15 documents found, page 1 of 2

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Investigating the Impact of Dietary Fibers on Mycotoxin Bioaccessibility during...

Lopez Ruiz, R; Marin Saez, J; Cunha, SC; Fernandes, A; de Freitas, V; Viegas, Olga; Ferreira, IMPLVO

Mycotoxins contamination is a real concern worldwide due to their high prevalence in foods and high toxicity; therefore, strategies that reduce their gastrointestinal bioaccessibility and absorption are of major relevance. The use of dietary fibers as binders of four mycotoxins (zearalenone (ZEA), deoxynivalenol (DON), HT-2, and T-2 toxins) to reduce their bioaccessibility was investigated by in vitro digestion...


Fibre enrichment of cookies to mitigate acrylamide formation and gastrointestin...

López Ruiz, R; Marin Saez, J; Cunha, SC; Fernandes, A; de Freitas, V; Viegas, Olga; Ferreira, IMPLVO

Acrylamide (AA) is a food contaminant with serious health effects. In this work, the addition of dietary fibre was proposed to mitigate AA in cookies and to reduce bioaccesibility in the gastrointestinal trac. The analytical methodology applied for AA quantification was based on solid-liquid extraction (SLE) followed by gas chromatography (GC) coupled to mass spectrometry (MS). Preliminar results with commercia...


Mycotoxins of Concern in Children and Infant Cereal Food at European Level: Inc...

Pereira, C; Cunha, SC; Fernandes, JO

Cereals are of utmost importance for the nutrition of infants and children, as they provide important nutrients for their growth and development and, in addition, they are easily digestible, being the best choice for the transition from breast milk/infant formula to solid foods. It is well known that children are more susceptible than adults to toxic food contaminants, such as mycotoxins, common contaminants in...


Survey on endocrine-disrupting chemicals in seafood: Occurrence and distribution

Cunha, SC; Menezes Sousa, D; Mello, FV; Miranda, JAT; Fogaca, FHS; Alonso, MB; Torres, JPM; Fernandes, JO

Currently, the presence of endocrine disrupting chemicals (EDCs) in the marine environment pose potential risk to both wildlife and human health. The occurrence of EDCs in seafood depends of several factors such as source and amounts of EDCs that reach the aquatic environment, physicochemical features of EDCs, and its accumulation in trophic chain. This review highlights the occurrence and distribution of EDCs ...


Incorporation of avocado peel extract to reduce cooking-induced hazards in beef...

Trujillo Mayol, I; Madalena C. Sobral, M; Viegas, Olga; Cunha, SC; Alarcón Enos, J; Pinho, Olívia; Ferreira, IM


Multidisciplinary approach to determine the effect of polybrominated diphenyl e...

Cruz, R; Palmeira, JD; Martins, ZE; Faria, MA; Ferreira, H; Marques, A; Casal, S; Cunha, SC

Environmental health is increasingly compromised by persistent toxic substances, which may have serious implications in food safety and, thus, in human health. Polybrominated diphenyl ethers (PBDEs) are anthropogenic contaminants with endocrine disruption abilities and are commonly found in seafood, the main route of human exposure. Growing evidence points out that the human gut microbiota interacts with xenobi...


Bioaccessibility of polybrominated diphenyl ethers and their methoxylated metab...

Cruz, R; Mendes, E; Maulvault, AL; Marques, A; Casal, S; Cunha, SC

Polybrominated diphenyl ethers (PBDEs) comprise a major class of brominated flame retardants and are well-known endocrine disruptors. The dietary route, through contaminated seafood consumption, is a main contributor to human exposure. Hence, the aim of this work was to provide thorough information on the dietary pathway of PBDEs and their methoxylated metabolites (MeO-PBDEs) after consumption of contaminated c...


Impact of potatoes deep-frying on common monounsaturated-rich vegetable oils: a...

Santos, CSP; García, LM; Cruz, R; Cunha, SC; Fernandes, JO; Casal, S

Aiming to distinguish the nutritional and safety impacts on consumer’s health of prolonged frying with vegetable oils rich in monounsaturated fatty acids (MUFA), namely peanut oil (PO), canola oil (CO) and extra virgin olive oil (EVOO), a domestic deep-frying assay using fresh potatoes was implemented (175 °C, 8 h per day, up to 28 h). Based on a total polar compounds (TPC) degradation limit of 25%, PO and CO e...


Fast and environmental-friendly methods for the determination of polybrominated...

Cruz, R; Marques, A; Casal, S; Cunha, SC

Environmental-friendly, cost-effective and fast methods were developed and validated for the analysis of seven PolyBrominated Diphenyl Ethers (PBDEs) and eight methoxylated PBDEs (MeO-PBDEs) in three distinct seafood matrices (muscle, liver and plasma) and feed using a Quick, Easy, Cheap, Efficient, Rugged and Safe (QuEChERS) extraction approach for solid samples and a Dispersive Liquid-Liquid Microextraction m...


Domestic low-fat frying alternatives: Impact on potatoes composition

Santos, CSP; Cunha, SC; Casal, S

Two low-fat frying alternatives to deep-frying were tested using two domestic equipment (microwave grill and convective oven), with fresh potatoes and four different frying oils (sunflower, soybean, canola, and olive oil). Potatoes composition was compared concerning nutrients, bioactivity, and fat oxidation. Fat reduction achieved 80% on both methods, directly associated with a decrease in oil natural bioactiv...


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