, Phytochemistry.

Saponin‐Based Surfactants

W. Oleszek, A. Hamed, 2010 .

Oleanane glycosides from the roots of Alhagi maurorum

Usama A. Mahalel, S. Piacente, W. Oleszek, 2012 .

Triterpene saponins from Salsola imbricata

Usama A. Mahalel, M. Masullo, S. Piacente, 2011 .

Polyhydroxypregnane glycosides from Oxystelma esculentum var. alpini.

S. Piacente, C. Pizza, A. S. Shaheen, 2004, Phytochemistry.

14,15-secopregnane derivatives from the leaves of Solenostemma argel.

S. Piacente, A. Plaza, C. Pizza, 2006, Journal of natural products.

Steroidal Saponins from the Seeds of Trigonella Hamosa L

A. Hamed, 2007 .

Cytotoxic furostanol saponins and a megastigmane glucoside from tribulus parvispinus.

S. Piacente, A. Plaza, C. Pizza, 2005, Journal of natural products.

Profiles of steroidal saponins from the aerial parts of Tribulus pentandrus, T. megistopterus subsp. pterocarpus and T. parvispinus by LC-ESI-MS/MS.

Usama A. Mahalel, W. Oleszek, A. Stochmal, 2012, Phytochemical analysis : PCA.

A phenolic cinnamate dimer from Psoralea plicata

H. Mitome, I. Springuel, A. Hamed, 1997 .

Comprehensive polyoxypregnane glycosides report in Caralluma quadrangula using UPLC-ESI-Q-TOF and their antioxidant effects in human plasma.

M. Kowalczyk, W. Oleszek, A. Stochmal, 2022, Biomedicine & pharmacotherapy = Biomedecine & pharmacotherapie.

Fingerprinting of two an acylated polyoxypregnane glycosides from Caralluma quadrangula (Forssk.) N.E.Br. using UPLC-ESI-Q-TOF and computational study

M. Kowalczyk, W. Oleszek, A. Stochmal, 2021, Natural product research.

Cardenolides from Pergularia tomentosa display cytotoxic activity resulting from their potent inhibition of Na+/K+-ATPase.

R. Kiss, M. Masullo, S. Piacente, 2009, Journal of natural products.

Fast characterization of C-glycoside acetophenones in Medemia argun male racemes (an Ancient Egyptian palm) using LC-MS analyses and computational study with their antioxidant effect

Usama A. Mahalel, M. Kowalczyk, A. Stochmal, 2017 .

Benzofuran glycosides from Psoralea plicata seeds

I. Springuel, A. Hamed, N. El-Emary, 1999 .

Benzofuran glycosides from the seeds of Psoralea plicata Del

I. Springuel, A. Hamed, N. El-Emary, 1999 .

Cardenolide glycosides from Pergularia tomentosa and their proapoptotic activity in Kaposi's sarcoma cells.

Usama A. Mahalel, S. Piacente, W. Oleszek, 2006, Journal of natural products.

New steroids from Solenostemma argel leaves.

A. Hamed, 2001, Fitoterapia.

New antiproliferative 14,15-secopregnane glycosides from Solenostemma argel

G. Bifulco, C. Balestrieri, S. Piacente, 2005 .

Flavone C-glycosides from Vaccaria pyramidata: Structure elucidation by spectroscopy and theoretical calculations

Usama A. Mahalel, M. Masullo, S. Piacente, 2019, Phytochemistry Letters.

New unusual pregnane glycosides with antiproliferative activity from Solenostemma argel

C. Balestrieri, S. Piacente, A. Plaza, 2005, Steroids.

Argeloside A and B, two novel 14,15-secopregnane glycosides from Solenostemma argel

G. Bifulco, S. Piacente, A. Plaza, 2003 .

Fingerprinting profile of flavonol glycosides from Bassia eriophora using negative electrospray ionization, computational studies and their antioxidant activities

M. Kowalczyk, W. Oleszek, A. Stochmal, 2021 .

Sulfated triterpene derivatives from Fagonia arabica.

M. Masullo, S. Piacente, C. Pizza, 2007, Journal of natural products.

Experimental and Density Functional Theory Study of a New Dimer with Tetrasubstituted Cyclobutane Ring System Isolated from Psoralea plicata Seeds

R. B. Said, A. Al-ayed, Y. Arfaoui, 2013 .

Comparative antiadhesive properties of crude extract and phenolic fraction isolated from aerial parts of Tribulus pterocarpus during severe hyperhomocysteinemia.

W. Oleszek, A. Stochmal, B. Olas, 2013, Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association.

Unusual fernane and gammacerane glycosides from the aerial parts of Spergula fallax.

Usama A. Mahalel, M. Masullo, S. Piacente, 2014, Journal of natural products.

Screening for antibacterial activity of two jujube honey samples collected from Saudi Arabia

E. Abdallah, A. Hamed, 2019, Journal of Apitherapy.

Flavone and Flavonol Glycosides from Astragalus eremophilus and Astragalus Vogelii

M. Masullo, S. Piacente, A. Plaza, 2009, Natural Product Communications.