Researcher at Food Technology Research Institute, Agriculture Research Center, Egypt. Researching the isolation and purification technology of functional food ingredients (polyphenolic components-oligosaccharides-polysaccharides), the structures identification and activity evaluation of biological macromolecules and small molecules, stress on the structures and properties, biological activity and mechanism of functional factors in the agricultural products and its by-products as well as comprehensive utilization, developing the nutritional products which are beneficial to human health. Fabrication of microcapsules as drug delivery systems or preservation plant pigments like anthocyanin. Fabrication of food products by extrusion technology. Developing smart bio-composite films, oleosomes and oleogels as food spoilage indicators or maintaining the shelf life of food products.