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José Arturo Olguín-Rojas, Lucio Abel Vázquez-León, Miguel Palma, María Teresa Fernández-Ponce, Lourdes Casas, Gerardo Fernández Barbero and Guadalupe del Carmen Rodríguez-Jimenes
Inadequately managed agricultural waste significantly impacts the environment, health, and economy. This pollution stems from the underutilization, inadequate awareness, and insufficient treatment of agricultural waste. Fruit and vegetable wastes are val...
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Ioulia Georgiopoulou, Soultana Tzima, Vasiliki Louli and Kostis Magoulas
The production of bioactive products from microalgae biomass with efficient and environmentally friendly technologies is a field of great research interest. The present work focuses on the recovery of high-added value bioactive components from Chlorella ...
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Iga Piasecka, Artur Wiktor and Agata Górska
Berry fruit by-products are a source of polyphenol compounds and highly nutritious oils and can be reused to fulfill the requirements of the circular economy model. One of the methods of obtaining polyphenol-rich extracts or oils is extraction. Applying ...
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Fernando Pagels, Ricardo N. Pereira, António A. Vicente and A. Catarina Guedes
Pigments from microalgae and cyanobacteria have attracted great interest for industrial applications due to their bioactive potential and their natural product attributes. These pigments are usually sold as extracts, to overcome purification costs. The e...
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Artur Olszak, Karol Osowski, Ireneusz Musialek, Elzbieta Rogos, Andrzej Kesy and Zbigniew Kesy
This paper presents the results of physicochemical and tribological tests of vegetable oils obtained by the supercritical fluid extraction method from berry seeds. The research was conducted by using these oils as the raw material for the biodegradable h...
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David Villanueva-Bermejo, Erika Vázquez, Marisol Villalva, Susana Santoyo, Tiziana Fornari, Guillermo Reglero and Mónica Rodriguez García-Risco
Heather (Calluna vulgaris L.) and marigold (Calendula officinalis L.) are two rich sources of bioactive pentacyclic triterpenes. The supercritical carbon dioxide (SCCO2) extraction of these two plants was explored at a pressure range of 25?50 MPa, 50 °C,...
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Anis Muslihah Zambree
Pág. 50
Plenty extraction technique has been study to perform the extraction process. Solvent extraction and hydrodistillation is the conventional and oldest method for the extraction. However, there have some limitation when using these techniques. Soxhlet extr...
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Szabina Plánder, Blanka Simon, Szabolcs Béni, Ágnes Alberti, Ágnes Kéry, Edit Székely
Pág. 340 - 347
Plane tree is planted as ornamental tree in urban areas. This tree naturally sheds its bark during the spring; however, the shed bark is commonly regarded as a waste material without any significant application.On the other hand, the bark of plane tree m...
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Markus Armbruster, Mathias Mönckedieck, Regina Scherließ, Rolf Daniels and Martin A. Wahl
Triterpene compounds like betulin, betulinic acid, erythrodiol, oleanolic acid and lupeol are known for many pharmacological effects. All these substances are found in the outer bark of birch. Apart from its pharmacological effects, birch bark extract ca...
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Kornélia Koszegi, Gyula Vatai, Erika Békássy-Molnár
Pág. 168 - 173
The leaves of stinging nettle (Urtica dioica L.) are used for medical purposes since centuries while the nettle roots are applied only in the last decades. According to the latest researches the root of nettle contains many important ingredients, for exa...
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