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Integrated treatment and valorization of meat processing wastewater via microal...

Sousa, Ana S. S.; Oliveira, Ana S.; Castro, Paula M. L.; Amorim, Catarina L.

Meat-processing wastewater (MPWW) is rich in nutrients and organic matter. This study assessed its potential as feedstock for microalgal biomass production while enabling wastewater treatment. In batch assays, the microalgae-based consortium grew in raw MPWW, and its synergy with the native wastewater microbial community enhanced the chemical oxygen demand (COD) removal rate. If suspended solids were pre-remove...


Natural Mineral Water–Plant Extract Combinations as Potential Anti-Aging Ingred...

Gomes, Carolina P.; Oliveira, Ana S.; Rolo, Joana; Silveira, Tayse F. F. da; Palmeira de Oliveira, Rita; Alves, Maria José; Plasencia, Paula

Natural mineral waters (NMWs) and plant extracts have long been valued for their therapeutic properties and skin benefits. This study investigated, in vitro, the role of five Portuguese NMWs (A-E), combined with plant extracts from five species (Ficus carica L., Rubus idaeus L., Vaccinium myrtillus, Cistus ladanifer and Thymus x citriodorus) as bioactive ingredients. Antioxidant capacity was assessed using the ...

Date: 2025   |   Origin: Biblioteca Digital do IPB

Meat processing wastewater valorised through microalgae production

Sousa, Ana S. S.; Oliveira, Ana S.; Castro, Paula M. L.; Amorim, Catarina L.

The treatment of meat processing wastewater (MPWW) is crucial to mitigating its environmental impact but remains challenging due to its high organic load and elevated nitrogen and solids content. Microalgae-based processes have been used to treat various types of wastewater, including municipal and industrial sources, offering a sustainable approach that not only cleans wastewater but also produces valuable bio...


Bioremediation of coastal aquaculture effluents spiked with florfenicol using m...

Oliveira, Ana S.; Alves, Marta; Leitão, Frederico; Tacão, Marta; Henriques, Isabel; Castro, Paula M. L.; Amorim, Catarina L.

Aquaculture is a crucial industry in the agri-food sector, but it is linked to serious environmental problems. There is a need for efficient treatment systems that allow water recirculation to mitigate pollution and water scarcity. This work aimed to evaluate the self-granulation process of a microalgae-based consortium and its capacity to bioremediate coastal aquaculture streams that sporadically contain the a...


Bioremediation of coastal aquaculture effluents spiked with florfenicol using m...

Oliveira, Ana S.; Alves, Marta; Leitão, Frederico; Tacão, Marta; Henriques, Isabel; Castro, Paula M. L.; Amorim, Catarina L.

Aquaculture is a crucial industry in the agri-food sector, but it is linked to serious environmental problems. There is a need for efficient treatment systems that allow water recirculation to mitigate pollution and water scarcity. This work aimed to evaluate the self-granulation process of a microalgae-based consortium and its capacity to bioremediate coastal aquaculture streams that sporadically contain the a...





Chemical characterization and bioactive potential of Thymus × citriodorus (Pers...

Oliveira, Ana S.; Rolo, Joana; Gaspar, Carlos; Cavaleiro, Carlos; Salgueiro, Lígia; Palmeira-de-Oliveira, Rita; Ferraz, Celso; Coelho, Susana

Ethnopharmacological relevance: Thymus × citriodorus (Pers.) Schreb. is an interspecific hybrid between Thymus pulegioides and Thymus vulgaris, known for its pharmacological activities as diaphoretic, deodorant, antiseptic and disinfectant, the last mostly related with its antimicrobial activity. The folk use of other extracts, as hydrolates, have also been disseminated, as regulators of oily skin with anti-acn...


Thymus mastichina (L.) L. and Cistus ladanifer L. for skin application: chemica...

Oliveira, Ana S.; Rolo, Joana; Gaspar, Carlos; Ramos, Leonor; Cavaleiro, Carlos; Salgueiro, Lígia; Palmeira-de-Oliveira, Rita; Teixeira, João Paulo

Ethnopharmacological relevance: Thymus mastichina (L.) L. (TM) and Cistus ladanifer L. (CL) are two Portuguese autochthonous species with traditional skin application in folk medicine. TM is majorly known for its antiseptic and wound healing properties, as an external anti-inflammatory agent and for its application in folk cosmetics and hygiene products. Its use in acne vulgaris has also been reported. CL is tr...


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