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Enzymatic hydrolysis allows an integral valorization of nannochloropsis oceanic...

Cunha, Sara A.; Coscueta, Ezequiel R.; Alexandre, Agostinho M. R. C.; Partidário, Ana Maria Carvalho; Fernández, Naiara; Paiva, Alexandre

Nannochloropsis oceanica is a microalga with relevant protein content, making it a potential source of bioactive peptides. Furthermore, it is also rich in fatty acids, with a special focus on eicosapentaenoic acid, an omega-3 fatty acid mainly obtained from marine animal sources, with high importance for human health. N. oceanica has a rigid cell wall constraining protein extraction, thus hydrolyzing it may hel...


Evaluation of the fertilizer potential of Chlorella vulgaris and Scenedesmus ob...

Alvarenga, Paula; Martins, Marta; Ribeiro, Henrique; Mota, Mariana; Guerra, Inês; Cardoso, Helena; Silva, Joana Laranjeira

Producing microalgae with agricultural drainage water (ADW) allows recycling water and nutrients, with the production of a biofertilizer, avoiding receiving waters' contamination. Chlorella vulgaris and Scenedesmus obliquus were cultivated using ADW and standard media supplementation and presented higher productivities, relatively to the control industrial growth medium (using freshwater). Selected strains were...


Bioactive hydrolysates from chlorella vulgaris: optimal process and bioactive p...

Cunha, Sara A.; Coscueta, Ezequiel R.; Nova, Paulo; Silva, Joana Laranjeira; Pintado, Maria Manuela

Microalgae have been described as a source of bioactive compounds, such as peptides. Microalgae are easy to produce, making them a sustainable resource for extracting active ingredients for industrial applications. Several microalgae species have interesting protein content, such as Chlorella vulgaris with around 52.2% of protein, making it promising for peptide hydrolysate production. Therefore, this work focu...


In vitro gastrointestinal digestion impact on the antioxidant activity of extra...

Cunha, Sara A.; Salsinha, Ana S.; Silva, Joana Laranjeira; Pintado, Manuela

Microalgae are rapidly cultivable growing photosynthetic organisms rich in compounds with high biological values, such as antioxidants, with interest for food industry. Although microalgae extracts may present several health benefits, it is necessary to understand if their properties are maintained throughout the gastrointestinal (GI) digestion, after the exposure to enzymes and different pH ranges. Thus, this ...


Nannochloropsis oceanica: a source of bioactive peptides

Cunha, Sara; Coscueta, Ezequiel; Silva, Joana Laranjeira; Pintado, Manuela


Microalgae, a potential source of protein and bioactive peptides

Cunha, Sara; Coscueta, Ezequiel; Castro, Rita de; Silva, Joana Laranjeira; Pintado, Manuela


Health benefits and bioavailability of marine resources components that contrib...

Nova, Paulo; Pimenta-Martins, Ana; Silva, Joana Laranjeira; Silva, Ana Machado; Gomes, Ana Maria; Freitas, Ana Cristina

The strict connection between nutritional intake and health leads to a necessity of understanding the beneficial and protective role of healthy nutrients and foods. The marine environment is a source of a plethora of many organisms with unique properties, extremely rich in bioactive compounds and with remarkable potential for medical, industrial and biotechnological applications. Marine organisms are an extreme...



Optimization of bioactive peptides extraction from chlorella vulgaris

Cunha, Sara; Coscueta, Ezequiel; Silva, Joana Laranjeira; Pintado, Manuela

Chlorella vulgaris may be a source of several interesting compounds, as bioactive peptides with anticancer, antioxidant, anti-hypertensive activities. Furthermore, microalgae peptides may also be of great interest due to their functional properties as solubility, emulsifying and foaming properties, which could be beneficial for industrial application. The microalgae cell wall is rich in polysaccharides making i...


Survival of different Listeria monocytogenes strains in simulated gastro-intest...

Almeida, Marta A. S.; Teixeira, P.; Silva, Joana Laranjeira; Azeredo, Joana; Teixeira, Paula


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